Intervention group (IG) | Control group 1 (CG1) | Control group 2 (CG2) | ||||
---|---|---|---|---|---|---|
Mean | 95% CI | Mean | 95% CI | Mean | 95% CI | |
Unadjusted means | ||||||
Baseline | 22.51 | 19.88 to 25.14 | 21.76 | 19.56 to 23.95 | 22.28 | 19.59 to 24.56 |
1 year | 14.84 | 12.71 to 16.97 | 24.26 | 21.35 to 27.17 | 18.48 | 15.74 to 21.22 |
Adjusted meansa | ||||||
Baseline | 21.38 | 19.24 to 23.63 | 20.61 | 18.55 to 22.79 | 20.87 | 18.84 to 23.03 |
1 year | 12.19 | 10.47 to 14.03 | 20.67 | 18.36 to 23.11 | 16.79 | 14.79 to 18.91 |
Adjusted meansb | ||||||
Baseline | 21.38 | 19.17 to 23.71 | 20.61 | 18.48 to 22.85 | 20.87 | 18.76 to 23.10 |
1 year | 13.10 | 11.39 to 14.94 | 19.37 | 17.31 to 21.55 | 16.72 | 14.84 to 18.72 |
Texpc | P-value | Zexpd | P-value | Zexpe | P-value | |
I G vs CG1, 1 year | −5.08 | <0.001 | −6.00 | <0.001 | −4.63 | 0.001 |
IG vs CG2, 1 year | −2.02 | 0.046 | −3.48 | 0.001 | −2.79 | 0.006 |
IG, 0–1 year | −8.68 | <0.001 | −9.32 | <0.001 | −8.19 | <0.001 |
CG1, 0–1 year | 0.40 | 0.694 | 0.05 | 0.959 | −0.91 | 0.364 |
CG2, 0–1 year | −2.59 | 0.046 | −4.01 | 0.001 | −3.81 | <0.001 |
↵a Adjusted for covariates of multilevel model.
↵b Adjusted for covariates of multilevel model with multiple imputation data and intention-to-treat.
↵c Experimental T for unadjusted means.
↵d Experimental Z adjusted for covariates of multilevel model.
↵e Experimental Z adjusted for covariates of multilevel model with multiple imputation data and intention-to-treat.