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Comparison of sleep disorders in children with ADHD and their healthy siblings
| Variable | ADHD | Healthy siblings | Chi-square |
|---|---|---|---|
| Sleep duration (hours) | 9.48 | 10.28 | |
| Delayed sleep onset (n) | 21 | 6 | 6.03* |
| Delayed awakening (n) | 18 | 5 | 6.77* |
| Restless sleep (n) | 7 | 2 | 1.21 |
| Jerky movements (n) | 3 | — | — |
| Teeth grinding (n) | 4 | 2 | 0.07 |
| Sleep talking (n) | 2 | 2 | — |
| Night terrors (n) | 2 | — | — |
| Nightmares (n) | 1 | — | — |
p<0.001
