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Multivariate linear regression results for the effect of independent variables on MIDAS score gain values.
| Independent variable | β | Standard error | Significance |
|---|---|---|---|
| Botulinum toxin application status (applied vs. non-applied) | 9.57 | 1.36 | < 0.001a |
| Oral medication type (amitryptiline vs. propranolol vs. flunarizine) | 1.057 | 0.837 | 0.212 |
| Constant | 3.52 | 1.92 | 0.073 |
β, Beta-coefficient; MIDAS, Migraine disability assessment.
Statistically significant.
