Journal article

Factors influencing the number needed to excise: excision rates of pigmented lesions by general practitioners

DR English, C Del Mar, RC Burton

Medical Journal of Australia | AUSTRALASIAN MED PUBL CO LTD | Published : 2004

Abstract

OBJECTIVE: To identify doctor and patient characteristics associated with excision of benign versus malignant pigmented skin lesions. DESIGN, SETTING AND PARTICIPANTS: Retrospective audit of data on 4741 pigmented skin lesions excised from November 1998 to February 2000 by 468 general practitioners (39% response rate) from 223 practices in Perth, WA. (The data used were from the baseline period of a randomised controlled trial of a diagnostic aid for pigmented skin lesions.) MAIN OUTCOME MEASURE: The number needed to treat (NNT), defined as the number of pigmented lesions needed to be excised to identify one melanoma, in relation to demographic characteristics of GPs and patients. RESULTS: R..

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