However, the n = 67 participants with headache at baseline had similar (mean ± SD) BMI, 28.08 ± 4.70 kg/m2, and median CRP, 1.52 mg/L, as the n = 127 without headache, 27.89 ± 4.58 kg/m2, and 1.53 mg/L. This evidence concerns the gene CRP and Headache.