Table 1
Association between loneliness and sleep impairment (controlled for ACEs).
| SLEEP IMPAIRMENT | LONELINESS | |||
|---|---|---|---|---|
| Model 1 | B (SE) | p | B (SE) | p |
| ACEs‑T | .59 (.15) | <.001 | .80 (.25) | .002 |
| R² | 18.1% | <.001 | 13.2% | .002 |
| Model 2 (either predictor) | ||||
| ACEs‑T | .28 (.13) | .030 | .20 (.22) | .367 |
| Loneliness | .38 (.06) | <.001 | NA | NA |
| Sleep Impairment | NA | NA | 1.02 (.16) | <.001 |
| R²∆ (for the added predictor) | 32.0% | <.001 | 33.9% | <.001 |
| R²‑Total (for joint effect for the two predictors) | 50.1% | 47.1% | ||
[i] Note: Correlation between sleep impairment and loneliness was r = .68 (p < .001).
Table 2
ACEs, loneliness and sleep impairment as predictors for common adolescent mental health problems.
| PROMIS‑ANXIETY | PROMIS‑DEPRESSION | PROMIS‑ANGER | ||||
|---|---|---|---|---|---|---|
| Model 1 | B (SE) | p | B (SE) | p | B (SE) | p |
| ACEs‑T | .65 (.32) | .047 | .83 (.31) | .009 | .39 (.20) | .054 |
| R² | 5.7 % | 9.7 % | 5.3% | |||
| Model 2 | ||||||
| ACEs‑T | .24 (.32) | .452 | .28 (.28) | .307 | .17 (.20) | .416 |
| Loneliness | .51 (.14) | <.001 | .68 (.13) | <.001 | .28 (.09) | .003 |
| R²∆ (Loneliness) | 14.9% | 27.4% | 11.8% | |||
| Model 3 | ||||||
| ACEs‑T | –.03 (.30) | .918 | .30 (.31) | .327 | –.05 (.18) | .797 |
| Sleep Impairment | 1.15 (.21) | <.001 | .89 (.22) | <.001 | .74 (.13) | <.001 |
| R²∆ (Sleep Impairment) | 28.3% | 27.2% | 30.4% | |||
| Model 4 | ||||||
| ACEs‑T | –.05 (.30) | .859 | .19 (.29) | .500 | –.05 (.19) | .801 |
| Loneliness | .12 (.17) | .492 | .56 (.16) | <.001 | –.002 (.10) | .983 |
| Sleep Impairment | 1.03 (.28) | <.001 | .32 (.26) | .225 | .74 (.17) | <.001 |
| R²∆ (for Loneliness and Sleep Impairment joint effect) | 28.8% | 28.8% | 30.4% | |||
| R²‑Total (for all 3 predictors) | 34.5% | 34.8% | 35.8% | |||