Table 4

Final logistic regression model for identification of environmental factors associated with a positive diagnosis of Aspergillus species in air samples during the second 12-month period: May 16, 2013 to May 8, 2014

VariableCategoryAdjusted OR95% CIP value
InfrastructureIndoor with HEPA and other infection control measures
Indoor without HEPA and other infection control measures
Outdoor

5.19
3.79

2.44 to 11.02
1.80 to 8.01

<0.01
<0.01
Warm monthsNo
Yes

0.70

0.45 to 1.10

0.11
  • Hosmer-Lemeshow statistic=0.49; df=3; P=0.92.

  • HEPA, high-efficiency particulate air filtration system.