Assessment of cough in asthma patients attending clinic using the cough questionnaire for asthma (CQA).

ABSTRACT:

Background

Cough is a common and troublesome symptom in asthma that can persist despite treatment, but there is no tool to specifically assess cough in asthma patients. We developed the Cough Questionnaire for Asthma (CQA) to evaluate cough severity and its impact in asthma patients.

Methods

We developed an 8-item questionnaire to assess cough severity and its impact, which was later refined to a 6-item version (CQA6). The questionnaire was validated in 289 asthma patients attending a hospital asthma clinic. Internal consistency was assessed using Cronbach's alpha. Concurrent validity was evaluated through correlations with the 6-item Asthma Control Questionnaire (ACQ6), the Cough Hypersensitivity Questionnaire (CHQ), and both patient and physician cough severity ratings (in

SUBMITTER: Guo S 

PROVIDER: S-EPMC12557683 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature