Reliability and validity of 3 different Chinese versions of the Oxford knee score (OKS)

Table 4 Spearman correlation between different OKS groups and SF-36

SF-36	Group A	Group B	Group C
PCS
PF	−0.538^a	−0.406^a	−0.655^a
RP	−0.479^a	−0.198	−0.263
BP	−0.724^a	−0.495^a	−0.565^a
GH	−0.325^b	−0.123	−0.426^a
MCS
VT	−0.050	−0.107	−0.311^b
SF	−0.328^b	−0.438^a	−0.353^b
RE	−0.097	−0.101	−0.272
MH	0.189	−0.050	−0.286

^aCorrelation is significant at the 0.01 level (2-tailed), ^bCorrelation is significant at the 0.05 level (2-tailed), MCS Mental Component Summary, PCS Physical Component Summary
PF Physical Functioning, RP Role Physical, BP Bodily Pain, GH General Health, MCS Mental Component Summary, including VT Vitality, SF Social Functioning, RE Role Emotional and MH Mental Health