research article
oaioai:doaj.org/article:66e6e26b04304eea902b11a52a9e3371

A Systematic Overview of the Measurement Properties of the Chronic Respiratory Questionnaire

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Publication date
1 January 1997
Publisher
Wiley
Doi

    Abstract

    BACKGROUND: Assessment of health-related quality of life (HRQL) of patients with chronic lung disease has become an important aspect of many clinical investigations. The authors examined the measurement properties of a disease-specific HRQL questionnaire, the Chronic Respiratory Questionnaire (CRQ), when used by independent investigators in clinical trials and observational studies

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