Research Article
Vitamin D Status in Migraine Patients: A Case-Control Study
Table 1
Characteristics of case and control.
| | Characteristic | Cases | Controls |
| | Sample size () | 105 | 110 | | Age (mean ± SD) | | | | Age groups | | | | <30.5 years | 50 (47.6%) | 58 (52.7%) | | ≥30.5 years | 55 (52.4%) | 52 (47.3%) | | Sex | | | | Female | 80 (76.2%) | 89 (80.9%) | | Male | 25 (23.8%) | 21 (19.1%) | | Place of residence | | | | Urban | 52 (49.5%) | 58 (52.7%) | | Rural | 53 (50.5%) | 52 (47.3%) | | Level of education | | | | Below high school diploma | 44 (41.9%) | 44 (40.0%) | | Above high school diploma | 61 (58.1%) | 66 (60.0%) | | Duration of sun light exposure (mean ± SE) | min/day | min/day | | Groups of sun light exposure | | | | 0–120 min/day | 83 (79.0%) | 90 (81.8%) | | ≥120 min/day | 22 (21.0%) | 20 (18.2%) |
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