Quality of life (SF-36) | (Population norm a [SD]) Mean score (SD) | Â | Effect sizeb 3 months vs 12 months | Z-score c for comparison with population norms Mean (SD) | Â | |||
---|---|---|---|---|---|---|---|---|
 | High SOC (n = 23) | Low SOC(n = 22) | Group differences | High SOC | Low SOC | High SOC | Low SOC | P-values d |
Physical functioning | (91 [17.3]) | Â | Â | Â | Â | Â | Â | |
   3 months | 76 (14.7) | 76 (13.4) | 0.922 | - | - | - | - |  |
   6 months | 87 (11.6) | 81 (12.7) | 0.064 | - | - | - | - |  |
   12 months | 90 (8.65) | 84 (15.1) | 0.117 | 1.0 | 0.5 | -0.0 (0.50) | -0.5 (0.87)* | 0.061 |
Role Physical | (87 [17.3]) | Â | Â | Â | Â | Â | Â | |
   3 months | 30 (35.9) | 14 (25.7) | 0.157 | - | - | - | - |  |
   6 months | 57 (40.1) | 38 (40.6) | 0.122 | - | - | - | - |  |
   12 months | 77 (37.6) | 42 (34.8) | 0.001 | 1.3 | 1.1 | -0.4 (1.39) | -1.6 (1.27)* | 0.002 |
Bodily pain | (77 [25.4]) | Â | Â | Â | Â | Â | Â | |
   3 months | 72 (22.0) | 48 (18.2) | 0.001 | - | - | - | - |  |
   6 months | 80 (19.0) | 59 (24.5) | 0.005 | - | - | - | - |  |
   12 months | 80 (19.6) | 64 (25.5) | 0.028 | 0.4 | 0.9 | 0.1 (0.76) | -0.5 (1.03) | 0.035 |
General Health | (78 [21.0]) | Â | Â | Â | Â | Â | Â | |
   3 months | 83 (14.1) | 70 (17.8) | 0.014 | - | - | - | - |  |
   6 months | 83 (17.5) | 69 (22.1) | 0.036 | - | - | - | - |  |
   12 months | 84 (17.8) | 69 (24.0) | 0.042 | 0.0 | 0.0 | 0.3 (0.81) | -0.3 (1.12) | 0.094 |
Vitality | (71 [22.0]) | Â | Â | Â | Â | Â | Â | |
   3 months | 67 (19.1) | 51 (16.7) | 0.007 | - | - | - | - |  |
   6 months | 73 (19.1) | 52 (20.4) | 0.002 | - | - | - | - |  |
   12 months | 74 (19.6) | 53 (14.4) | < 0.001 | 0.4 | 0.1 | 0.3 (0.81) | -0.8 (0.66)* | < 0.001 |
Social Functioning | (90 [18.6]) | Â | Â | Â | Â | Â | Â | |
   3 months | 91 (14.1) | 76 (23.7) | 0.011 | - | - | - | - |  |
   6 months | 94 (15.0) | 74 (24.8) | 0.003 | - | - | - | - |  |
   12 months | 98 (7.71) | 80 (23.7) | 0.008 | 0.4 | 0.2 | 0.3 (0.44)* | -0.5 (1.26) | 0.021 |
Role Emotional | (89 [25.6]) | Â | Â | Â | Â | Â | Â | |
   3 months | 62 (44.0) | 46 (44.1) | 0.251 | - | - | - | - |  |
   6 months | 75 (37.9) | 58 (45.1) | 0.148 | - | - | - | - |  |
   12 months | 83 (36.1) | 59 (37.0) | 0.017 | 0.5 | 0.3 | -0.3 (1.42) | -1.2 (1.44)* | 0.035 |
Mental Health | (82 [18.1]) | Â | Â | Â | Â | Â | Â | |
   3 months | 82 (14.9) | 61 (20.2) | < 0.001 | - | - | - | - |  |
   6 months | 83 (16.7) | 61 (24.3) | 0.001 | - | - | - | - |  |
   12 months | 85 (14.4) | 64 (21.0) | 0.001 | 0.2 | 0.1 | 0.1 (0.81) | -1.0 (1.19)* | 0.001 |