TableĀ 1

Baseline scores for OKS, its subscales (OKS-PCS and OKS-FCS), ICOAP, KOOS-PS and SF-12 (PCS-12 and MCS-12)

NMean (SD)MedianPercentiles
ValidMissing2575
OKS1211329.3 (10)302237
OKS-PCS1231157.4 (23)574375
OKS-FCS137766.5 (22)705085
ICOAP1241037.8 (25)31.81657
KOOS-PS1122240.5 (18)38.63249
PCS-12130436.7 (10)352945
MCS-12130451 (12)564360
  • 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.