Table 4.

A: Initial Regression Analysis for Behavioral Treatment Acceptability and Regression Analysis for Behavioral Treatment Acceptability Including Medication Acceptability

R2FAdjusted R2βP
Initial regression analysis for BTA
    Linear model0.1135.8330.093
        Dysfunction beliefs0.319<.001
        SE-S0.006<.001
        ISI0.005<.05
Regression analysis for BTA including medication acceptability
    ITAS-M model0.08822.5960.0840.277<.001
    Final model0.13512.0740.124
        Dysfunction beliefs0.252<.002
        SE-S0.004<.01
        ITAS-M0.229<.001

  • The ISI, SF-8 and CES-D were included in the analysis but were excluded from the final model because of nonsignificant contribution to overall predictive power.

    BTA, behavioral treatment acceptability; ITAS-M, Insomnia Treatment Acceptability Scale–Medication Subscale; SE-S, Self-Efficacy for Sleep Scale; ISI, Insomnia Severity Index.