Cost-Utility Analysis of Deep Brain Stimulation for Generalized and Cervical Dystonia: A Perspective from Brazilian Healthcare.

Objective: In the Brazilian public national healthcare system, botulinum toxin type A has traditionally been the sole treatment option for patients with dystonia. However, as of October 2022, deep brain stimulation (DBS) garnered positive recommendations for the condition. This study aims to assess the cost-effectiveness of DBS in treating adults with generalized and cervical dystonia within the Brazilian healthcare context, considering its recent inclusion.