Table 1.
Clinical characteristics of patients with insomnia
| Variable | Value (N=127) |
|---|---|
| Age (yr) | 59.3±12.3 |
| Female | 78 (61.4) |
| Comorbid psychiatric disorders | |
| Insomnia disorder | 111 (87.4) |
| Insomnia disorder and depression | 11 (8.7) |
| Insomnia disorder and anxiety disorder | 4 (3.1) |
| Insomnia disorder and adjustment disorder | 1 (0.8) |
| Symptoms rating | |
| Insomnia Severity Scale | 16.9±5.8 |
| Patient Health Questionnaire-9 items | 8.7±6.2 |
| Generalized Anxiety Disorder-7 items | 6.2±5.1 |
| Dysfunctional Beliefs about Sleep scale-16 items | 5.2±1.9 |
| Epworth Sleepiness Scale | 7.4±5.2 |
Values are presented as number (%) or mean±standard deviation.