Figure 4From: Detection of Fungi in Indoor Environments and Fungus-Specific IgE Sensitization in Allergic ChildrenRelationship between use of an air purifier and fungus-specific IgE levels. Mann-Whitney U test was used for statistical evaluation (P = 0.786 for a combination of fungi; P = 0.039 for Alternaria). The dashed line shows the limitation of IgE measurement (0.34 UA/ml).Back to article page