Content validity of the Leicester Cough Questionnaire in adults with refractory or unexplained chronic cough: a qualitative interview study.

ABSTRACT:

Background

Chronic cough, a cough lasting >8 weeks, includes refractory chronic cough (RCC) and unexplained chronic cough (UCC). Patient-reported outcome (PRO) measures are needed to better understand chronic cough impacts that matter most to patients. The 19-item Leicester Cough Questionnaire (LCQ), an existing PRO measure of chronic cough, assesses impacts of cough across physical, psychological, and social domains. However, the content validity of the LCQ evaluating these concepts in patients with RCC/UCC had not been established.

Objectives

To evaluate the content validity of the LCQ in patients with RCC/UCC.

Design

A cross-sectional, qualitative interview study.

Methods

First, previously completed qualitative interview results in adults with RCC/UCC (N<

SUBMITTER: Martin Nguyen A 

PROVIDER: S-EPMC11378222 | biostudies-literature | 2024 Jan-Dec

REPOSITORIES: biostudies-literature