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Table 3 SF-36 results: paired comparisons of SF-36 scales – effects of time

From: Health-related quality of life and clinical outcomes following medial open wedge high tibial osteotomy: a prospective study

Pairwise Comparison (Bonferroni) Time Average distance p
PF (Physical Functioning) (1) vs. (2) −8.049 0.002**
  (1) vs. (3)
(1) vs. (4)
−14.749
−16.935
<0.001**
<0.001**
  (2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−6.700
−8.886
−2.186
<0.001**
<0.001**
0.262
RP (Role Physical) (1) vs. (2) −8.873 <0.001**
  (1) vs. (3)
(1) vs. (4)
−12.107
−12.746
<0.001**
<0.001**
  (2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−3.234
−3.872
−0.639
0.272
0.068
n.s.
BP (Bodily Pain) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−7.174
−10.591
−11.618
−3.417
−4.444
−1.027
<0.001**
<0.001**
<0.001**
0.005*
0.002*
n.s.
GH (General Health) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−4.070
−5.453
−3.994
−1.383
0.076
1.459
0.001**
<0.001**
0.002*
0.915
n.s.
0.836
VT (Vitality) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−3.589
−5.560
−5.630
−1.971
−2.040
−0.070
0.013*
<0.001**
<0.001**
0.643
0.439
n.s.
SF (Social Functioning) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−3.602
−5.511
−5.262
−1.908
−1.660
0.248
0.120
0.004*
0.007*
n.s.
n.s.
n.s.
RE (Role Emotional) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−5.708
−8.608
−9.539
−2.900
−3.832
−0.932
0.054
0.002*
<0.001**
0.536
0.012*
n.s.
MH (Mental Health) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−1.980
−4.029
−4.458
−2.049
−2.477
−0.428
0.553
0.017*
0.005*
0.496
0.187
n.s.
PCS (Physical Component Summary Score) (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−8.942
−13.856
−14.875
−4.915
−5.933
−1.018
<0.001**
<0.001**
<0.001**
<0.001**
<0.001**
n.s.
MCS (Mental Component Summary Score (1) vs. (2)
(1) vs. (3)
(1) vs. (4)
(2) vs. (3)
(2) vs. (4)
(3) vs. (4)
−2.665
−4.025
−3.882
−1.360
−1.216
0.144
0.360
0.079
0.065
n.s.
n.s.
n.s.
  1. (1) = preoperative, (2) = 6 months, (3) = 12 months, (4) = 18 months