Table 5.
Change of Edinburgh Postnatal Depression Scale (EPDS) score between the groups
| Estimated mean (SE) | Cohen's d | |||||||
|---|---|---|---|---|---|---|---|---|
| EPDS | Baseline | 32 weeks | Post 1‐week | Post 3‐month | P for interaction | 32 weeks (95% CI) | Post 1‐week (95% CI) | Post 3‐month (95% CI) |
| Total (n = 5017) | 0.608 | 0.01 (−0.04 to 0.07) | 0.05 (−0.01 to 0.10) | 0.03 (−0.02 to 0.09) | ||||
| iCBT program (n = 2509) | 5.26 (0.09) | 5.55 (0.11) | 6.47 (0.12) | 5.21 (0.12) | ||||
| Control (n = 2508) | 5.07 (0.09) | 5.41 (0.11) | 6.50 (0.12) | 5.16 (0.12) | ||||
| K6 ≤ 4 (n = 2319) | 0.400 | −0.09 (−0.17 to −0.01) | 0.04 (−0.04 to 0.12) | −0.05 (−0.13 to 0.03) | ||||
| iCBT program (n = 1159) | 3.16 (0.08) | 3.69 (0.13) | 5.15 (0.15) | 3.53 (0.13) | ||||
| Control (n = 1160) | 3.11 (0.08) | 3.39 (0.13) | 5.22 (0.14) | 3.33 (0.13) | ||||
|
5 ≤ K6 ≤ 8 (n = 1467) |
0.619 | −0.05 (−0.15 to 0.06) | −0.05 (−0.15 to 0.05) | 0.07 (−0.03 to 0.17) | ||||
| iCBT program (n = 732) | 5.66 (0.14) | 6.13 (0.21) | 7.03 (0.24) | 5.40 (0.21) | ||||
| Control (n = 735) | 5.45 (0.14) | 5.75 (0.19) | 6.64 (0.23) | 5.44 (0.20) | ||||
| 9 ≤ K6 (n = 1231) | 0.118 | 0.13 (0.02 to 025) | 0.17 (0.05 to 0.28) | 0.10 (−0.02 to 0.21) | ||||
| iCBT program (n = 618) | 8.73 (0.22) | 8.41 (0.31) | 8.04 (0.31) | 8.05 (0.30) | ||||
| Control (n = 613) | 8.35 (0.22) | 8.77 (0.28) | 8.57 (0.29) | 8.20 (0.30) | ||||