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Hierarchical linear regression model with childhood trauma predicting changes in global sleep quality.
| β | P | ΔR2 | Lower CI | Upper CI | |
|---|---|---|---|---|---|
| Step 1 | |||||
| Age | 0.07 | .32 | −0.01 | 0.04 | |
| Sex | −0.02 | .74 | −0.84 | 0.59 | |
| Income | −0.10 | .18 | −0.36 | 0.07 | |
| PSQI global sleep quality (Time 1) | −0.10 | .16 | −0.31 | 0.05 | |
| Step 2 | |||||
| Childhood trauma (RFQ) | 0.24 | .001 | 0.05 | 0.03 | 0.09 |
PSQI, Pittsburgh Sleep Quality Index; RFQ, Risky Family Questionnaire; Step 1 includes covariates, step 2 includes the addition of the predictor childhood trauma.
