Table 4.
CES-D and RMBPC (frequency and reaction) mean differences in pretest and posttest scores between intervention and control groups
| Caregiver depressive symptoms (CES-D) & stress/burden (RMBPC) | Intervention delta∗ mean, SD | Control delta∗ mean, SD | Diff | P value | Effect size, 95% CI | Bootstrap result of 95% CI |
|---|---|---|---|---|---|---|
| CES-D | ||||||
| Total CES-D | −7.0, 13.7 | −1.90, 10.87 | 5.1 | .116 | 0.41 (−0.10, 0.92) | (−0.10, 0.92) |
| Depressed affect | −0.73, 2.44 | −0.56, 2.04 | 0.16 | .776 | 0.07 (−0.43, 0.58) | (−0.40, 0.55) |
| Somatic | −1.53, 2.89 | 0.10, 2.67 | 1.63 | .027 | 0.59 (.07, 1.10) | (0.06, 1.12) |
| Positive affect | 1.46, 4.51 | 0.06, 4.11 | −1.40 | .214 | −0.32 (−0.83, 0.19) | (−0.84, 0.19) |
| Interpersonal problems | −0.10, 1.24 | −0.36, 1.58 | −0.27 | .471 | −0.19 (−0.69, .32) | (−0.69, 0.32) |
| RMB frequency | ||||||
| Total RMB | −2.0, 3.81 | −0.83, 3.62 | 1.17 | .229 | 0.31 (−0.20, 0.82) | (−0.24, 0.87) |
| Memory | −0.63, 0.36 | 0.07, 1.96 | 0.7 | .174 | 0.36 (−0.16, 0.86) | (−0.13, 0.84) |
| Depression | 0, 2.03 | −0.73, 1.84 | −0.73 | .148 | −0.38 (−0.89, 0.13) | (−0.87, 0.12) |
| Disruption | −1.37, 2.09 | −0.17, 1.78 | 1.2 | .020 | 0.62 (0.10, 1.13) | (0.11, 1.13) |
| RMB reaction | ||||||
| Total RMB | −0.04, 0.38 | −0.10, 0.21 | −0.07 | .413 | −0.21 (−0.72, 0.30) | (−0.68, 0.26) |
| Memory | −0.02, 1.08 | −0.42, 1.39 | −0.41 | .211 | −0.33 (−0.83, 0.18) | (−0.80, 0.15) |
| Depression | 0.12, 0.68 | −0.17, 0.35 | −0.29 | .042 | −0.54 (−1.05, −0.02) | (−0.90, −0.17) |
| Disruption | −0.16, 0.31 | −0.04, 0.23 | 0.12 | .098 | 0.43 (−0.08, 0.94) | (−0.07, 0.94) |
NOTE. Effect size equation: Cohen's d= (Mean Control–Mean Intervention)/SD Pooled.
Abbreviations: CES-D, Center for Epidemiologic Studies-Depression Scale; CI, confidence interval; SD, standard deviation; RMBPC, Revised Memory and Behavior Problems Checklist.
∗
Delta = Posttest score–Pretest score.