Clinical Characteristics and Outcomes of 905 COVID-19 Patients Admitted to Imam Khomeini Hospital Complex in the Capital City of Tehran, Iran.
Identifieur interne : 001598 ( Main/Exploration ); précédent : 001597; suivant : 001599Clinical Characteristics and Outcomes of 905 COVID-19 Patients Admitted to Imam Khomeini Hospital Complex in the Capital City of Tehran, Iran.
Auteurs : Seyed Farshad Allameh [Iran] ; Saeed Nemati [Iran] ; Reza Ghalehtaki [Iran] ; Esmaeil Mohammadnejad [Iran] ; Seyed Mojtaba Aghili [Iran] ; Nasim Khajavirad [Iran] ; Mohammad-Taghi Beigmohammadi [Iran] ; Mohammadreza Salehi [Iran] ; Hadi Mirfazaelian [Iran] ; Maryam Edalatifard [Iran] ; Hossein Kazemizadeh [Iran] ; Seyed Ali Dehghan Manshadi [Iran] ; Maliheh Hasannezhad [Iran] ; Laya Amoozadeh [Iran] ; Masoud Radnia [Iran] ; Seyedeh Rana Khatami [Iran] ; Azin Nahvijou [Iran] ; Monireh Sadat Seyyedsalehi [Iran] ; Laleh Rashidian [Iran] ; Niloofar Ayoobi Yazdi [Iran] ; Mohsen Nasiri Toosi [Iran] ; Khosro Sadeghniiat-Haghighi [Iran] ; Ali Jafarian [Iran] ; Masud Yunesian [Iran] ; Kazem Zendehdel [Iran]Source :
- Archives of Iranian medicine [ 1735-3947 ] ; 2020.
Descripteurs français
- KwdFr :
- Adulte (MeSH), Adulte d'âge moyen (MeSH), Comorbidité (MeSH), Durée du séjour (statistiques et données numériques), Femelle (MeSH), Humains (MeSH), Hydroxychloroquine (usage thérapeutique), Indice de gravité de la maladie (MeSH), Iran (épidémiologie), Mâle (MeSH), Pandémies (MeSH), Sujet âgé (MeSH), Unités de soins intensifs (statistiques et données numériques), Ventilation artificielle (effets indésirables), Études rétrospectives (MeSH).
- MESH :
- effets indésirables : Ventilation artificielle.
- statistiques et données numériques : Durée du séjour, Unités de soins intensifs.
- usage thérapeutique : Hydroxychloroquine.
- épidémiologie : Iran.
- Adulte, Adulte d'âge moyen, Comorbidité, Femelle, Humains, Indice de gravité de la maladie, Mâle, Pandémies, Sujet âgé, Études rétrospectives.
English descriptors
- KwdEn :
- Adult (MeSH), Aged (MeSH), COVID-19 (diagnosis), COVID-19 (drug therapy), COVID-19 (mortality), COVID-19 (physiopathology), COVID-19 Nucleic Acid Testing (standards), COVID-19 Nucleic Acid Testing (statistics & numerical data), Comorbidity (MeSH), Female (MeSH), Humans (MeSH), Hydroxychloroquine (therapeutic use), Intensive Care Units (statistics & numerical data), Iran (epidemiology), Length of Stay (statistics & numerical data), Male (MeSH), Middle Aged (MeSH), Pandemics (MeSH), Respiration, Artificial (adverse effects), Retrospective Studies (MeSH), SARS-CoV-2 (MeSH), Severity of Illness Index (MeSH).
- MESH :
- chemical , therapeutic use : Hydroxychloroquine.
- geographic , epidemiology : Iran.
- adverse effects : Respiration, Artificial.
- diagnosis : COVID-19.
- drug therapy : COVID-19.
- mortality : COVID-19.
- physiopathology : COVID-19.
- standards : COVID-19 Nucleic Acid Testing.
- statistics & numerical data : COVID-19 Nucleic Acid Testing, Intensive Care Units, Length of Stay.
- Adult, Aged, Comorbidity, Female, Humans, Male, Middle Aged, Pandemics, Retrospective Studies, SARS-CoV-2, Severity of Illness Index.
Abstract
BACKGROUND
We studied the clinical characteristics and outcomes of 905 hospitalized coronavirus disease 2019 (COVID-19) patients admitted to Imam Khomeini Hospital Complex (IKHC), Tehran, Iran.
METHODS
COVID-19 patients were recruited based on clinical symptoms and patterns of computed tomography (CT) imaging between February 20 and March 19. All patients were tested for the presence of COVID-19 RNA. The Poisson regression model estimated the incidence rate ratio (IRR) for different parameters.
RESULTS
The average age (± standard deviation) was 56.9 (±15.7) years and 61.77% were male. The most common symptoms were fever (93.59%), dry cough (79.78%), and dyspnea (75.69%). Only 43.76% of patients were positive for the RT-PCR COVID-19 test. Prevalence of lymphopenia was 42.9% and more than 90% had elevated lactate dehydrogenase (LDH) or C-reactive protein (CRP). About 11% were severe cases, and 13.7% died in the hospital. The median length of stay (LOS) was 3 days. We found higher risks of mortality in patients who were older than 70 years (IRR = 11.77, 95% CI 3.63-38.18), underwent mechanical ventilation (IRR = 7.36, 95% CI 5.06-10.7), were admitted to the intensive care unit (ICU) (IRR = 5.47, 95% CI 4.00-8.38), tested positive on the COVID-19 test (IRR = 2.80, 95% CI 1.64-3.55), and reported a history of comorbidity (IRR = 1.76, 95% CI 1.07-2.89) compared to their corresponding reference groups. Hydroxychloroquine therapy was not associated with mortality in our study.
CONCLUSION
Older age, experiencing a severe form of the disease, and having a comorbidity were the most important prognostic factors for COVID-19 infection. Larger studies are needed to perform further subgroup analyses and verify high-risk groups.
DOI: 10.34172/aim.2020.102
PubMed: 33220695
Affiliations:
Links toward previous steps (curation, corpus...)
Le document en format XML
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<author><name sortKey="Mohammadnejad, Esmaeil" sort="Mohammadnejad, Esmaeil" uniqKey="Mohammadnejad E" first="Esmaeil" last="Mohammadnejad">Esmaeil Mohammadnejad</name>
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<author><name sortKey="Aghili, Seyed Mojtaba" sort="Aghili, Seyed Mojtaba" uniqKey="Aghili S" first="Seyed Mojtaba" last="Aghili">Seyed Mojtaba Aghili</name>
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<author><name sortKey="Khajavirad, Nasim" sort="Khajavirad, Nasim" uniqKey="Khajavirad N" first="Nasim" last="Khajavirad">Nasim Khajavirad</name>
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<author><name sortKey="Beigmohammadi, Mohammad Taghi" sort="Beigmohammadi, Mohammad Taghi" uniqKey="Beigmohammadi M" first="Mohammad-Taghi" last="Beigmohammadi">Mohammad-Taghi Beigmohammadi</name>
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<author><name sortKey="Salehi, Mohammadreza" sort="Salehi, Mohammadreza" uniqKey="Salehi M" first="Mohammadreza" last="Salehi">Mohammadreza Salehi</name>
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<author><name sortKey="Mirfazaelian, Hadi" sort="Mirfazaelian, Hadi" uniqKey="Mirfazaelian H" first="Hadi" last="Mirfazaelian">Hadi Mirfazaelian</name>
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<author><name sortKey="Edalatifard, Maryam" sort="Edalatifard, Maryam" uniqKey="Edalatifard M" first="Maryam" last="Edalatifard">Maryam Edalatifard</name>
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<author><name sortKey="Kazemizadeh, Hossein" sort="Kazemizadeh, Hossein" uniqKey="Kazemizadeh H" first="Hossein" last="Kazemizadeh">Hossein Kazemizadeh</name>
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<author><name sortKey="Dehghan Manshadi, Seyed Ali" sort="Dehghan Manshadi, Seyed Ali" uniqKey="Dehghan Manshadi S" first="Seyed Ali" last="Dehghan Manshadi">Seyed Ali Dehghan Manshadi</name>
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<author><name sortKey="Hasannezhad, Maliheh" sort="Hasannezhad, Maliheh" uniqKey="Hasannezhad M" first="Maliheh" last="Hasannezhad">Maliheh Hasannezhad</name>
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<author><name sortKey="Amoozadeh, Laya" sort="Amoozadeh, Laya" uniqKey="Amoozadeh L" first="Laya" last="Amoozadeh">Laya Amoozadeh</name>
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<author><name sortKey="Radnia, Masoud" sort="Radnia, Masoud" uniqKey="Radnia M" first="Masoud" last="Radnia">Masoud Radnia</name>
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<author><name sortKey="Khatami, Seyedeh Rana" sort="Khatami, Seyedeh Rana" uniqKey="Khatami S" first="Seyedeh Rana" last="Khatami">Seyedeh Rana Khatami</name>
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<author><name sortKey="Nahvijou, Azin" sort="Nahvijou, Azin" uniqKey="Nahvijou A" first="Azin" last="Nahvijou">Azin Nahvijou</name>
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<author><name sortKey="Seyyedsalehi, Monireh Sadat" sort="Seyyedsalehi, Monireh Sadat" uniqKey="Seyyedsalehi M" first="Monireh Sadat" last="Seyyedsalehi">Monireh Sadat Seyyedsalehi</name>
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<author><name sortKey="Rashidian, Laleh" sort="Rashidian, Laleh" uniqKey="Rashidian L" first="Laleh" last="Rashidian">Laleh Rashidian</name>
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<author><name sortKey="Ayoobi Yazdi, Niloofar" sort="Ayoobi Yazdi, Niloofar" uniqKey="Ayoobi Yazdi N" first="Niloofar" last="Ayoobi Yazdi">Niloofar Ayoobi Yazdi</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Radiology, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Radiology, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
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<author><name sortKey="Nasiri Toosi, Mohsen" sort="Nasiri Toosi, Mohsen" uniqKey="Nasiri Toosi M" first="Mohsen" last="Nasiri Toosi">Mohsen Nasiri Toosi</name>
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<wicri:regionArea>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
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<author><name sortKey="Sadeghniiat Haghighi, Khosro" sort="Sadeghniiat Haghighi, Khosro" uniqKey="Sadeghniiat Haghighi K" first="Khosro" last="Sadeghniiat-Haghighi">Khosro Sadeghniiat-Haghighi</name>
<affiliation wicri:level="1"><nlm:affiliation>Occupational Sleep Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Occupational Sleep Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
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<author><name sortKey="Jafarian, Ali" sort="Jafarian, Ali" uniqKey="Jafarian A" first="Ali" last="Jafarian">Ali Jafarian</name>
<affiliation wicri:level="1"><nlm:affiliation>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
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<affiliation wicri:level="1"><nlm:affiliation>Hepatobiliary Surgery and Liver Transplantation Division, Department of General Surgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Hepatobiliary Surgery and Liver Transplantation Division, Department of General Surgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
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</affiliation>
</author>
<author><name sortKey="Yunesian, Masud" sort="Yunesian, Masud" uniqKey="Yunesian M" first="Masud" last="Yunesian">Masud Yunesian</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Environmental Health Engineering, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Environmental Health Engineering, School of Public Health, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation><nlm:affiliation>Center for Air Pollution Research (CAPR), Institute for Environmental Research (IER), Tehran University of Medical Sciences, Tehran.</nlm:affiliation>
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</affiliation>
</author>
<author><name sortKey="Zendehdel, Kazem" sort="Zendehdel, Kazem" uniqKey="Zendehdel K" first="Kazem" last="Zendehdel">Kazem Zendehdel</name>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Biology Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Biology Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Breast Diseases Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Breast Diseases Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
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<author><name sortKey="Allameh, Seyed Farshad" sort="Allameh, Seyed Farshad" uniqKey="Allameh S" first="Seyed Farshad" last="Allameh">Seyed Farshad Allameh</name>
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<author><name sortKey="Nemati, Saeed" sort="Nemati, Saeed" uniqKey="Nemati S" first="Saeed" last="Nemati">Saeed Nemati</name>
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<author><name sortKey="Ghalehtaki, Reza" sort="Ghalehtaki, Reza" uniqKey="Ghalehtaki R" first="Reza" last="Ghalehtaki">Reza Ghalehtaki</name>
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<affiliation wicri:level="1"><nlm:affiliation>Radiation Oncology Research Center, Cancer Research Institute, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Radiation Oncology Research Center, Cancer Research Institute, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Mohammadnejad, Esmaeil" sort="Mohammadnejad, Esmaeil" uniqKey="Mohammadnejad E" first="Esmaeil" last="Mohammadnejad">Esmaeil Mohammadnejad</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Medical-Surgical Nursing and Basic Sciences, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Medical-Surgical Nursing and Basic Sciences, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Aghili, Seyed Mojtaba" sort="Aghili, Seyed Mojtaba" uniqKey="Aghili S" first="Seyed Mojtaba" last="Aghili">Seyed Mojtaba Aghili</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Emergency Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Emergency Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Khajavirad, Nasim" sort="Khajavirad, Nasim" uniqKey="Khajavirad N" first="Nasim" last="Khajavirad">Nasim Khajavirad</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Beigmohammadi, Mohammad Taghi" sort="Beigmohammadi, Mohammad Taghi" uniqKey="Beigmohammadi M" first="Mohammad-Taghi" last="Beigmohammadi">Mohammad-Taghi Beigmohammadi</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Salehi, Mohammadreza" sort="Salehi, Mohammadreza" uniqKey="Salehi M" first="Mohammadreza" last="Salehi">Mohammadreza Salehi</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Mirfazaelian, Hadi" sort="Mirfazaelian, Hadi" uniqKey="Mirfazaelian H" first="Hadi" last="Mirfazaelian">Hadi Mirfazaelian</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Edalatifard, Maryam" sort="Edalatifard, Maryam" uniqKey="Edalatifard M" first="Maryam" last="Edalatifard">Maryam Edalatifard</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Thoracic Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Kazemizadeh, Hossein" sort="Kazemizadeh, Hossein" uniqKey="Kazemizadeh H" first="Hossein" last="Kazemizadeh">Hossein Kazemizadeh</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Thoracic Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Dehghan Manshadi, Seyed Ali" sort="Dehghan Manshadi, Seyed Ali" uniqKey="Dehghan Manshadi S" first="Seyed Ali" last="Dehghan Manshadi">Seyed Ali Dehghan Manshadi</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Hasannezhad, Maliheh" sort="Hasannezhad, Maliheh" uniqKey="Hasannezhad M" first="Maliheh" last="Hasannezhad">Maliheh Hasannezhad</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Amoozadeh, Laya" sort="Amoozadeh, Laya" uniqKey="Amoozadeh L" first="Laya" last="Amoozadeh">Laya Amoozadeh</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Radnia, Masoud" sort="Radnia, Masoud" uniqKey="Radnia M" first="Masoud" last="Radnia">Masoud Radnia</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Khatami, Seyedeh Rana" sort="Khatami, Seyedeh Rana" uniqKey="Khatami S" first="Seyedeh Rana" last="Khatami">Seyedeh Rana Khatami</name>
<affiliation wicri:level="1"><nlm:affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Thoracic Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Nahvijou, Azin" sort="Nahvijou, Azin" uniqKey="Nahvijou A" first="Azin" last="Nahvijou">Azin Nahvijou</name>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Seyyedsalehi, Monireh Sadat" sort="Seyyedsalehi, Monireh Sadat" uniqKey="Seyyedsalehi M" first="Monireh Sadat" last="Seyyedsalehi">Monireh Sadat Seyyedsalehi</name>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Rashidian, Laleh" sort="Rashidian, Laleh" uniqKey="Rashidian L" first="Laleh" last="Rashidian">Laleh Rashidian</name>
<affiliation wicri:level="1"><nlm:affiliation>Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Faculty of Medicine, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Ayoobi Yazdi, Niloofar" sort="Ayoobi Yazdi, Niloofar" uniqKey="Ayoobi Yazdi N" first="Niloofar" last="Ayoobi Yazdi">Niloofar Ayoobi Yazdi</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Radiology, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Radiology, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Nasiri Toosi, Mohsen" sort="Nasiri Toosi, Mohsen" uniqKey="Nasiri Toosi M" first="Mohsen" last="Nasiri Toosi">Mohsen Nasiri Toosi</name>
<affiliation wicri:level="1"><nlm:affiliation>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Sadeghniiat Haghighi, Khosro" sort="Sadeghniiat Haghighi, Khosro" uniqKey="Sadeghniiat Haghighi K" first="Khosro" last="Sadeghniiat-Haghighi">Khosro Sadeghniiat-Haghighi</name>
<affiliation wicri:level="1"><nlm:affiliation>Occupational Sleep Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Occupational Sleep Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Jafarian, Ali" sort="Jafarian, Ali" uniqKey="Jafarian A" first="Ali" last="Jafarian">Ali Jafarian</name>
<affiliation wicri:level="1"><nlm:affiliation>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Hepatobiliary Surgery and Liver Transplantation Division, Department of General Surgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Hepatobiliary Surgery and Liver Transplantation Division, Department of General Surgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
<author><name sortKey="Yunesian, Masud" sort="Yunesian, Masud" uniqKey="Yunesian M" first="Masud" last="Yunesian">Masud Yunesian</name>
<affiliation wicri:level="1"><nlm:affiliation>Department of Environmental Health Engineering, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Department of Environmental Health Engineering, School of Public Health, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation><nlm:affiliation>Center for Air Pollution Research (CAPR), Institute for Environmental Research (IER), Tehran University of Medical Sciences, Tehran.</nlm:affiliation>
<wicri:noCountry code="subField">Tehran</wicri:noCountry>
</affiliation>
</author>
<author><name sortKey="Zendehdel, Kazem" sort="Zendehdel, Kazem" uniqKey="Zendehdel K" first="Kazem" last="Zendehdel">Kazem Zendehdel</name>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Cancer Biology Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Cancer Biology Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
<affiliation wicri:level="1"><nlm:affiliation>Breast Diseases Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</nlm:affiliation>
<country xml:lang="fr">Iran</country>
<wicri:regionArea>Breast Diseases Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran</wicri:regionArea>
<wicri:noRegion>Tehran</wicri:noRegion>
</affiliation>
</author>
</analytic>
<series><title level="j">Archives of Iranian medicine</title>
<idno type="eISSN">1735-3947</idno>
<imprint><date when="2020" type="published">2020</date>
</imprint>
</series>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Adult (MeSH)</term>
<term>Aged (MeSH)</term>
<term>COVID-19 (diagnosis)</term>
<term>COVID-19 (drug therapy)</term>
<term>COVID-19 (mortality)</term>
<term>COVID-19 (physiopathology)</term>
<term>COVID-19 Nucleic Acid Testing (standards)</term>
<term>COVID-19 Nucleic Acid Testing (statistics & numerical data)</term>
<term>Comorbidity (MeSH)</term>
<term>Female (MeSH)</term>
<term>Humans (MeSH)</term>
<term>Hydroxychloroquine (therapeutic use)</term>
<term>Intensive Care Units (statistics & numerical data)</term>
<term>Iran (epidemiology)</term>
<term>Length of Stay (statistics & numerical data)</term>
<term>Male (MeSH)</term>
<term>Middle Aged (MeSH)</term>
<term>Pandemics (MeSH)</term>
<term>Respiration, Artificial (adverse effects)</term>
<term>Retrospective Studies (MeSH)</term>
<term>SARS-CoV-2 (MeSH)</term>
<term>Severity of Illness Index (MeSH)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr"><term>Adulte (MeSH)</term>
<term>Adulte d'âge moyen (MeSH)</term>
<term>Comorbidité (MeSH)</term>
<term>Durée du séjour (statistiques et données numériques)</term>
<term>Femelle (MeSH)</term>
<term>Humains (MeSH)</term>
<term>Hydroxychloroquine (usage thérapeutique)</term>
<term>Indice de gravité de la maladie (MeSH)</term>
<term>Iran (épidémiologie)</term>
<term>Mâle (MeSH)</term>
<term>Pandémies (MeSH)</term>
<term>Sujet âgé (MeSH)</term>
<term>Unités de soins intensifs (statistiques et données numériques)</term>
<term>Ventilation artificielle (effets indésirables)</term>
<term>Études rétrospectives (MeSH)</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="therapeutic use" xml:lang="en"><term>Hydroxychloroquine</term>
</keywords>
<keywords scheme="MESH" type="geographic" qualifier="epidemiology" xml:lang="en"><term>Iran</term>
</keywords>
<keywords scheme="MESH" qualifier="adverse effects" xml:lang="en"><term>Respiration, Artificial</term>
</keywords>
<keywords scheme="MESH" qualifier="diagnosis" xml:lang="en"><term>COVID-19</term>
</keywords>
<keywords scheme="MESH" qualifier="drug therapy" xml:lang="en"><term>COVID-19</term>
</keywords>
<keywords scheme="MESH" qualifier="effets indésirables" xml:lang="fr"><term>Ventilation artificielle</term>
</keywords>
<keywords scheme="MESH" qualifier="mortality" xml:lang="en"><term>COVID-19</term>
</keywords>
<keywords scheme="MESH" qualifier="physiopathology" xml:lang="en"><term>COVID-19</term>
</keywords>
<keywords scheme="MESH" qualifier="standards" xml:lang="en"><term>COVID-19 Nucleic Acid Testing</term>
</keywords>
<keywords scheme="MESH" qualifier="statistics & numerical data" xml:lang="en"><term>COVID-19 Nucleic Acid Testing</term>
<term>Intensive Care Units</term>
<term>Length of Stay</term>
</keywords>
<keywords scheme="MESH" qualifier="statistiques et données numériques" xml:lang="fr"><term>Durée du séjour</term>
<term>Unités de soins intensifs</term>
</keywords>
<keywords scheme="MESH" qualifier="usage thérapeutique" xml:lang="fr"><term>Hydroxychloroquine</term>
</keywords>
<keywords scheme="MESH" qualifier="épidémiologie" xml:lang="fr"><term>Iran</term>
</keywords>
<keywords scheme="MESH" xml:lang="en"><term>Adult</term>
<term>Aged</term>
<term>Comorbidity</term>
<term>Female</term>
<term>Humans</term>
<term>Male</term>
<term>Middle Aged</term>
<term>Pandemics</term>
<term>Retrospective Studies</term>
<term>SARS-CoV-2</term>
<term>Severity of Illness Index</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr"><term>Adulte</term>
<term>Adulte d'âge moyen</term>
<term>Comorbidité</term>
<term>Femelle</term>
<term>Humains</term>
<term>Indice de gravité de la maladie</term>
<term>Mâle</term>
<term>Pandémies</term>
<term>Sujet âgé</term>
<term>Études rétrospectives</term>
</keywords>
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<front><div type="abstract" xml:lang="en"><p><b>BACKGROUND</b>
</p>
<p>We studied the clinical characteristics and outcomes of 905 hospitalized coronavirus disease 2019 (COVID-19) patients admitted to Imam Khomeini Hospital Complex (IKHC), Tehran, Iran.</p>
</div>
<div type="abstract" xml:lang="en"><p><b>METHODS</b>
</p>
<p>COVID-19 patients were recruited based on clinical symptoms and patterns of computed tomography (CT) imaging between February 20 and March 19. All patients were tested for the presence of COVID-19 RNA. The Poisson regression model estimated the incidence rate ratio (IRR) for different parameters.</p>
</div>
<div type="abstract" xml:lang="en"><p><b>RESULTS</b>
</p>
<p>The average age (± standard deviation) was 56.9 (±15.7) years and 61.77% were male. The most common symptoms were fever (93.59%), dry cough (79.78%), and dyspnea (75.69%). Only 43.76% of patients were positive for the RT-PCR COVID-19 test. Prevalence of lymphopenia was 42.9% and more than 90% had elevated lactate dehydrogenase (LDH) or C-reactive protein (CRP). About 11% were severe cases, and 13.7% died in the hospital. The median length of stay (LOS) was 3 days. We found higher risks of mortality in patients who were older than 70 years (IRR = 11.77, 95% CI 3.63-38.18), underwent mechanical ventilation (IRR = 7.36, 95% CI 5.06-10.7), were admitted to the intensive care unit (ICU) (IRR = 5.47, 95% CI 4.00-8.38), tested positive on the COVID-19 test (IRR = 2.80, 95% CI 1.64-3.55), and reported a history of comorbidity (IRR = 1.76, 95% CI 1.07-2.89) compared to their corresponding reference groups. Hydroxychloroquine therapy was not associated with mortality in our study.</p>
</div>
<div type="abstract" xml:lang="en"><p><b>CONCLUSION</b>
</p>
<p>Older age, experiencing a severe form of the disease, and having a comorbidity were the most important prognostic factors for COVID-19 infection. Larger studies are needed to perform further subgroup analyses and verify high-risk groups.</p>
</div>
</front>
</TEI>
<pubmed><MedlineCitation Status="MEDLINE" Owner="NLM"><PMID Version="1">33220695</PMID>
<DateCompleted><Year>2020</Year>
<Month>12</Month>
<Day>10</Day>
</DateCompleted>
<DateRevised><Year>2020</Year>
<Month>12</Month>
<Day>14</Day>
</DateRevised>
<Article PubModel="Electronic"><Journal><ISSN IssnType="Electronic">1735-3947</ISSN>
<JournalIssue CitedMedium="Internet"><Volume>23</Volume>
<Issue>11</Issue>
<PubDate><Year>2020</Year>
<Month>11</Month>
<Day>01</Day>
</PubDate>
</JournalIssue>
<Title>Archives of Iranian medicine</Title>
<ISOAbbreviation>Arch Iran Med</ISOAbbreviation>
</Journal>
<ArticleTitle>Clinical Characteristics and Outcomes of 905 COVID-19 Patients Admitted to Imam Khomeini Hospital Complex in the Capital City of Tehran, Iran.</ArticleTitle>
<Pagination><MedlinePgn>766-775</MedlinePgn>
</Pagination>
<ELocationID EIdType="doi" ValidYN="Y">10.34172/aim.2020.102</ELocationID>
<Abstract><AbstractText Label="BACKGROUND">We studied the clinical characteristics and outcomes of 905 hospitalized coronavirus disease 2019 (COVID-19) patients admitted to Imam Khomeini Hospital Complex (IKHC), Tehran, Iran.</AbstractText>
<AbstractText Label="METHODS">COVID-19 patients were recruited based on clinical symptoms and patterns of computed tomography (CT) imaging between February 20 and March 19. All patients were tested for the presence of COVID-19 RNA. The Poisson regression model estimated the incidence rate ratio (IRR) for different parameters.</AbstractText>
<AbstractText Label="RESULTS">The average age (± standard deviation) was 56.9 (±15.7) years and 61.77% were male. The most common symptoms were fever (93.59%), dry cough (79.78%), and dyspnea (75.69%). Only 43.76% of patients were positive for the RT-PCR COVID-19 test. Prevalence of lymphopenia was 42.9% and more than 90% had elevated lactate dehydrogenase (LDH) or C-reactive protein (CRP). About 11% were severe cases, and 13.7% died in the hospital. The median length of stay (LOS) was 3 days. We found higher risks of mortality in patients who were older than 70 years (IRR = 11.77, 95% CI 3.63-38.18), underwent mechanical ventilation (IRR = 7.36, 95% CI 5.06-10.7), were admitted to the intensive care unit (ICU) (IRR = 5.47, 95% CI 4.00-8.38), tested positive on the COVID-19 test (IRR = 2.80, 95% CI 1.64-3.55), and reported a history of comorbidity (IRR = 1.76, 95% CI 1.07-2.89) compared to their corresponding reference groups. Hydroxychloroquine therapy was not associated with mortality in our study.</AbstractText>
<AbstractText Label="CONCLUSION">Older age, experiencing a severe form of the disease, and having a comorbidity were the most important prognostic factors for COVID-19 infection. Larger studies are needed to perform further subgroup analyses and verify high-risk groups.</AbstractText>
<CopyrightInformation>© 2020 The Author(s). This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.</CopyrightInformation>
</Abstract>
<AuthorList CompleteYN="Y"><Author ValidYN="Y"><LastName>Allameh</LastName>
<ForeName>Seyed Farshad</ForeName>
<Initials>SF</Initials>
<AffiliationInfo><Affiliation>Gastroenterology Ward, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Nemati</LastName>
<ForeName>Saeed</ForeName>
<Initials>S</Initials>
<AffiliationInfo><Affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Ghalehtaki</LastName>
<ForeName>Reza</ForeName>
<Initials>R</Initials>
<AffiliationInfo><Affiliation>Department of Radiation Oncology, Cancer Institute, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Radiation Oncology Research Center, Cancer Research Institute, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Mohammadnejad</LastName>
<ForeName>Esmaeil</ForeName>
<Initials>E</Initials>
<AffiliationInfo><Affiliation>Department of Medical-Surgical Nursing and Basic Sciences, School of Nursing and Midwifery, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Aghili</LastName>
<ForeName>Seyed Mojtaba</ForeName>
<Initials>SM</Initials>
<AffiliationInfo><Affiliation>Department of Emergency Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Khajavirad</LastName>
<ForeName>Nasim</ForeName>
<Initials>N</Initials>
<AffiliationInfo><Affiliation>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Beigmohammadi</LastName>
<ForeName>Mohammad-Taghi</ForeName>
<Initials>MT</Initials>
<AffiliationInfo><Affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Salehi</LastName>
<ForeName>Mohammadreza</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Mirfazaelian</LastName>
<ForeName>Hadi</ForeName>
<Initials>H</Initials>
<AffiliationInfo><Affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Edalatifard</LastName>
<ForeName>Maryam</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Kazemizadeh</LastName>
<ForeName>Hossein</ForeName>
<Initials>H</Initials>
<AffiliationInfo><Affiliation>Department of Pulmonology, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Dehghan Manshadi</LastName>
<ForeName>Seyed Ali</ForeName>
<Initials>SA</Initials>
<AffiliationInfo><Affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Hasannezhad</LastName>
<ForeName>Maliheh</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Department of Infectious Diseases and Tropical Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Amoozadeh</LastName>
<ForeName>Laya</ForeName>
<Initials>L</Initials>
<AffiliationInfo><Affiliation>Department of Anesthesiology and Intensive Care, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Radnia</LastName>
<ForeName>Masoud</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Department of Internal Medicine, Imam Khomeini Hospital Complex (IKHC), Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Khatami</LastName>
<ForeName>Seyedeh Rana</ForeName>
<Initials>SR</Initials>
<AffiliationInfo><Affiliation>Thoracic Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Nahvijou</LastName>
<ForeName>Azin</ForeName>
<Initials>A</Initials>
<AffiliationInfo><Affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Seyyedsalehi</LastName>
<ForeName>Monireh Sadat</ForeName>
<Initials>MS</Initials>
<AffiliationInfo><Affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Rashidian</LastName>
<ForeName>Laleh</ForeName>
<Initials>L</Initials>
<AffiliationInfo><Affiliation>Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Ayoobi Yazdi</LastName>
<ForeName>Niloofar</ForeName>
<Initials>N</Initials>
<AffiliationInfo><Affiliation>Department of Radiology, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Nasiri Toosi</LastName>
<ForeName>Mohsen</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Sadeghniiat-Haghighi</LastName>
<ForeName>Khosro</ForeName>
<Initials>K</Initials>
<AffiliationInfo><Affiliation>Occupational Sleep Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Jafarian</LastName>
<ForeName>Ali</ForeName>
<Initials>A</Initials>
<AffiliationInfo><Affiliation>Liver Transplantation Research Center, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Hepatobiliary Surgery and Liver Transplantation Division, Department of General Surgery, Imam Khomeini Hospital Complex, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Yunesian</LastName>
<ForeName>Masud</ForeName>
<Initials>M</Initials>
<AffiliationInfo><Affiliation>Department of Environmental Health Engineering, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Center for Air Pollution Research (CAPR), Institute for Environmental Research (IER), Tehran University of Medical Sciences, Tehran.</Affiliation>
</AffiliationInfo>
</Author>
<Author ValidYN="Y"><LastName>Zendehdel</LastName>
<ForeName>Kazem</ForeName>
<Initials>K</Initials>
<Identifier Source="ORCID">0000-0002-0269-4945</Identifier>
<AffiliationInfo><Affiliation>Cancer Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Cancer Biology Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
<AffiliationInfo><Affiliation>Breast Diseases Research Center, Cancer Institute of Iran, Tehran University of Medical Sciences, Tehran, Iran.</Affiliation>
</AffiliationInfo>
</Author>
</AuthorList>
<Language>eng</Language>
<PublicationTypeList><PublicationType UI="D016428">Journal Article</PublicationType>
</PublicationTypeList>
<ArticleDate DateType="Electronic"><Year>2020</Year>
<Month>11</Month>
<Day>01</Day>
</ArticleDate>
</Article>
<MedlineJournalInfo><Country>Iran</Country>
<MedlineTA>Arch Iran Med</MedlineTA>
<NlmUniqueID>100889644</NlmUniqueID>
<ISSNLinking>1029-2977</ISSNLinking>
</MedlineJournalInfo>
<ChemicalList><Chemical><RegistryNumber>4QWG6N8QKH</RegistryNumber>
<NameOfSubstance UI="D006886">Hydroxychloroquine</NameOfSubstance>
</Chemical>
</ChemicalList>
<CitationSubset>IM</CitationSubset>
<MeshHeadingList><MeshHeading><DescriptorName UI="D000328" MajorTopicYN="N">Adult</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D000368" MajorTopicYN="N">Aged</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D000086382" MajorTopicYN="N">COVID-19</DescriptorName>
<QualifierName UI="Q000175" MajorTopicYN="N">diagnosis</QualifierName>
<QualifierName UI="Q000188" MajorTopicYN="N">drug therapy</QualifierName>
<QualifierName UI="Q000401" MajorTopicYN="Y">mortality</QualifierName>
<QualifierName UI="Q000503" MajorTopicYN="N">physiopathology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D000087123" MajorTopicYN="N">COVID-19 Nucleic Acid Testing</DescriptorName>
<QualifierName UI="Q000592" MajorTopicYN="N">standards</QualifierName>
<QualifierName UI="Q000706" MajorTopicYN="N">statistics & numerical data</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D015897" MajorTopicYN="N">Comorbidity</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D005260" MajorTopicYN="N">Female</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D006801" MajorTopicYN="N">Humans</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D006886" MajorTopicYN="N">Hydroxychloroquine</DescriptorName>
<QualifierName UI="Q000627" MajorTopicYN="N">therapeutic use</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D007362" MajorTopicYN="N">Intensive Care Units</DescriptorName>
<QualifierName UI="Q000706" MajorTopicYN="N">statistics & numerical data</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D007492" MajorTopicYN="N" Type="Geographic">Iran</DescriptorName>
<QualifierName UI="Q000453" MajorTopicYN="N">epidemiology</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D007902" MajorTopicYN="N">Length of Stay</DescriptorName>
<QualifierName UI="Q000706" MajorTopicYN="N">statistics & numerical data</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D008297" MajorTopicYN="N">Male</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D008875" MajorTopicYN="N">Middle Aged</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D058873" MajorTopicYN="N">Pandemics</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D012121" MajorTopicYN="N">Respiration, Artificial</DescriptorName>
<QualifierName UI="Q000009" MajorTopicYN="N">adverse effects</QualifierName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D012189" MajorTopicYN="N">Retrospective Studies</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D000086402" MajorTopicYN="N">SARS-CoV-2</DescriptorName>
</MeshHeading>
<MeshHeading><DescriptorName UI="D012720" MajorTopicYN="N">Severity of Illness Index</DescriptorName>
</MeshHeading>
</MeshHeadingList>
<KeywordList Owner="NOTNLM"><Keyword MajorTopicYN="Y">Clinical characteristics</Keyword>
<Keyword MajorTopicYN="Y">Iran</Keyword>
<Keyword MajorTopicYN="Y">Mortality</Keyword>
<Keyword MajorTopicYN="Y">Outcome</Keyword>
<Keyword MajorTopicYN="Y">SARS-CoV-2</Keyword>
</KeywordList>
</MedlineCitation>
<PubmedData><History><PubMedPubDate PubStatus="received"><Year>2020</Year>
<Month>05</Month>
<Day>11</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="accepted"><Year>2020</Year>
<Month>09</Month>
<Day>06</Day>
</PubMedPubDate>
<PubMedPubDate PubStatus="entrez"><Year>2020</Year>
<Month>11</Month>
<Day>22</Day>
<Hour>20</Hour>
<Minute>25</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="pubmed"><Year>2020</Year>
<Month>11</Month>
<Day>23</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
<PubMedPubDate PubStatus="medline"><Year>2020</Year>
<Month>12</Month>
<Day>15</Day>
<Hour>6</Hour>
<Minute>0</Minute>
</PubMedPubDate>
</History>
<PublicationStatus>epublish</PublicationStatus>
<ArticleIdList><ArticleId IdType="pubmed">33220695</ArticleId>
<ArticleId IdType="doi">10.34172/aim.2020.102</ArticleId>
</ArticleIdList>
</PubmedData>
</pubmed>
<affiliations><list><country><li>Iran</li>
</country>
</list>
<tree><country name="Iran"><noRegion><name sortKey="Allameh, Seyed Farshad" sort="Allameh, Seyed Farshad" uniqKey="Allameh S" first="Seyed Farshad" last="Allameh">Seyed Farshad Allameh</name>
</noRegion>
<name sortKey="Aghili, Seyed Mojtaba" sort="Aghili, Seyed Mojtaba" uniqKey="Aghili S" first="Seyed Mojtaba" last="Aghili">Seyed Mojtaba Aghili</name>
<name sortKey="Amoozadeh, Laya" sort="Amoozadeh, Laya" uniqKey="Amoozadeh L" first="Laya" last="Amoozadeh">Laya Amoozadeh</name>
<name sortKey="Ayoobi Yazdi, Niloofar" sort="Ayoobi Yazdi, Niloofar" uniqKey="Ayoobi Yazdi N" first="Niloofar" last="Ayoobi Yazdi">Niloofar Ayoobi Yazdi</name>
<name sortKey="Beigmohammadi, Mohammad Taghi" sort="Beigmohammadi, Mohammad Taghi" uniqKey="Beigmohammadi M" first="Mohammad-Taghi" last="Beigmohammadi">Mohammad-Taghi Beigmohammadi</name>
<name sortKey="Dehghan Manshadi, Seyed Ali" sort="Dehghan Manshadi, Seyed Ali" uniqKey="Dehghan Manshadi S" first="Seyed Ali" last="Dehghan Manshadi">Seyed Ali Dehghan Manshadi</name>
<name sortKey="Edalatifard, Maryam" sort="Edalatifard, Maryam" uniqKey="Edalatifard M" first="Maryam" last="Edalatifard">Maryam Edalatifard</name>
<name sortKey="Edalatifard, Maryam" sort="Edalatifard, Maryam" uniqKey="Edalatifard M" first="Maryam" last="Edalatifard">Maryam Edalatifard</name>
<name sortKey="Ghalehtaki, Reza" sort="Ghalehtaki, Reza" uniqKey="Ghalehtaki R" first="Reza" last="Ghalehtaki">Reza Ghalehtaki</name>
<name sortKey="Ghalehtaki, Reza" sort="Ghalehtaki, Reza" uniqKey="Ghalehtaki R" first="Reza" last="Ghalehtaki">Reza Ghalehtaki</name>
<name sortKey="Hasannezhad, Maliheh" sort="Hasannezhad, Maliheh" uniqKey="Hasannezhad M" first="Maliheh" last="Hasannezhad">Maliheh Hasannezhad</name>
<name sortKey="Jafarian, Ali" sort="Jafarian, Ali" uniqKey="Jafarian A" first="Ali" last="Jafarian">Ali Jafarian</name>
<name sortKey="Jafarian, Ali" sort="Jafarian, Ali" uniqKey="Jafarian A" first="Ali" last="Jafarian">Ali Jafarian</name>
<name sortKey="Kazemizadeh, Hossein" sort="Kazemizadeh, Hossein" uniqKey="Kazemizadeh H" first="Hossein" last="Kazemizadeh">Hossein Kazemizadeh</name>
<name sortKey="Kazemizadeh, Hossein" sort="Kazemizadeh, Hossein" uniqKey="Kazemizadeh H" first="Hossein" last="Kazemizadeh">Hossein Kazemizadeh</name>
<name sortKey="Khajavirad, Nasim" sort="Khajavirad, Nasim" uniqKey="Khajavirad N" first="Nasim" last="Khajavirad">Nasim Khajavirad</name>
<name sortKey="Khatami, Seyedeh Rana" sort="Khatami, Seyedeh Rana" uniqKey="Khatami S" first="Seyedeh Rana" last="Khatami">Seyedeh Rana Khatami</name>
<name sortKey="Mirfazaelian, Hadi" sort="Mirfazaelian, Hadi" uniqKey="Mirfazaelian H" first="Hadi" last="Mirfazaelian">Hadi Mirfazaelian</name>
<name sortKey="Mohammadnejad, Esmaeil" sort="Mohammadnejad, Esmaeil" uniqKey="Mohammadnejad E" first="Esmaeil" last="Mohammadnejad">Esmaeil Mohammadnejad</name>
<name sortKey="Nahvijou, Azin" sort="Nahvijou, Azin" uniqKey="Nahvijou A" first="Azin" last="Nahvijou">Azin Nahvijou</name>
<name sortKey="Nasiri Toosi, Mohsen" sort="Nasiri Toosi, Mohsen" uniqKey="Nasiri Toosi M" first="Mohsen" last="Nasiri Toosi">Mohsen Nasiri Toosi</name>
<name sortKey="Nemati, Saeed" sort="Nemati, Saeed" uniqKey="Nemati S" first="Saeed" last="Nemati">Saeed Nemati</name>
<name sortKey="Radnia, Masoud" sort="Radnia, Masoud" uniqKey="Radnia M" first="Masoud" last="Radnia">Masoud Radnia</name>
<name sortKey="Rashidian, Laleh" sort="Rashidian, Laleh" uniqKey="Rashidian L" first="Laleh" last="Rashidian">Laleh Rashidian</name>
<name sortKey="Sadeghniiat Haghighi, Khosro" sort="Sadeghniiat Haghighi, Khosro" uniqKey="Sadeghniiat Haghighi K" first="Khosro" last="Sadeghniiat-Haghighi">Khosro Sadeghniiat-Haghighi</name>
<name sortKey="Salehi, Mohammadreza" sort="Salehi, Mohammadreza" uniqKey="Salehi M" first="Mohammadreza" last="Salehi">Mohammadreza Salehi</name>
<name sortKey="Seyyedsalehi, Monireh Sadat" sort="Seyyedsalehi, Monireh Sadat" uniqKey="Seyyedsalehi M" first="Monireh Sadat" last="Seyyedsalehi">Monireh Sadat Seyyedsalehi</name>
<name sortKey="Yunesian, Masud" sort="Yunesian, Masud" uniqKey="Yunesian M" first="Masud" last="Yunesian">Masud Yunesian</name>
<name sortKey="Zendehdel, Kazem" sort="Zendehdel, Kazem" uniqKey="Zendehdel K" first="Kazem" last="Zendehdel">Kazem Zendehdel</name>
<name sortKey="Zendehdel, Kazem" sort="Zendehdel, Kazem" uniqKey="Zendehdel K" first="Kazem" last="Zendehdel">Kazem Zendehdel</name>
<name sortKey="Zendehdel, Kazem" sort="Zendehdel, Kazem" uniqKey="Zendehdel K" first="Kazem" last="Zendehdel">Kazem Zendehdel</name>
</country>
</tree>
</affiliations>
</record>
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