Table 3.
Linear regression models of early childhood sleep variables by early childhood suicidal thoughts and behaviors controlling for early childhood depression severity and child sex.
| Suicidal Thoughts | Suicidal Behaviors | |||||||
|---|---|---|---|---|---|---|---|---|
|
| ||||||||
| Estimate | SE | t | p | Estimate | SE | t | p | |
| Primary Analysis: | ||||||||
| Composite sleep index | .02 | .06 | .35 | .73 | −.06 | .18 | −.35 | .73 |
|
| ||||||||
| Secondary Analyses: | ||||||||
| Total daily sleep duration (hours) | .38 | .24 | 1.61 | .11 | .05 | .69 | .07 | .94 |
| Nighttime sleep duration (hours) | .20 | .17 | 1.18 | .24 | −.01 | .49 | −.02 | .98 |
| Nap sleep duration (hours) | .22 | .15 | 1.53 | .13 | −.02 | .42 | −.05 | .96 |
| Daytime sleepiness | .21 | .25 | .86 | .39 | 1.45 | .71 | 2.04 | .04 |
| Bedtime resistance | .09 | .15 | .63 | .53 | −.31 | .43 | −.73 | .47 |
| Sleep regularity | −.06 | .14 | −.42 | .67 | −.00 | .42 | −.01 | .99 |
| Bedtime | .22 | .14 | 1.58 | .11 | −.39 | .40 | −.97 | .33 |
| Wake time | .06 | .11 | .51 | .61 | .42 | .31 | 1.33 | .18 |
| Sleep onset latency (minutes) | −.00 | 5.16 | −.00 | 1.00 | −17.41 | 14.94 | −1.17 | .24 |
| Number of nighttime awakenings | .19 | .14 | 1.42 | .16 | .55 | .39 | 1.40 | .16 |
| Reluctance to sleep alone | .31 | .21 | 1.48 | .14 | −.42 | .62 | −.68 | .49 |
Note: Bolded text indicates sleep predictors significant in the model at p < .05