The combined influence of knowledge, training and experience when grading contact lens complications
Identifieur interne : 000994 ( Istex/Corpus ); précédent : 000993; suivant : 000995The combined influence of knowledge, training and experience when grading contact lens complications
Auteurs : Nathan Efron ; Philip B. Morgan ; Ritu JagpalSource :
- Ophthalmic and Physiological Optics [ 0275-5408 ] ; 2003-01.
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Abstract
Purpose: A study was conducted to evaluate the influence of knowledge, training and experience (clinical skills set) when assessing the severity of contact lens complications.
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DOI: 10.1046/j.1475-1313.2003.00091.x
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<abstract><p>Purpose: A study was conducted to evaluate the influence of knowledge, training and experience (clinical skills set) when assessing the severity of contact lens complications.</p>
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<abstract><p>Methods: Nine optometrists (who were in possession of a relevant clinical skills set) and nine ‘non‐optometrists’ (subjects without the clinical skills set) were each invited to grade – to the nearest 0.1 increment – an image of each of 16 contact lens complications using Efron Grading Scales for Contact Lens Complications. This procedure was repeated 2 weeks later, yielding a total data base comprising 576 individual grading estimates.</p>
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<abstract><p>Results: The mean of the test and retest grading estimates was the same for the optometrists (2.8 ± 0.7) and the non‐optometrists (2.6 ± 0.9) (F1,15,1 = 1.3, p = 0.26); that is, non‐optometrists can grade accurately. Median grading reliability for optometrists (±0.41) was lower than (i.e. superior to) that for non‐optometrists (±0.67) (p = 0.001). Non‐optometrists tended to display a reluctance to grade by interpolation and to less reliably grade subtle clinical signs.</p>
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<abstract><p>Conclusions: When averaged over several attempts, non‐optometrists will arrive at similar estimates of severity to optometrists when grading ocular complications of contact lens wear; however, they will do so less reliably. The relative contribution of the three attributes of the clinical skills set to grading performance is presently unclear.</p>
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<correspondenceTo><i>Correspondence and reprint request to</i>
: Prof. Nathan Efron.
E‐mail address: <email normalForm="n.efron@umist.ac.uk">n.efron@umist.ac.uk</email>
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<titleGroup><title type="main">The combined influence of knowledge, training and experience when grading contact lens complications</title>
<title type="shortAuthors"><i>N. Efron et al</i>
</title>
<title type="short"><i>Grading contact lens complications</i>
</title>
</titleGroup>
<creators><creator creatorRole="author" xml:id="cr1" affiliationRef="#a1"><personName><givenNames>Nathan</givenNames>
<familyName>Efron</familyName>
</personName>
</creator>
<creator creatorRole="author" xml:id="cr2" affiliationRef="#a1"><personName><givenNames>Philip B.</givenNames>
<familyName>Morgan</familyName>
</personName>
</creator>
<creator creatorRole="author" xml:id="cr3" affiliationRef="#a1"><personName><givenNames>Ritu</givenNames>
<familyName>Jagpal</familyName>
</personName>
</creator>
</creators>
<affiliationGroup><affiliation xml:id="a1" countryCode="GB"><unparsedAffiliation>Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, UK</unparsedAffiliation>
</affiliation>
</affiliationGroup>
<keywordGroup xml:lang="en"><keyword xml:id="k1">accuracy</keyword>
<keyword xml:id="k2">contact lens complications</keyword>
<keyword xml:id="k3">experience</keyword>
<keyword xml:id="k4">grading scales</keyword>
<keyword xml:id="k5">knowledge</keyword>
<keyword xml:id="k6">reliability</keyword>
<keyword xml:id="k7">training</keyword>
</keywordGroup>
<abstractGroup><abstract type="main" xml:lang="en"><title type="main">Abstract</title>
<p><b>Purpose:</b>
A study was conducted to evaluate the influence of knowledge, training and experience (clinical skills set) when assessing the severity of contact lens complications.</p>
<p><b>Methods:</b>
Nine optometrists (who were in possession of a relevant clinical skills set) and nine ‘non‐optometrists’ (subjects without the clinical skills set) were each invited to grade – to the nearest 0.1 increment – an image of each of 16 contact lens complications using Efron Grading Scales for Contact Lens Complications. This procedure was repeated 2 weeks later, yielding a total data base comprising 576 individual grading estimates.</p>
<p><b>Results:</b>
The mean of the test and retest grading estimates was the same for the optometrists (2.8 ± 0.7) and the non‐optometrists (2.6 ± 0.9) (<i>F</i>
<sub>1,15,1</sub>
= 1.3, <i>p</i>
= 0.26); that is, non‐optometrists can grade accurately. Median grading reliability for optometrists (±0.41) was lower than (i.e. superior to) that for non‐optometrists (±0.67) (<i>p</i>
= 0.001). Non‐optometrists tended to display a reluctance to grade by interpolation and to less reliably grade subtle clinical signs.</p>
<p><b>Conclusions:</b>
When averaged over several attempts, non‐optometrists will arrive at similar estimates of severity to optometrists when grading ocular complications of contact lens wear; however, they will do so less reliably. The relative contribution of the three attributes of the clinical skills set to grading performance is presently unclear.</p>
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<titleInfo type="abbreviated" lang="en"><title>Grading contact lens complications</title>
</titleInfo>
<titleInfo type="alternative" contentType="CDATA" lang="en"><title>The combined influence of knowledge, training and experience when grading contact lens complications</title>
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<name type="personal"><namePart type="given">Nathan</namePart>
<namePart type="family">Efron</namePart>
<affiliation>Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, UK</affiliation>
<role><roleTerm type="text">author</roleTerm>
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<name type="personal"><namePart type="given">Philip B.</namePart>
<namePart type="family">Morgan</namePart>
<affiliation>Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, UK</affiliation>
<role><roleTerm type="text">author</roleTerm>
</role>
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<name type="personal"><namePart type="given">Ritu</namePart>
<namePart type="family">Jagpal</namePart>
<affiliation>Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, UK</affiliation>
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<originInfo><publisher>Blackwell Science Ltd</publisher>
<place><placeTerm type="text">Oxford, UK</placeTerm>
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<dateIssued encoding="w3cdtf">2003-01</dateIssued>
<edition>Received: 5 August 2002 Revised form: 31 October 2002 Accepted: 4 November 2002</edition>
<copyrightDate encoding="w3cdtf">2003</copyrightDate>
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<abstract>Purpose: A study was conducted to evaluate the influence of knowledge, training and experience (clinical skills set) when assessing the severity of contact lens complications.</abstract>
<abstract>Methods: Nine optometrists (who were in possession of a relevant clinical skills set) and nine ‘non‐optometrists’ (subjects without the clinical skills set) were each invited to grade – to the nearest 0.1 increment – an image of each of 16 contact lens complications using Efron Grading Scales for Contact Lens Complications. This procedure was repeated 2 weeks later, yielding a total data base comprising 576 individual grading estimates.</abstract>
<abstract>Results: The mean of the test and retest grading estimates was the same for the optometrists (2.8 ± 0.7) and the non‐optometrists (2.6 ± 0.9) (F1,15,1 = 1.3, p = 0.26); that is, non‐optometrists can grade accurately. Median grading reliability for optometrists (±0.41) was lower than (i.e. superior to) that for non‐optometrists (±0.67) (p = 0.001). Non‐optometrists tended to display a reluctance to grade by interpolation and to less reliably grade subtle clinical signs.</abstract>
<abstract>Conclusions: When averaged over several attempts, non‐optometrists will arrive at similar estimates of severity to optometrists when grading ocular complications of contact lens wear; however, they will do so less reliably. The relative contribution of the three attributes of the clinical skills set to grading performance is presently unclear.</abstract>
<subject lang="en"><genre>keywords</genre>
<topic>accuracy</topic>
<topic>contact lens complications</topic>
<topic>experience</topic>
<topic>grading scales</topic>
<topic>knowledge</topic>
<topic>reliability</topic>
<topic>training</topic>
</subject>
<relatedItem type="host"><titleInfo><title>Ophthalmic and Physiological Optics</title>
</titleInfo>
<genre type="journal">journal</genre>
<identifier type="ISSN">0275-5408</identifier>
<identifier type="eISSN">1475-1313</identifier>
<identifier type="DOI">10.1111/(ISSN)1475-1313</identifier>
<identifier type="PublisherID">OPO</identifier>
<part><date>2003</date>
<detail type="volume"><caption>vol.</caption>
<number>23</number>
</detail>
<detail type="issue"><caption>no.</caption>
<number>1</number>
</detail>
<extent unit="pages"><start>79</start>
<end>85</end>
<total>7</total>
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<identifier type="DOI">10.1046/j.1475-1313.2003.00091.x</identifier>
<identifier type="ArticleID">OPO091</identifier>
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