| 1-month | 6-month | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
SF-12 | SMM (n = 145) | Non-SMM (n = 187) | P valuea | SMM (n = 145) | Non-SMM (n = 187) | P valuea | ||||
 | mean | (SDb) | mean | (SDb) |  | mean | (SDb) | mean | (SDb) |  |
VT | 52.5 | (6.28) | 54.4 | (6.78) | 0.007 | 58.2 | (5.32) | 59.6 | (4.79) | 0.008 |
SF | 50.5 | (6.17) | 50.9 | (6.87) | 0.596 | 56.6 | (2.20) | 56.1 | (4.95) | 0.281 |
RE | 51.9 | (6.92) | 51.4 | (7.88) | 0.554 | 55.8 | (1.56) | 56.2 | (0.86) | 0.008 |
MH | 55.3 | (5.53) | 56.1 | (5.91) | 0.231 | 58.8 | (2.81) | 58.9 | (3.47) | 0.806 |
Overall MCS | 56.1 | (5.43) | 56.8 | (6.39) | 0.280 | 57.8 | (2.13) | 58.1 | (2.67) | 0.270 |