Full cohort (born 1945–2008) | ||||||
ADHD prevalence=2.25% | ADHD group (n=145 490) | Non-ADHD group (n=632 5168) | OR | 95% CI | ||
N | % | N | % | |||
Diagnosed sleep disorder | ||||||
Insomnia | 2492 | 1.71 | 8644 | 0.14 | 16.39 | 15.63 to 17.17 |
Hypersomnia | 523 | 0.36 | 1525 | 0.02 | 20.18 | 18.18 to 22.40 |
Sleepwalk | 70 | 0.05 | 436 | 0.01 | 6.31 | 4.88 to 8.17 |
Sleep-wake schedule (circadian rhythm) | 834 | 0.57 | 1852 | 0.03 | 19.28 | 17.70 to 21.00 |
Sleep terror | 57 | 0.04 | 329 | 0.01 | 4.80 | 3.61 to 6.37 |
Nightmares | 60 | 0.04 | 347 | 0.01 | 7.31 | 5.52 to 9.67 |
Other | 303 | 0.21 | 1174 | 0.02 | 12.71 | 11.14 to 14.49 |
Unspecified | 5584 | 3.84 | 23 289 | 0.37 | 12.37 | 12.00 to 12.76 |
RLS | 276 | 0.19 | 3535 | 0.06 | 6.85 | 6.04 to 7.76 |
Sleep apnoea | 1853 | 1.27 | 60 772 | 0.96 | 2.66 | 2.54 to 2.80 |
Narcolepsy and cataplexy | 647 | 0.44 | 461 | 0.01 | 73.12 | 64.44 to 82.96 |
Any sleep disorder | 10 856 | 7.46 | 95 075 | 1.50 | 8.38 | 8.20 to 8.57 |
Medication prescription | ||||||
Zopiclone | 29 935 | 20.58 | 403 688 | 6.38 | 7.93 | 7.82 to 8.05 |
Zolpidem | 20 296 | 13.95 | 298 378 | 4.72 | 6.89 | 6.78 to 7.01 |
Melatonin | 35 433 | 24.35 | 56 969 | 0.90 | 37.73 | 37.15 to 38.31 |
Propiomazine | 31 623 | 21.74 | 357 999 | 5.66 | 8.28 | 8.17 to 8.40 |
Zaleplon | 2277 | 1.57 | 17 626 | 0.28 | 10.62 | 10.14 to 11.11 |
Any sleep medication | 69 081 | 47.48 | 757 782 | 11.98 | 14.41 | 14.24 to 14.58 |
ADHD, attention-deficit/hyperactivity disorder; RLS, restless leg syndrome.