Research Article

Association between Body Mass Index and Migraine: A Survey of Adult Population in China

Table 2

Proportion and BMI categories.

Body mass index (BMI)ControlEMCM
n(%)n(%)n(%)

Underweight (<18.5)157.5169.6139.70.9343
Normal weight (18.5–24.9)13567.512072.39369.40.094
Overweight (25–29.9)3919.52515.12317.20.0193
Obese/morbidly obese (>30)115.55353.70.0008