Table 4 SF-12 T Scores of Individual Scales in Control Group by Year
Baseline (n = 617) | Year 1 (n = 530) | Year 2 (n = 493) | Year 3 (n = 491) | P-value | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Mean | (SD) | Mean | (SD) | Mean | (SD) | Mean | (SD) | |||
Physical | PF | 34.4 | (12.2) | 35.2 | (12.3) | 35.1 | (12.7) | 34.8 | (11.8) | 0.19 |
RP | 35.2 | (10.2) | 35.9 | (10.2) | 35.7 | (10.5) | 35.4 | (10.4) | 0.28 | |
BP | 33.5 | (14.4) | 34.0 | (14.0) | 33.5 | (14.5) | 33.1 | (14.4) | 0.54 | |
GH | 32.1 | (11.9) | 33.5 | (12.0) | 33.0 | (11.5) | 33.2 | (11.6) | 0.01 | |
Mental | VT | 42.2 | (11.1) | 42.2 | (11.0) | 42.6 | (11.5) | 41.8 | (11.5) | 0.24 |
SF | 33.5 | (13.4) | 34.3 | (13.3) | 34.1 | (13.5) | 33.2 | (13.4) | 0.19 | |
RE | 32.9 | (12.8) | 34.1 | (12.7) | 33.3 | (12.8) | 33.6 | (12.6) | 0.17 | |
MH | 37.5 | (12.2) | 38.6 | (12.1) | 38.4 | (12.1) | 38.0 | (12.0) | 0.10 | |
Summary | PCS | 34.5 | (11.5) | 35.0 | (11.4) | 34.9 | (11.6) | 34.6 | (11.8) | 0.17 |
MCS | 37.5 | (12.5) | 38.5 | (12.1) | 38.2 | (12.2) | 37.8 | (10.4) | 0.21 | |