Fig. 5From: Airborne protein concentration: a key metric for type 1 allergy risk assessment—in home measurement challenges and considerationsComparison of measurable (above the LoD) mite allergen airborne concentrations in lounges with carpets and those with solid flooring (Respective carpet and solid flooring sample sizes (n) were 3 and 3 for Der p1) Statistical analysis (T-test unpaired 2 t-tailed) comparing carpet and solid flooring measurable values gave a P-value of 0.152 for Der p 1. ND = not detected above the LODBack to article page