Relationship between rheumatoid arthritis and pulmonary function measures on spirometry in the UK Biobank

This cross-sectional study evaluated the type and severity of spirometric pulmonary patterns in patients with rheumatoid arthritis, as compared with the general population; data were examined in 350,776 individuals with spirometric data in the UK Biobank, 2,008 of whom had received treatment for rheumatoid arthritis. Spirometric measurements were collected using a Vitalograph Pneumotrac spirometer.