Asthma and severity of the 2009 novel H1N1 influenza: a case-control study

  title={Asthma and severity of the 2009 novel H1N1 influenza: a case-control study},
  author={Y. Park and Changhwan Kim and Y. Hwang and Chang Lyul Lee and W. Lee and H. Park and Jin Won Heo and H. Lee and J. Cho and Yong-Soo Kwon and J. Jung and Y. Juhn and B. Yawn and K. Bailey and K. Yoo},
  journal={Journal of Asthma},
  pages={69 - 74}
Abstract Objective: Previous studies reported that the most common chronic condition found among hospitalized patients due to the novel 2009 H1N1 influenza was asthma. However, these studies did not include a concurrent control group. Thus, we investigated the association of asthma status and severity of H1N1 influenza in adults. Methods: The study was designed as a multi-site case-control study. Cases were patients who had positive PCR for H1N1 influenza and were admitted to the ICU or general… Expand
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