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Table 2 Prevalence of excessive daytime sleepiness (EDS), defined as Epworth sleepiness scale score >10, according to migraine and headache frequency

From: Association of excessive daytime sleepiness with migraine and headache frequency in the general population

  Non-migraine Migraine Missing migraine item Total
Headache frequency, days last year N n (%) N n (%) N n (%) N n (%)
None 3,814 413 (11) 390 56 (14) 355 56 (16) 4,559 525 (12)
1–11 6,159 862 (14) 1,568 228 (15) 382 59 (15) 8,109 1,149 (14)
12–30 2,040 378 (19) 1,302 238 (18) 205 41 (20) 3,547 657 (19)
31–84 1,019 227 (22) 1,087 271 (25) 174 42 (24) 2,280 540 (24)
85–179 411 115 (28) 482 139 (29) 58 14 (24) 951 268 (28)
≥180 219 76 (35) 294 102 (35) 62 22 (35) 575 200 (35)
Missing 913 124 (14) 135 22 (16) 108 15 (14) 1,156 162 (14)
Total 14,575 2,196 (15) 5,258 1,056 (20) 1,236 234 (19) 21,177 3,501 (17)