Table 1 Clinical and demographic characteristics of healthy controls, episodic migraine, and chronic migraine
From: Serum tau protein elevation in migraine: a cross-sectional case–control study
Healthy controls n= 42 | Episodic migraine n = 92 | Chronic migraine n = 93 | P-valuea | |
|---|---|---|---|---|
General | ||||
Age in years | 44.6 ± 12.0 | 41.7 ± 10.6 | 45.1 ± 12.1 | 0.071 |
Female, n (%) | 35 (83.3) | 73 (79.3) | 80 (86.0) | 0.485 |
BMI, mean ± SD | 24.4 ± 4.5 | 24.0 ± 3.8 | 24.2 ± 4.1 | 0.990 |
Ethnicity | 1.000 | |||
Caucasian | 41 (97.6) | 91 (98.9) | 92 (98.9) | |
Other | 1 (2.4) | 1 (1.1) | 1 (1.1) | |
Alcohol consumption, n (%) | < 0.001* | |||
Never (rarely) | 2 (4.8) | 33 (35.9) | 53 (57.0) | |
< Monthly | 6 (14.3) | 18 (19.6) | 6 (6.5) | |
Monthly | 14 (33.3) | 22 (23.9) | 19 (20.4) | |
Weekly | 19 (45.2) | 18 (19.6) | 15 (16.1) | |
Daily | 1 (2.4) | 1 (1.1) | 0 | |
Tobacco consumption, n (%) | 0.329 | |||
Never | 25 (59.5) | 68 (73.9) | 69 (74.2) | |
Past | 13 (31.0) | 15 (16.3) | 16 (17.2) | |
Current | 4 (9.5) | 9 (9.8) | 8 (8.6) | |
Headache characteristics | ||||
Migraine aura | - | 43 (46.7) | 45 (48.4) | - |
Prophylactic use | - | 0 | 45 (48.4) | - |
Total headache days | - | 7.3 ± 3.2 | 15.0 ± 7.5 | < 0.001* |
Total migraine days | - | 6.2 ± 3.0 | 12.2 ± 6.7 | < 0.001* |
Total acute medication days | - | 5.4 ± 2.9 | 8.6 ± 6.5 | < 0.001* |
Days since last migraine attack | - | 5.6 ± 6.4 | 2.1 ± 3.1 | < 0.001* |
Days since last headache day | - | 4.5 ± 5.5 | 1.7 ± 2.8 | < 0.001* |