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. Author manuscript; available in PMC: 2022 Oct 1.
Published in final edited form as: J Allergy Clin Immunol Pract. 2021 Jun 24;9(10):3735–3743. doi: 10.1016/j.jaip.2021.06.014

Table I.

Food allergens detected in elementary school table wipes and floor dust.

Table Wipe Samples (N=103) Floor Dust Samples (N=98)
Allergen Levels (ng/mL) Allergen Levels (μg/g)
Allergen by Component Detectable, % (N) 25th Percentile Median 75th Percentile Detectable, % (N) 25th Percentile Median 75th Percentile
Milk Bos d 5 100% (103) 5.0 53.3 306.7 100% (98) 3.6 11.6 30.7
Peanut Ara h 3 87.4% (90) 0.11 0.31 0.75 48.0% (47) ND ND 0.058
Ara h 6 100% (103) 0.13 0.28 0.55 90.8% (89) 0.011 0.024 0.069
Cashew Ana o 3 98.1%(101) 0.06 0.10 0.20 65.3% (64) ND 0.008 0.019
Hazelnut Cor a 9 22.3% (23) ND ND ND 33.7% (33) ND ND 0.008
Egg Gal d 1 55.3% (57) ND 1.15 2.87 75.6% (74) 0.23 0.50 1.17
Gal d 2 73.8% (76) ND 0.14 0.45 100% (98) 0.73 1.97 4.80

ND=Not detectable (value below lower limit of detection).