Chronic Respiratory Questionnaire Self-Administered Standardized Format

**Semantic type:** Intellectual Product

**Definition:** A standardized rating scale developed by Schunemann et al in 2003, which is a self-administered instrument used to measure the health-related quality of life (HRQL) in patients with chronic airflow limitation.

**Synonyms:** - CRQ-SAS - Chronic Respiratory Questionnaire Self-Administered Standardized Format (CRQ-SAS)