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Table 5 Influence of baseline demographic factors on change in physical function measures

From: Effects of neuromuscular training (NEMEX-TJR) on patient-reported outcomes and physical function in severe primary hip or knee osteoarthritis: a controlled before-and-after study

  Chair stands (sec) Knee bendings affected leg (n) Knee bendings non-affected leg (n) Knee ext affected leg (kg) Knee ext non-affected leg (kg) 20-m walk test, time (sec) 20-m walk test, steps (n)
  Coefficient Coefficient Coefficient Coefficient Coefficient Coefficient Coefficient
  (95% CI) (95% CI) (95% CI) (95% CI) (95% CI) (95% CI) (95% CI)
Model n = 86, R 2= 0.76 n = 47, R 2= 0.21 n = 66, R 2= 0.19 n = 86, R 2= 0.17 n = 86, R 2= 0.23 n = 86, R 2= 0.57 n = 86, R 2= 0.69
  Joint (hip vs knee) 0.3(−0.9;1.5) 6.0(1.2;10.7) 3.3(0.3;6.4) 0.5(−0.9;1.9) 1.1(−0.3;2.5) 0.4(−0.5;1.4) 0.6(−0.4;1.6)
  Sex (man vs woman) 0.3(−0.9;1.4) −1.3(−5.8;3.1) −2.4(−5.4;0.7) 1.0(−0.6;2.5) 0.7(−0.8;2.3) 0.4(−0.6;1.3) −0.7(−1.8;0.4)
  Age (y) 0.1(−0.1;0.2) 0.4(−0.2;1.1) 0.1(−0.2;0.5) −0.2(−0.3;-0.1) −0.1(−0.2;0.1) −0.1(−0.2;0.1) −0.1(−0.2;0.1)
  BMI (kg/m2) 0.0(−0.1;0.2) −0.3(−0.9;0.3) −0.2(−0.5;0.2) 0.1(−0.0;0.3) 0.3(0.2;0.5) 0.1(0.0;0.3) 0.2(0.1;0.3)
  Considered TJR (mths) −0.1(−0.1;-0.0) 0.1(−0.2;0.3) −0.0(−0.1;0.1) −0.0(−0.0;0.0) 0.0(−0.0;0.0) 0.0(−0.0;0.0) 0.0(−0.0;0.0)
  Previous PT training (no vs yes) −2.1(−3.4;-0.8) 0.8(−4.1;5.5) 1.4(−1.8;4.7) 0.6(−0.9;2.0) 0.6(−0.9;2.1) −0.8(−1.8;0.3) −1.1(−2.2;0.0)
  1. All analyses adjusted for baseline HOOS/KOOS pain. The corresponding baseline value adjusted for in the separate analyses.
  2. CI = confidence interval. Confidence intervals not containing zero indicate statistical significance.
  3. PT = physical therapy.