Table 2.
Time point | Intervention (n=116) | Control (n=120) | Unadjusted analysis* | Adjusted analysis† | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
No | Mean (SD) | No | Mean (SD) | Mean difference (95%CI) | P value | Least squares mean difference (95%CI) | P value | ||||
6 months | 104 | 6.03 (3.63) | 113 | 5.84 (3.96) | −0.193 (−1.21 to 0.83) | 0.709 | −0.485 (−1.23 to 0.26) | 0.201 | |||
15 months | 96 | 6.03 (4.00) | 106 | 6.71 (4.18) | 0.676 (−0.46 to 1.81) | 0.241 | 0.468 (−0.50 to 1.44) | 0.342 | |||
24 months | 93 | 6.25 (4.12) | 97 | 6.35 (4.59) | 0.103 (−1.15 to 1.35) | 0.871 | −0.207 (−1.32 to 0.90) | 0.713 |
HADS=hospital anxiety and depression scale.
*Based on two sample t test.
†Based on general linear model adjusting for baseline difference, kinship, and area (that is, stratification variables).