Table 5. Association of inhaled corticosteroid usage with clinical parameters, airway responsiveness indices and HRQL scores.
| Asthmatics currently on inhaled corticosteroid | Asthmatics currently not on inhaled corticosteroid | P value | |
| (n = 19) | (n = 27) | ||
| Age, yrs | 61.0±9.6 | 60.1±11.9 | 0.798 |
| Yrs since diagnosis | 25.5±6.2 | 24.2±8.7 | 0.612 |
| Yrs since last exposure | 14.7±11.1 | 15.0±9.9 | 0.194 |
| Score | 3.7±1.5 | 2.4±1.7 | 0.013 |
| PC20 (mg/ml) | 4.8±6.3 | 7.4±6.7 | 0.194 |
| BRI | 1.3±0.1 | 1.2±0.1 | 0.317 |
| Physical functioning | 60.5±28.2 | 88.3±10.8 | 0.0005 |
| Physical health | 46.1±47.3 | 48.1±46.5 | 0.882 |
| Emotional problem | 35.1±47.8 | 60.5±47.2 | 0.080 |
| Energy/fatigue | 44.7±9.4 | 49.1±17.3 | 0.325 |
| Emotional well-being | 39.8±9.1 | 38.7±6.7 | 0.633 |
| Social functioning | 57.8±9.0 | 58.4±2.9 | 0.721 |
| Bodily pain | 70.4±29.2 | 75.0±26.6 | 0.582 |
| General health | 60.5±8.6 | 63.6±8.1 | 0.231 |
| SF 36 total score | 51.9±16.5 | 60.2±13.3 | 0.064 |
Note: *The values are given as the mean ± the standard deviation.