Table 1 Descriptive statistics for survey respondents, number (%) unless otherwise stated
N | ||
|---|---|---|
Age in years, mean (SD) | 21,177 | 50.5 (15.6) |
Gender, women | 21,177 | 11,120 (53) |
Epworth sleepiness scale score, mean (SD) | 21,177 | 6.7 (4.0) |
Epworth sleepiness scale score >10 | 21,177 | 3,501 (17) |
Migraine | 19,833 | 5,258 (27) |
Headache frequency (days last year) | 20,021 | |
None | 4,559 (23) | |
1-11 | 8,109 (41) | |
12-30 | 3,547 (18) | |
31-84 | 2,280 (11) | |
85-179 | 951 (5) | |
180 days or more | 575 (3) | |
Body mass index in kg/m2, mean (SD) | 20,818 | 25.8 (4.2) |
Comorbidity | ||
Symptoms of depression | 20,476 | 1,401 (7) |
Myocardial infarction | 20,686 | 814 (4) |
Stroke | 19,938 | 536 (3) |
Angina pectoris | 20,681 | 978 (5) |
Hypertension | 20,868 | |
No | 14,903 (71) | |
Yes | 3,591 (17) | |
Unkown | 2,374 (11) | |
Diabetes | 20,685 | 934 (5) |
Allergy | 20,121 | 6,564 (33) |
Asthma | 19,156 | 2,287 (12) |
Treated for sleep disorder | 20,749 | 1,251 (6) |
Smoking (cigarettes per day) | 17,286 | |
None | 11,902 (69) | |
0─10 | 2,867 (17) | |
11─20 | 2,252 (13) | |
>20 | 265 (2) | |
Average nightly hours slept, mean (SD) | 20,907 | 7.0 (1.1) |
Average nightly hours slept, categorized | ||
<6 | 1,750 (8) | |
6-8 | 17,541 (83) | |
>8 | 1,886 (9) |