Severity of airflow obstruction GOLD 1 mild FEV1 80 predicted GOLD 2 mod FEV1 50 to

By rray, 8 February, 2024
Detail (Long)
<b>Severity of airflow obstruction</b> (GOLD 1/mild: FEV<sub>1</sub> ≥80% predicted; GOLD 2/mod: FEV<sub>1</sub> 50% to <80% predicted; GOLD 3/severe: FEV<sub>1</sub> 30% to <50% predicted; GOLD 4/very severe: FEV<sub>1</sub> <30% predicted).