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. 2014 Apr 1;8(2):136–142. doi: 10.1017/dmp.2014.18

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© Society for Disaster Medicine and Public Health, Inc. 2014

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means subject to acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Rate Ratio (RR) of Ventilator Use During Peak Influenza Outbreaks Compared to the Proportion of Circulating Influenza A/H3N2 Viruses in the Department of Health and Human Services Region 3 During the Same Year in Maryland Residents Older than 64 Years of Age.^aCorrelation coefficient = 0.91, P < .0001.