Child Behavior Checklist Scores (Mean [95% CI] and Between-Group Effect Sizes [d]) at 12-Month Follow-up, by Treatment Group; Attachment Classifications (n [%]) by Group
| Graduated Extinction, n = 13 | Bedtime Fading, n = 15 | Education Control, n = 12 | P | d (Graduated Extinction versus Bedtime Fading) | d (Graduated Extinction versus Education Control) | d (Bedtime Fading versus Education Control) | |
|---|---|---|---|---|---|---|---|
| Problem scale scores | |||||||
| Internalizing problems | |||||||
| Raw scores | 5.00 (2.7–7.3) | 6.06 (3.9–8.2) | 5.08 (1.8–8.4) | .77 | –0.27 | –0.02 | 0.21 |
| T scorea ≥60, n (%) | — | 1 (6.3) | 1 (8.3) | .59 | — | — | — |
| Externalizing problems | |||||||
| Raw scores | 10.6 (6.4–14.8) | 10.6 (7.7–13.5) | 10.2 (5.5–14.9) | .98 | 0.01 | 0.06 | 0.06 |
| T score ≥60, n (%) | 1 (7.7) | 1 (6.3) | 2 (16.6) | .67 | — | — | — |
| Total problems | |||||||
| Raw scores | 10.8 (6.8–14.7) | 10.9 (8.2–13.6) | 12.1 (7.6–16.6) | .84 | –0.02 | –0.19 | –0.20 |
| T score ≥60, n (%) | — | — | — | — | — | — | |
| Attachment classifications | |||||||
| Secure | 7 (54) | 9 (60) | 5 (62) | — | — | — | — |
| Insecure (avoidant) | 1 (8) | 1 (7) | 1 (13) | — | — | — | — |
| Insecure (resistant) | 2 (15) | 3 (20) | 1 (13) | — | — | — | — |
| Insecure (disorganized) | 3 (23) | 2 (13) | 1 (13) | — | — | — | — |
—, not applicable.
↵a If T score in the borderline or clinical range; d > 0.50 = moderate effect, d > 0.20 = small effect; data missing for graduated extinction group (n = 1) and sleep education control group (n = 1).