THE ASSESSMENT OF METHODS OF MEASUREMENT

被引:139
作者
CHINN, S
机构
[1] Division of Community Health, WHO Collaborating Centre, Department of Community Medicine, United Medical and Dental Schools of Guy's and St. Thomas' Hospitals, St. Thomas' Campus, London
关键词
D O I
10.1002/sim.4780090402
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
Criteria are given for the choice of scale prior to estimation of repeatability. Recommendations of Bland and Altman should then be used for expressing repeatability and agreement of methods of measurement on the same scale. Repeatability of measurements on different scales should be compared using the appropriate ratio of variances, or intraclass correlation coefficient. A reference range for diagnosis requires a high ratio of between‐subject variation to total variation. The index of separation between diseased and healthy subjects should be used whenever possible. Changes within patients should be compared with reference change ranges, and not against the diagnostic range. Copyright © 1990 John Wiley & Sons, Ltd.
引用
收藏
页码:351 / 362
页数:12
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