Table 3.
Univariate analysis of clinical characteristics between confirmed BL allergic and non-allergic patients in Chinese cohort.
| All patients (n = 100) | BL non-allergic (n = 86) | BL allergic (n = 14) | p-value | |
|---|---|---|---|---|
| Age (years, mean ± SD) | 57 ± 15.1 | 56 ± 15.2 | 61 ± 12.6 | 0.30 |
| Female gender | 68 (68.0%) | 59 (68.6%) | 9 (64.3%) | 0.75 |
| History of spontaneous urticaria | 18 (18.0%) | 18 (20.9%) | 0 | 0.06 * |
| Presence of concomitant drug allergy labels | 63 (63.0%) | 53 (61.6%) | 10 (71.4%) | 0.48 |
| Presenting manifestation | ||||
| Rash/Urticaria | 87 (87.0%) | 73 (84.9%) | 14 (100.0%) | 0.12 |
| Angioedema | 9 (9.0%) | 8 (9.3%) | 1 (7.1%) | 0.79 |
| Anaphylaxis | 2 (2.0%) | 1 (1.2%) | 1 (7.1%) | 0.14 |
| Gastrointestinal involvement | 1 (1.0%) | 1 (1.2%) | 0 | 0.69 |
| Unknown/other | 20 (20.0%) | 19 (22.1%) | 1 (7.1%) | 0.20 |
| Duration since index reaction | ||||
| More than one year | 77 (77.0%) | 70 (81.4%) | 7 (50.0%) | 0.01 * |
* = p values < 0.10 and included in subsequent multivariate analysis (see Supplementary Table 1).