Table 3.
Comparison of Treatment Conditions at Baseline, Post-test, and Follow-up on Outcomes: Repeated Measures ANCOVA
| Variable | CBT (n = 33)M (SD) | PED (n = 34)M (SD) | F | ||
|---|---|---|---|---|---|
| Condition × Time | Condition | Time | |||
| NPI-S | 21.96*** | 0.28 | 7.14** | ||
| Baseline | 21.70 (6.90) | 21.76 (7.98) | |||
| Post-test | 20.67 (6.94) | 22.03 (9.10) | |||
| Follow-up | 20.52 (6.98) | 22.09 (8.46) | |||
| NPI-D | |||||
| Baseline | 17.94 (6.84) | 17.91 (7.30) | 24.02*** | 0.40 | 6.68** |
| Post-test | 16.64 (7.02) | 17.85 (7.26) | |||
| Follow-up | 16.39 (7.02) | 18.26 (7.37) | |||
| RSCSE | 26.28*** | 0.22 | 16.98*** | ||
| Baseline | 69.11 (12.75) | 69.19 (9.01) | |||
| Post-test | 70.36 (12.44) | 69.29 (8.80) | |||
| Follow-up | 70.27 (12.43) | 69.15 (8.88) | |||
| CES-D | 9.74** | 0.08 | 7.92 ** | ||
| Baseline | 14.39 (6.14) | 14.41 (6.31) | |||
| Post-test | 13.79 (5.85) | 14.38 (6.10) | |||
| Follow-up | 13.82 (5.88) | 14.44 (6.07) | |||
| STAI-State | 1.54 | 0.01 | 1.54 | ||
| Baseline | 37.09 (10.25) | 37.12 (9.69) | |||
| Post-test | 36.85 (9.88) | 37.09 (9.61) | |||
| Follow-up | 36.96 (10.00) | 37.12 (9.68) | |||
Notes: ANCOVA = analysis of covariance; CBT = cognitive behavioral therapy condition; CES-D = Center for Epidemiological Studies-Depression scale; NPI-D = Neuropsychiatric Inventory-Distress scale; NPI-S = Neuropsychiatric Inventory-Severity scale; PED = psychoeducational condition; RSCSE = Revised Scale for Caregiving Self-Efficacy; STAI = State Anxiety Inventory-State.
**p < .01. ***p < .001.