Table 3.
Changes in clinical category for insomnia after HIRREM based on ISI scores
| HUC intervention group | UC control group | ||||||
|---|---|---|---|---|---|---|---|
| Clinical category by ISI score | Pre | Post | Late phone F/U | Pre | Post | After crossover HIRREM | Late phone F/U |
| No clinically significant insomnia (0–7) | 0 | 5 | 5 | 0 | 0 | 2 | 5 |
| Subthreshold insomnia (8–14) | 0 | 4 | 4 | 0 | 1 | 4 | 1 |
| Moderate insomnia (15–21) | 9 | 1 | 0 | 7 | 8 | 3 | 3 |
| Severe insomnia (22–28) | 1 | 0 | 0 | 3 | 1 | 0 | 0 |
HIRREM, high-resolution, relational, resonance-based, electroencephalic mirroring; HUC, HIRREM plus usual care; UC, usual care; ISI, Insomnia Severity Index.