Table 1: Comparison of allergens and classes of three MAST assays.

RIDA Allergy ScreenMAST OptigenPolycheck Allergy

Inhalant allergens included in common Soy bean, Milk, Egg White, Crab, Shrimp, Peach, Acacia, Ash mix, Birch-alder mix, Sallow willow, Hazelnut, Cedar Japanese, Oak white, Sycamore mix, Bermuda grass, Orchard grass, Timothy grass, Rye Cultbatd, Goldenrod, Pigweed, Russian thistle, Dandelion, Mugwort, Ragweed short, Alternaria, Aspergillus, Cladosporium, Penicillium, Cat, Dog, Cockroach Mix, House dust, D. farinae, D. pteronyssinus

Inhalant allergens included only in each reagentSweet vernal grass, Reed, Pine, Ox-eye-daisyCottonwood EastRedtop, Lilac, Fescue meadow, Latex, Tyrophagus putrescentiae, Ox-eye-daisy

Food allergens included in common Soy beans, Milk, cheese, Egg white, Crab, Shrimp, Tuna, Codfish, Salmon, Pork, Chicken, Beef, Citrus mix, Wheat flour, Rice, Barley meal, Garlic, Peanut, Yeast bakers, Birch-Alder mix, Oak white, Rye, Mugwort, Ragweed short, Alternaria, Cat, Dog, Cockroach mix, House dust, D. farinae, D. pteronyssinus, Buckwheat meal

Food allergens included only in each reagentAspergillus, Cladosporium, Onion, Acarus siro, Tomato, Candida albicansTomato, Timothy grass pollen, Cacao, Mackerel, Potato, Sweet chestnut

Class 00.0–0.340–260.0–0.34
 10.35–0.6927–650.35–0.69
 20.7–3.4966–1420.7–3.49
 33.5–17.49143–2423.5–17.49
 417.5–49.99>24217.5–49.99
 550.00–99.9950.00–99.99
 6>100>100
UnitIU/mLLUskU/L