The Thai version of the Nijmegen questionnaire.

Purpose: The Nijmegen questionnaire is a screening tool for detecting hyperventilation syndrome. The present study aimed to cross-culturally adapt the questionnaire to Thai language and test its psychometric properties for screening hyperventilation syndrome, in which the prevalence is increasing due to the impacts of the COVID-19 pandemic. The Thai version of the Nijmegen questionnaire (NQ-TH) was generated following a cross-cultural adaptation guideline including initial translation, synthesis of forward translation, back translation, expert committee review, and prefinal testing.

Translation and Validation of the Dizziness Handicap Inventory into Thai Language.

Objective: To translate and evaluate psychometric properties of Thai version of the Dizziness Handicap Inventory (DHI-TH).

Study Design: A cross-sectional study.

Setting: Ambulatory.