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A validity study of the national UK colposcopy objective structured clinical examination—is it a test fit for purpose?
M Shehmar a , M Cruikshank b , C Finn c , C Redman d , I Fraser a , E Peile e
  a University Hospital Coventry and Warwick, Coventry, UK   b University of Aberdeen, Aberdeen, UK   c Heart of England NHS Trust, Birmingham, UK   d University Hospital North Staffordshire, Stoke-On-Trent, Staffordshire, UK   e University of Warwick Medical School, Coventry, UK
Correspondence to Dr M Shehmar, School of Experimental and Clinical Medicine, University of Birmingham, 3rd Floor Academic Department, Birmingham Women's Hospital, Metchley Park Lane, Edgbaston, Birmingham, B15 2TG, UK. Email mshehmar@doctors.org.uk
Copyright Journal compilation © 2009 RCOG
KEYWORDS
BSCCP OSCE bull reliability bull validity
Please cite this paper as: Shehmar M, Cruikshank M, Finn C, Redman C, Fraser I, Peile E. A validity study of the national UK colposcopy objective structured clinical examination—is it a test fit for purpose? BJOG 2009;116:1796–1800.

ABSTRACT

This study examines the validity and reliability of the British Society for Colposcopy and Cytopathology (BSCCP) objective structured clinical examination (OSCE). The BSCCP OSCE results obtained over eight OSCE circuits were analysed using SPSS 15. Face validity and content validity were established from expert opinion and blueprinting. Statistically significant difference was not shown in construct validity through level of experience (P = 0.867, P = 0.822, P = 0.59, P = 0.74, P = 0.12, P = 0.01; these are the P values for each of the patient interaction stations) however, concurrent validity was established against the gynaecology mini-CEX (sensitivity = 1, specificity = 0.8, positive predictive value = 0.947, negative predicitive value = 1). The reliability of the OSCE's range from Cronbach's alpha of 0.617 to 0.775. The OSCE has face, content and concurrent validity.


Accepted 7 July 2009.

DIGITAL OBJECT IDENTIFIER (DOI)
10.1111/j.1471-0528.2009.02389.x About DOI

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