Table 2.
Baseline characteristics of the 190 patients with asthma-like symptoms enrolled in the present study
| Non-specific respiratory symptoms (n=68) | Asthma (n=122) | Total (n=190) | p | |
|---|---|---|---|---|
| 68 (36%) | 122 (64%) | 190 (100%) | ||
| % females | 57 | 57 | 57 | NS |
| % current hay fever | 41 | 59 | 52 | <0.05 |
| Age [mean (SD)] | 32.5 (13) | 31.9 (13) | 32.1 (13) | NS |
| BMI | 23.4 (3) | 24.2 (5) | 23.9 (4) | NS |
| FEV1 L | 3.8 (0.9) | 3.7 (0.9) | 3.8 (0.9) | NS |
| FEV1 % predicted | 97 (17) | 95 (17) | 95 (17) | NS |
| % FEV1/FVC ratio | 83 (9) | 81 (10) | 81 (10) | NS |
| % with atopy | 44 | 63 | 56 | <0.01 |
| % with AHR methacholine | 47 | 65 | 62 | <0.01 |
| % with AHR mannitol | 16 | 38 | 29 | <0.01 |
| % PEF cutoff>20% | 42 | 39 | 40 | NS |
| % reversibility cutoff>12% | 8 | 13 | 11 | NS |
| ACQ | 0.9 (0.8) | 1.6 (1.0) | 1.3 (1.0) | <0.001 |
| % with ACQ>1.5 | 18 | 48 | 37 | <0.001 |
| MiniAQLQ | 6.1 (0.8) | 5.5 (1.0) | 5.7 (1.0) | <0.001 |
Mean (SD) analyzed with t-test and percentage of column analyzed with X 2-test.