Table 2 Results of generalized linear model with total AMS scale as dependent variable and headache type (control versus migraine versus cluster headache) as independent variable, corrected for age, BMI, smoking and lifetime depression. Control was set as the reference group
|  | β | SE | p-value |
|---|---|---|---|
Intercept | 13.73 | 2.37 | <  0.001 |
Headache type | |||
 Migraine | 5.44 | 0.90 | <  0.001 |
 Cluster headache | 5.62 | 1.00 | <  0.001 |
Age | 0.02 | 0.02 | 0.28 |
BMI | 0.37 | 0.08 | <  0.001 |
Smoking | 2.05 | 0.79 | 0.01 |
Lifetime depression | |||
 Yes | 9.67 | 0.65 | <  0.001 |
 Unknown | 4.31 | 0.90 | <  0.001 |