Research Article
Body Mass Index and Primary Headache: A Hospital-Based Study in China
Table 4
Distribution of patients with abnormal and normal BMI in the three headache groups: migraine, TTH, and other headache groups.
(a) Migraine |
| Variable | EM (n = 369) | CM (n =177) | p value |
| Compared with normal BMI | | | | Underweight | 35 (10.8%) | 9 (7.5%) | 0.198 | Overweight | 41 (12.4%) | 52 (31.9%) | <0.001 | Obese | 4 (1.4%) | 5 (4.3%) | 0.078 |
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(b) TTH |
| Variable | ETTH (n = 319) | CTTH (n = 186) | p value |
| Compared with normal BMI | | | | Underweight | 20 (8.1%) | 16 (10.2%) | 0.296 | Overweight | 81 (26.4%) | 30 (17.5%) | 0.018 | Obese | 4 (1.7%) | 5 (3.4%) | 0.24 |
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EM: episodic headache; CM: chronic headache; ETTH: episodic tension-type headache; CTTH: chronic tension-type headache.
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