Table 2.
Patient characteristics (percentage or standard deviation in parentheses)
| Number of patients | Total | Wasp venom allergy | Honeybee venom allergy |
|---|---|---|---|
| 480 | 330 | 150 | |
| Sex | |||
| Female | 237 (49.4%) | 163 (49.4%) | 74 (49.3%) |
| Male | 243 (50.6%) | 167 (50.6%) | 76 (50.7%) |
| Age (years) | |||
| Mean | 41.6 | 42.5 | 39.3 |
| Range | 6–76 | 6–76 | 9–69 |
| Severity of the allergic reaction | |||
| Grade I | 10 (2.1%) | 4 (1.2%) | 6 (4.0%) |
| Grade II | 33 (6.9%) | 23 (7.0%) | 10 (6.7%) |
| Grade III | 256 (53.3%) | 171 (51.8%) | 85 (56.7%) |
| Grade IV | 180 (37.5%) | 131 (39.7%) | 49 (32.7%) |
| Latency time (min) | |||
| Mean | 13.0 (± 14.9) | 12.4 (± 13.5) | 14.7 (± 17.9) |
| Cutaneous symptoms | |||
| Yes | 326 (67.9%) | 224 (67.9%) | 102 (68.0%) |
| No | 99 (20.6%) | 70 (21.2%) | 29 (19.3%) |
| Missing | 55 (11.5%) | 36 (10.9%) | 19 (12.7%) |
| Mean sIgE (kU/l) | |||
| To honeybee venom (i1) | 6.07 (± 15.5) | 1.45 (± 5.5) | 17.31 (± 23.9) |
| To rApi m 1 | 2.30 (± 10.2) | 0.11 (± 0.3) | 7.86 (± 18.1) |
| To wasp venom (i3) | 9.13 (± 21.4) | 12.28 (± 24.6) | 1.34 (± 2.8) |
| To rVes v 1 | 5.71 (± 21.0) | 7.59 (± 24.2) | 0.42 (± 1.3) |
| To rVes v 5 | 7.34 (± 18.1) | 9.80 (± 20.7) | 0.77 (± 2.8) |
| BST level | |||
| Measured | 437 | 307 | 130 |
| Normal (< 11.4 µg/l) | 402 (92.0%) | 277 (90.2%) | 125 (96.2%) |
| Elevated (≥ 11.4 µg/l) | 35 (8.0%) | 30 (9.8%) | 5 (3.8%) |
| Intracutaneous test | |||
| Performed | 428 | 300 | 128 |
| 0.00001 µg/ml | 66 (15.4%) | 40 (13.3%) | 26 (20.3%) |
| 0.0001 µg/ml | 3 (0.7%) | 3 (1.0%) | 0 (0.0%) |
| 0.001 µg/ml | 69 (16.1%) | 52 (17.3%) | 17 (13.3%) |
| 0.01 µg/ml | 150 (35.0%) | 111 (37.0%) | 39 (30.5%) |
| 0.1 µg/ml | 98 (22.9%) | 70 (23.3%) | 28 (21.9%) |
| 1 µg/ml | 35 (8.2%) | 22 (7.3%) | 13 (10.2%) |
| Negative | 7 (1.6%) | 2 (0.7%) | 5 (3.9%) |