BaselineITT/PP | 1 monthPP | Mean difference(95% CI) | P value | ||
---|---|---|---|---|---|
Physical dimension, mean (SD) | Intervention group | 47.2 (8.7)/46.4 (9.0) | 46.0 (9.3) | –0.4 (–2.5 to 1.6) | 0.69 |
Control group | 44.3 (8.1)/44.6 (8.3) | 47.2 (9.6) | 2.6 (0.6 to 4.6) | 0.01 | |
Intervention group versus control group | –2.9 (–6.1 to 0.4) | 0.08 a 0.13 b | |||
Mental dimension, mean (SD) | Intervention group | 44.7 (8.2)/45.1 (7.6) | 45.1 (9.0) | 0.0 (–2.5 to 2.5) | 0.98 |
Control group | 46.8 (10.5)/47.6 (9.3) | 44.8 (9.4) | –2.7 (–5.6 to 13.0) | 0.06 | |
Intervention group versus control group | 1.9 (–2.1 to 5.5) | 0.35 a 0.29 b |
aPP using the imputation method; that is, the baseline score was used to replace the score at Week 4 when missing. bITT using the imputation method.
ITT = intention-to-treat analysis. PP = per-protocol analysis. SD = standard deviation.