Purpose To focus attention on the need for rigorous and carefully designed test–retest reliability assessments for new patient-reported outcomes and to encourage retest researchers to be thoughtful, ...

The radiographs were from patients ranging in age from 1 week to 19 years (median, 3.5 years; interquartile range, 1.6–6.0 years). Fifty (50%) patients were male. The kappa coefficients of inter-rater ...

Background The inclusion of clinical information may have unrecognized influence in the interpretation of diagnostic testing. Objective The objective of the study was to determine the impact of ...