Table 2.
Proportion of tests with discordant results between sIgE and skin reactivity to D. pteronyssinus, bee- and wasp-venom in low- and high-SES schoolchildren
| D. pteronyssinus | Bee-venom | Wasp-venom | |
|---|---|---|---|
| a Proportion of sIgE negative among SPT positive schoolchildren | |||
| All, n/N (%) | 5/30 (16.7) | 27/41 (65.9) | 26/39 (66.7) |
| Low-SES, n/N (%) | 1/7 (14.3) | 4/9 (44.4) | 2/9 (22.2) |
| High-SES, n/N (%) | 4/23 (17.4) | 23/32 (71.9) | 24/30 (80.0) |
|
| |||
| b Proportion of SPT negative among sIgE positive schoolchildren | |||
| All, n/N (%) | 36/61 (59.0) | 37/51 (72.6) | 44/57 (77.2) |
| Low-SES, n/N (%) | 21/27 (77.8) | 27/32 (84.4) | 31/38 (81.6) |
| High-SES, n/N (%) | 15/34 (44.1) | 10/19 (52.6) | 13/19 (68.4) |
Data presented as (a) percentage of sIgE negative (n) among sIgE positive schoolchildren (N) and (b) percentage of SPT negative (n) among sIgE positive (N) schoolchildren. SPT, skin prick test; SES, socioeconomic status; Vespula spp.