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Table 3 Pearson correlations among the SC-NKSS, OKS, VAS and SF-36 (n = 105)

From: Translation and validation of the simplified Chinese new Knee Society Scoring System

  SC-NKSS OKS
OKS −0.78b (−0.85,−0.69)  
VAS −0.70b (−0.60,−0.78) 0.74b (0.63, 0.82)
SF-36
PF 0.74b (0.64, 0.81) −0.69b (−0.79,−0.54)
RP 0.46b (0.32, 0.59) −0.42b (−0.56,−0.26)
BP 0.63b (0.46, 0.76) −0.58b (−0.71,−0.40)
GH 0.51b (0.28, 0.67) −0.51b (−0.66,−0.33)
VT 0.25b (0.05, 0.43) −0.33b (−0.49,−0.12)
SF 0.38b (0.17, 0.54) −0.46b (−0.60,−0.27)
RE 0.24a (0.03, 0.44) −0.32b (−0.50,−0.10)
MH 0.27b (0.05, 0.46) −0.29b (−0.47,−0.08)
  1. aCorrelation is significant at the 0.01 level (2-tailed)
  2. bCorrelation is significant at the 0.05 level (2-tailed)
  3. OKS Oxford knee score, VAS visual analogue scale, SF-36 36-item short form health survey, PF physical functioning, RP role-physical, BP bodily pain, GH general health, VT vitality, SF social functioning, RE role-emotional, MH mental health