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Table 5 Reliability of WORC expressed as ICC calculated for WORC total scores and for the individual domains of WORC. Agreement of WORC expressed as Standard Error of Measurement and Minimal Detectable Change of the WORC

From: Validation of the Polish version of the Western Ontario Rotator Cuff Index in patients following arthroscopic rotator cuff repair

WORC Change test 2 vs. test 1 p ICC (95% CI) SEM MDC
\( \overline{x} \) Me SD
Physical symptoms 0.6 0.0 3.2 0.4162 0.9871 (0.9751–0.9934) 2.28 6.32
Sports/recreation 0.4 0.3 2.7 0.1229 0.9960 (0.9923–0.9980) 1.89 5.25
Work 0.5 0.5 4.5 0.0167* 0.9903 (0.9813–0.9950) 3.17 8.78
Lifestyle 1.2 0.3 2.7 0.0209* 0.9935 (0.9855–0.9969) 2.10 5.83
Emotions −1.4 0.0 8.2 0.4321 0.9491 (0.9041–0.9734) 5.65 15.66
Total 0.4 0.1 2.3 0.1824 0.9955 (0.9913–0.9977) 1.62 4.48
  1. Abbreviations: WORC Western Ontario Rotator Cuff index, \( \overline{x} \) mean, Me median, SD standard deviation, SEM Standard Error of Measurement, MDC Minimal Detectable Change, CI Confidence Interval
  2. All correlations weren’t significant, except marked * p < 0.05