By vgreene, 17 June, 2015 Any of Sx SABA use every day or more than once day or sx 1 night wk or some activity limits or FEV1 80 or FEV1 FVC 80
By vgreene, 17 June, 2015 Severe persistent Any of Sx SABA use throughout day or sx 7 nights wk or extreme activity limits or FEV1
By vgreene, 17 June, 2015 Moderate persistent All of Sx SABA use not throughout day sx not every night no extreme activity limits FEV1 60 FEV1 FVC 75
By vgreene, 17 June, 2015 All of Sx SABA use not every day not more than once day sx 4 nights mo no minor activity limits FEV1 80 FEV1 FVC 80
By vgreene, 17 June, 2015 Mild persistent Any of Sx SABA use 2 days wk or sx 3 4 nights mo or minor activity limits or FEV1 FVC 85 or 2 exac yr requiring PO IV steroids
By vgreene, 17 June, 2015 Intermittent All of Sx SABA use 2 days wk sx 2 nights mo no activity limits FEV1 FVC 85 1 exac yr requiring PO IV steroids