Issue link: https://hi.iaq.net/i/675987
7 TABLE 4. Seasonal outdoor airborne fungal concentrations Organism(s) Spring (n = 52) Summer (n = 101) Fall (n = 46) Winter (n = 32) Frequency of Occurrence Concentration (CFU/m 3 ) Frequency of Occurrence Concentration (CFU/m 3 ) Frequency of Occurrence Concentration (CFU/m 3 ) Frequency of Occurrence Concentration (CFU/m 3 ) Mean 95 th Percentile Mean 95 th Percentile Mean 95 th Percentile Mean 95 th Percentile Acremonium 3.8 0.46 ND 1.0 0.12 ND 4.4 1.31 ND 3.2 0.39 ND Alternaria 13.5 1.85 12 72.3 18.69 59 28.9 6.87 33 3.2 0.39 ND Aspergillus sp. 40.4 10.31 40 63.4 14.28 47 55.6 18.42 45 38.7 7.29 30 Aureobasidium 15.4 2.77 24 15.8 3.77 12 33.3 5.38 24 3.2 0.39 ND Basidiomycetes 61.5 100.2 597 46.5 30.85 118 53.3 38.67 158 38.7 38.45 106 Cladosporium 63.5 30.62 122 99.0 153.5 424 95.6 240.8 757 58.1 20.77 85 Curvularia 3.8 0.46 ND 10.9 0.93 7 11.1 1.33 12 0.0 ND ND Epicoccum 1.9 0.23 ND 23.8 3.00 14 15.6 3.42 24 6.5 1.16 6 Fusarium 1.9 0.23 ND 11.9 1.37 7 15.6 3.60 22 6.5 1.16 6 Hyalodendron 5.8 3.85 5 3.0 0.21 ND 0.0 ND ND 0.0 ND ND Non- sporulating 30.8 6.29 35 33.7 5.48 24 57.8 7.33 12 25.8 5.00 24 Paecilomyces 0.0 ND ND 8.9 0.86 7 8.9 1.07 12 0.0 ND ND Penicillium sp. 55.8 26.79 63 86.1 39.81 107 84.4 49.27 146 54.8 14.94 65 Rhodotorula 21.2 4.04 24 9.9 3.16 14 22.2 3.20 12 19.4 5.00 30 Stachybotrys 0.0 ND ND 1.0 0.12 ND 0.0 ND ND 3.2 0.39 ND Trichoderma 1.9 0.23 ND 5.9 0.61 7 6.7 0.80 10 0.0 ND ND Tritirachium 1.9 0.13 ND 4.0 1.24 ND 17.8 5.27 24 0.0 ND ND Yeasts 38.5 9.83 35 32.7 5.75 35 42.2 9.29 35 35.5 7.68 30 ND = None Detected (<7 CFU/m 3 )