Table 4.

Regression Analysis for Insomnia Severity

R2FAdjusted R2β
Model 1
    SE-S*0.26684.770.263−0.516
Model 2
    SE-S0.31252.780.306−0.427
    CES-D*0.232
Excluded from models
    DBAS0.003
    SF-80.014
  • * P < .001.

  • CES-D, Center for Epidemiologic Studies Depression Scale; SE-S, Self-Efficacy for Sleep Scale; DBAS, Dysfunctional Beliefs about Sleep Scale; SF-8, Medical Outcomes Study SF-8 global health status measure.