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Statistics for the ISI scale in the studied group.
| ISI | N | % |
|---|---|---|
| No clinically significant insomnia | 63 | 18.8 |
| Subthreshold insomnia | 121 | 36.0 |
| Clinical insomnia (moderate severity) | 116 | 34.5 |
| Clinical insomnia (severe) | 36 | 10.7 |
N = responders; ISI=Insomnia Severity Index.
