Measurement properties of the Headache Impact Test (HIT-6™ Brazil) in primary and secondary headaches.
Juliana PradelaDébora Bevilaqua-GrossiThais C ChavesFabiola DachGabriela Ferreira CarvalhoPublished in: Headache (2021)
The Headache Impact Test-6-Brazil™ can be considered as a valid and reliable tool to assess the impact of several headache types. Future studies may revise the questionnaire items to confirm its redundancy.