Table 3 Clinical and Demographic Characteristics of a Sample of 557 Patients With Severe Asthma Followed-Up for 1 Year in ProAR (Program for Control of Asma in Bahia, Brazil)
From: The Impact of a Program for Control of Asthma in a Low-Income Setting
Female gender (%) | 438 (78) |
Age (years) | 49 (38-59) |
Body mass index > 35 (%) | 43 (10) |
Illiterate patients (%) | 60 (14) |
Smoking history > 10 pack years (%) | 68 (12) |
Rhinitis diagnosis (%) | Â |
   No rhinitis | 82 (15) |
   Mild | 299 (54) |
   Moderate to severe | 176 (31) |
Age at first asthma symptoms (years) | 13 (5-29) |
Duration of asthma symptoms (years) | 28 (17-47) |
Inhaled corticosteroid for asthma ≥ 800 mcg/d (%) | 470 (84) |
Any emergency room visit in the year of follow up (%) | 265 (47) |
Positive skin prick test (%) | 231 (56) |
FEV1 prebronchodilator at last study visit (% predict) | 68 (54-82) |
FVC prebronchodilator at last study visit (% predict) | 91 (81-102) |