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Volume 23, Number 11—November 2017

Research

Weather-Dependent Risk for Legionnaires’ Disease, United States

Jacob E. Simmering, Linnea A. Polgreen, Douglas B. Hornick, Daniel K. Sewell, and Philip M. PolgreenComments to Author 
Author affiliations: The University of Iowa, Iowa City, Iowa, USA

Main Article

Table 5

Odds ratios for Legionnaires’ disease based on the interaction between average monthly temperature and average monthly relative humidity, United States, 1998–2011*

Relative humidity, %
Average monthly temperature, °F
<60
60–80
>80
0–50 1.00 0.55 1.57
50.1–55.0 0.85 0.77 0.00
55.1–60.0 0.58 0.49 0.00
60.1–65.0 0.66 0.78 1.28
65.1–70.0 0.79 0.98 0.77
70.1–75.0 0.80 1.29 0.48
75.1–80.0 0.76 1.37 1.09
80.1–100.0 0.65 1.70 0.00

*Estimated from the multivariable logit model shown in Table 4.The analysis comprised data from 26 states: Arizona, Arkansas, California, Colorado, Connecticut, Illinois, Iowa, Kentucky, Maryland, Massachusetts, Mississippi, Missouri, Montana, Nevada, New Hampshire, New Jersey, New York, North Carolina, Oregon, Pennsylvania, Rhode Island, Utah, Vermont, Virginia, Washington, Wisconsin.

Main Article

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