Table 2.
Changes in Adolescent and Parent Psychosocial Outcomes Across Study Periods
| Point Estimates | Rate of Change | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean (SE) | Mean Δ per month (95 % CI) | ||||||||
| Variable | Baseline | Pre | Post | 3 months | 6 months | 12 months | Waitlist | Intervention | Maintenance |
| (Baseline to Pre) | (Pre to Post) | (Post to 12 months) | |||||||
| Adolescent | |||||||||
| SMFQ | 8.3 (0.4)* | 7.0 (0.4) | 6.4 (0.4) | 6.0 (0.6) | 5.3 (0.5)* | 5.8 (0.7) | −0.4 (−0.8, −.002) | −0.3 (−0.9, 0.3) | −0.1 (−0.2, 0.1) |
| PsySoc | 66.3 (1.3) | 68.9 (1.2) | 73.2 (1.3)* | 77.8 (1.8)* | 78.7 (1.7)* | 74.6 (2.1)* | 0.9 (−0.4, 2.1) | 2.2 (0.4, 3.9) | 0.1 (−0.3, 0.5) |
| Phys | 72.4 (1.2) | 73.9 (1.3) | 79.1 (1.4)* | 82.6 (1.5)* | 84.8 (1.5)* | 79.2 (2.4) | 0.5 (−0.7, 1.7) | 2.6 (0.7, 4.5) | .01 (−0.4, 0.5) |
| Parent | |||||||||
| D | 6.5 (0.5)* | 5.1 (0.4) | 5.6 (0.4) | 5.4 (0.7) | 5.1 (0.7) | 4.7 (0.6) | −0.5 (−0.9, −.04) | 0.3 (−0.4, 0.9) | −0.1 (−0.2, .04) |
| A | 5.2 (0.3)* | 3.4 (0.4) | 3.6 (0.3) | 3.1 (0.4) | 3.8 (0.6) | 3.3 (0.5) | −0.6 (−0.9, −0.2) | 0.1 (−0.4, 0.6) | -.02 (−0.1, 0.1)† |
| S | 11.9 (0.6)* | 9.9 (0.6) | 10.0 (0.6) | 9.0 (0.7) | 8.9 (0.9) | 8.4 (0.8) | −0.7 (−1.2, −0.1) | 0.1 (−0.8, 0.9) | −0.1 (−0.3, .02) |
| FF | 1.7 (.05)* | 1.5 (.04) | 1.6 (.05) | 1.6 (.05) | 1.5 (.05) | 1.4 (.05) | -.04 (−0.1, −.001) | 0.1 (−.01, 0.1)† | −0.2 (−.03, −.01) |
Note. SMFQ Short Moods and Feelings Questionnaire; PsySoc psychosocial quality of life; Phys physical quality of life; D Depressive symptoms; A Anxiety symptoms; S Stress symptoms; FF = Family Functioning
*significant difference from pre point estimate (p < .05)
†significant difference in the rate of change compared to waitlist period (p < .05)