Table 2.
Qualification for venom immunotherapy (VIT) with respect to the results of diagnostic tests
| Bee venom | p | Wasp venom | p | |
|---|---|---|---|---|
| Total | 158 (62%) | – | 106 (50%) | – |
| Severity | <0.001 | <0.001 | ||
| I & II Mueller's grade | 46 (34%) | 21 (17%) | ||
| III & IV Mueller's grade | 112 (95%) | 85 (93%) | ||
| sIgE | <0.001 | <0.001 | ||
| negative | 1 (3%) | 1 (3%) | ||
| positive | 157 (70%) | 105 (59%) | ||
| SPT | 0.046 | 1.000 | ||
| negative | 151 (61%) | 105 (50%) | ||
| positive | 7 (100%) | 1 (33%) | ||
| IDT | <0.001 | <0.001 | ||
| negative | 19 (28%) | 14 (28%) | ||
| positive | 139 (74%) | 92 (57%) | ||
| Number of positive tests | <0.001 | <0.001 | ||
| 0 | 0 (0%) | 0 (0%) | ||
| 1 | 19 (39%) | 15 (31%) | ||
| 2 | 133 (76%) | 90 (62%) | ||
| 3 | 6 (100%) | 1 (50%) | ||
| Distribution of positive results | <0.001∗ | <0.001∗ | ||
| None | 0 (0%) | 0 (0%) | ||
| sIgE only | 18 (43%) | 14 (44%) | ||
| SPT only | 0 (0%) | 0 (0.0%) | ||
| IDT only | 1 (14%) | 1 (7%) | ||
| sIgE & SPT | 1 (100%) | 0 (0%) | ||
| sIgE & IDT | 132 (75) | 90 (62%) | ||
| SPT & IDT | 0 (0%) | 0 (0%) | ||
| sIgE & SPT & IDT | 6 (100%) | 1 (50%) |
Numbers represent absolute count and relative percentage of the children qualified to VIT within a particular venom category as function of positive results in different test types, their cumulative number and their possible configurations respectively. ∗ - test performed for categories with at least 10 cases.
Abbreviations: IDT, intradermal test; sIgE, specific IgE; SPT, skin prick test; VIT, venom immunotherapy