Table 2

Baseline Spearman's correlations between the scores

ICOAP−0.879 (115)−0.884 (117)−0.792 (121)
KOOS-PS−0.849 (106)−0.779 (107)−0.867 (111)
PCS-120.648 (121)
MCS-120.370 (121)
  • All correlations were significant at the 0.01 level (2 tailed). The number of cases with complete information that allowed the calculation of the correlation coefficients is in brackets for each correlation.

  • ICOAP, Intermittent and Constant Osteoarthritis Pain; KOOS-PS, Knee Injury and Osteoarthritis Score-Physical Function Short Form; MCS-12, mental component summary of SF-12; OKS, Oxford Knee Score; OKS-FCS, Functional Component Score; OKS-PCS, Pain Component Score; PCS-12, physical component summary of SF-12; SF-12, short form 12.