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Multivariate linear regression results for the effect of independent variables on DHI score gain values.
| Independent variable | β | Standard error | Significance |
|---|---|---|---|
| Botulinum toxin application status (applied vs. non-applied) | 3.146 | 4.51 | 0.488 |
| Oral medication type (amitryptiline vs. propranolol vs. flunarizine) | −2.441 | 2.774 | 0.383 |
| Constant | 42.548 | 6.387 | <0.001 |
β, Beta-coefficient; DHI, Dizziness handicap inventory.
