Comparison of Three Multiple Allergen Simultaneous Tests: RIDA Allergy Screen, MAST Optigen, and Polycheck Allergy

Table 3

Antigen panels with discrepant results among three MAST assays.

RIDA	MAST Optigen	Polycheck	Antigen panel*
Inhalant panel
+	+	−	Rye cultbatd, Cockroach mix, Birch-alder mix, Orchard grass, Timothy grass, Goldenrod, Dandelion, Mugwort
+	−	−	Sycamore mix (4), Goldenrod
−	+	+	House dust (4), D. farinae
−	+	−	Peach (5), Pigweed (4), Mugwort (3), Dandelion, Cockroach Mix, Milk, Crab, Birch-alder mix,
−	−	+	Hazelnut
+	NT	−	Ox-eye-daisy (4)
Food panel
+	+	−	Beef (3), Milk
+	−	−	Alternaria, Pork
−	+	+	Peanut, Soy beans, Birch-alder mix, Yeast bakers, Cat
−	+	−	Cheese
−	−	+	House dust (4)

RIDA: RIDA Allergy Screen, Polycheck: Polycheck Allergy. NT: not tested. *Antigen panels with ≥2 discrepant samples were shown. Number of samples was shown in parenthesis when it was ≥3.