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Table 2 Correlation among change in physical function with change in the anchors

From: Minimal clinically important decline in physical function over one year: EPOSA study

Change AUSCAN for hand OA Physical function (n = 1842) WOMAC for hip/knee OA Physical function (n = 1845)
Anchors r P r P
AUSCAN for hand OA Pain 0.30742 <.0001   
AUSCAN for hand OA Stiffness 0.21075 <.0001   
WOMAC for hip/knee OA Pain    0.46557 <.0001
WOMAC for hip/knee OA Stiffness    0.34937 <.0001
Grip strength −0,10,451 <.0001   
Walking-test time    0.06917 0.0034
HADS anxiety 0.02249 0.3363 0.11065 <.0001
HADS depression 0.04346 0.0630 0.12391 <.0001
EQ-5D-5 L −0.11449 <.0001 −0.15293 <.0001
EQ VAS −0.07177 0.0021 −0.10105 <.0001
  1. AUSCAN AUStralian/CANadian Osteoarthritis Hand Index, WOMAC Western Ontario and McMaster Universities Osteoarthritis Index, OA osteoarthritis, HADS Hospital Anxiety and Depression Scales, EQ-5D-5 L health status using five dimensions, EQ VAS health status using the visual analogue scale, r Spearman’s correlation coefficient