Table 1. General characteristics of the patients with asthma in the present study.a .
| Variable | N = 198 |
|---|---|
| Gender | |
| Female | 162 (81.8) |
| Male | 36 (18.2) |
| Age, yearsb | 56.2 ± 14.8 |
| Menopause | 115 (71) |
| Race | |
| White | 150 (75.3) |
| Non-White | 48 (24.2) |
| Age at diagnosis, yearsc | 20.5 (44) |
| Smoking status | |
| Never smoker | 138 (69.7) |
| Former smoker | 60 (30.3) |
| GINA asthma severity classification | |
| Mild | 23 (11.6) |
| Moderate | 31 (15.7) |
| Severe | 144 (72.7) |
| GINA asthma control | |
| Well-controlled | 52 (26.3) |
| Partly controlled | 28 (14.1) |
| Uncontrolled | 118 (59.6) |
| BMI, kg/m2b | 29.6 ± 5.7 |
| Nutritional status | |
| Normal weight | 43 (21.7) |
| Overweight | 72 (36.4) |
| Obesity | 83 (41.9) |
| Pre-bronchodilator lung functionb | |
| FVC, L | 2.5 ± 0.9 |
| FVC, % predicted | 81.2 ± 21.3 |
| FEV1, L | 1.7 ± 0.7 |
| FEV1, % predicted | 68.2 ± 22.2 |
| FEV1/FVC, % predicted | 82.1 ± 13.0 |
GINA: Global Initiative for Asthma; and BMI: body mass index. aData expressed as n (%), except where otherwise indicated. bData expressed as mean ± SD. cData expressed as median (interquartile range).