Table 3.
Asthma Severity Characteristics of Subjects (N = 28)
| N (%) or Mean ± SD | |
|---|---|
| Number on inhaled corticosteroids | 28 (100) |
| Daily ICS dose (beclomethasone equivalent) | 2,580 ± 228 mcg |
| Number requiring oral steroids in previous 6 mo | 23 (82) |
| Currently on oral steroids | 10 (36%) |
| Days on oral steroids/last 6 mo | 64.53 ± 74.84 |
| Number requiring hospitalization for acute asthma in previous 6 mo | 11 (39) |
| Number requiring more than 2 rescue doses of albuterol in previous week | 7 (26)* |
| Number reporting at least 1 nocturnal awakening due to asthma in previous week | 18 (64) |
| Individuals ever requiring intubation for asthma | 6 (21%) |
| Absolute FEV1/FVC at time of interview | 63.64 ± 12.26 |
| FEV1 (% predicted) at time of interview | 64 ± 17.67 |
| Historical absolute FEV1/FVC pre-BD | 57.57 ± 11.61 |
| Historical % predicted FEV1 pre-BD | 54.33 ± 17.27 |
| Historical % predicted FEV1 post-BD | 72.28 ± 17.92 |
*
Data available on 27 subjects.
FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity; BD, bronchodilator; ICS, inhaled corticosteroids.