Table 2.

Cross-Tabulation of APT and Specific IgE to House Dust Mite D. pteronyssinus, Results of a Multicenter Study[57]

APT 48-h Results in Adult Patients for House Dust Mite D. pteronyssinus	sIgE Negative	sIgE Positive	Total
APT negative	49	29	78
APT positive	13	60	73
Total	62	89	151