Research Article

Geographic Distribution of Environmental Relative Moldiness Index Molds in USA Homes

Table 1

Assessment of relationships between mold species concentrations or ERMI-related indices and the longitude and latitude coordinates of the 1083 survey homes. values represent regression coefficients. Those values that are significant are italicized.

MoldsLongitudeLatitude
value value value value

Group 1
Aspergillus flavus2.374 0.0181.437 0.151
Aspergillus fumigatus−0.9850.3251.476 0.140
Aspergillus niger5.152 <0.0014.537<0.001
Aspergillus ochraceus−1.3920.1642.127 0.033
Aspergillus penicillioides1.0190.3080.163 0.871
Aspergillus restrictus1.7050.088−1.271 0.204
Aspergillus sclerotiorum1.5300.126−1.522 0.128
Aspergillus sydowii0.4990.618−1.266 0.205
Aspergillus unguis0.0670.946−0.341 0.733
Aspergillus versicolor2.8010.005−2.1650.030
Aureobasidium pullulans3.217 0.0013.662<0.001
Chaetomium globosum1.2430.2141.087 0.277
Cladosporium sphaerospermum0.8520.394−0.663 0.507
Eurotium group3.332 <0.0014.836 <0.001
Paecilomyces variotii0.6290.529−0.232 0.817
Penicillium brevicompactum2.970 0.0033.289 0.001
Penicillium corylophilum2.104 0.0352.751 0.006
Penicillium crustosum−1.3030.1931.734 0.083
Penicillium purpurogenum−0.0440.965−0.408 0.683
Penicillium spinulosum−1.6070.1081.695 0.090
Penicillium variabile3.0120.003−2.72 0.006
Scopulariopsis brevicaulis−0.4500.6531.019 0.308
Scopulariopsis chartarum−1.8350.0672.647 0.008
Stachybotrys chartarum−3.296<0.0013.192 0.001
Trichoderma viride3.636<0.001−3.413<0.001
Wallemia sebi4.215<0.001−3.720<0.001

Group 2
Acremonium strictum−0.1680.8662.108<0.001
Alternaria alternata−8.768<0.0019.706<0.001
Aspergillus ustus−2.8780.0042.451 0.014
Cladosporium cladosporioides 1−0.4720.6371.952 0.051
Cladosporium cladosporioides 2−8.110<0.0019.179<0.001
Cladosporium herbarum−6.994<0.0018.957<0.001
Epicoccum nigrum0.5100.6101.504 0.133
Mucor group4.648<0.001−3.985<0.001
Penicillium chrysogenum 2−3.456<0.0013.935<0.001
Rhizopus stolonifer−2.7430.0062.659 0.008

ERMI Indices

Sum Logs Group 1−0.3720.7101.067 0.286
Sum Logs Group 2−3.878<0.0015.599<0.001
ERMI2.538 0.011−2.953 0.003