Table 3.
Multilevel Models of Changes in Duration of Behavior Problems by Phase of the Day
| All phases |
Phase 1 (waking to 9 a.m.) |
Phase 2 (9 a.m. to 4 p.m.) |
Phase 3 (4 p.m. to bedtime) |
Phase 4 (nighttime) |
||||||
| B | SE | B | SE | B | SE | B | SE | B | SE | |
| Intercept | 122.74*** | 12.12 | 22.25*** | 3.37 | 46.30*** | 8.71 | 34.04*** | 4.81 | 20.71*** | 3.28 |
| Occasiona | 5.26 | 7.86 | −3.25 | 1.80 | 7.20 | 7.53 | 3.38 | 3.31 | −2.45 | 1.87 |
| Type of dayb | −5.18 | 9.43 | −1.42 | 1.86 | −6.29*** | 10.48 | 3.70 | 4.38 | −2.59 | 1.70 |
| WRB | 6.93*** | 0.91 | 1.16** | 0.37 | 3.50*** | 1.44 | 2.08*** | 0.41 | 5.82*** | 1.25 |
| Interaction terms | ||||||||||
| Occasion × Type of Day | −38.15*** | 7.73 | — | −29.78*** | 8.73 | −7.24* | 3.59 | — | ||
| Occasion × WRB | — | −0.50* | 0.21 | — | — | — | ||||
| Occasion × Type of Day × WRB | −3.58*** | 0.53 | — | −2.29*** | 0.29 | −0.79** | 0.25 | −1.96** | 0.64 | |
Notes: Parameter estimates are fixed effects. Activity of daily living dependency (at baseline) was included as a control variable. ADS = adult day services; WRB = Weekly Record of Behavior.
a
Occasion (baseline = 0; 1 month = 1; 2 months = 2).
b
Type of day (Non-ADS day = 0; ADS day = 1).
*p < .05; **p < .01; ***p < .001.