Table 2. Total and dust-mite specific IgE n serum and sputum in patients with allergic asthma, non-allergic asthma, and healthy controls.
| VARIABLE | NONALLERGIC ASTHMA (N = 21) | ALLERGIC ASTHMA (N = 35) | HEALTHY CONTROLS (N = 9) | p |
|---|---|---|---|---|
| High quality induced sputum (%)* | 61.9% | 69.7% | 44% | 0.294 |
| Total IgE (KU/L) in serum, median (IQR) | 55.5 (177.93) | 233.5 (368.25) | 14.25 (38.30) | <0.0001 |
| Total IgE (KU/L) in serum, average range | 423.85 | 1702.3 | 87.78 | |
| Der p-specific IgE (KU/L) in serum, median (IQR) | 0.01 (0.03) | 15.45 (32.68) | 0.02 (0.04) | <0.0001 |
| Der p-specific IgE (KU/L) in serum, average range | 0.08 | 99.97 | 0.10 | |
| Total IgE (kU/L) in sputum, median (IQR) | 2.69 (4.55) | 4.5 (2.18) | 3.16 (1.41) | 0.188 |
| Total IgE (kU/L) in sputum, average range | 8.11 | 7.45 | 4.12 | |
| Der p-specific IgE in sputum (kU/L), median (IQR) | 0.055 (0.03) | 0.095 (0.09) | 0.06 (0.02) | <0.0001 |
| Der p-specific IgE in sputum (kU/L), average range | 0.04 | 0.54 | 0.05 |
*High quality defined as > 40% viability, <20% epithelial cells, > 1x106 cells