查看文章

To evaluate the impact of comorbid anxiety or depressive disorders on treatment response to cognitive–behavior therapy (CBT) for insomnia, behavior therapy (BT), or cognitive therapy (CT). Participants were 188 adults (117 women; Mage= 47.4 years) with chronic insomnia, including 45 also presenting a comorbid anxiety or mild to moderate depressive disorder. They were randomized to BT (n= 63), CT (n= 65), or CBT (n= 60). Outcome measures were the proportion of treatment responders (decrease of≥ 8 points on the Insomnia Severity Index; ISI) and remissions (ISI score< 8) and depression and anxiety symptoms. Proportion of treatment responders and remitters in the CBT condition was not significantly different between the subgroups with and without comorbidity. However, the proportion of responders was lower in the comorbidity subgroup compared to those without comorbidity …