Background Canada experienced two distinct waves of pandemic (H1N1) influenza during
the 2009 pandemic, one in the spring and the second in early fall 2009. We compared the …

Background: We describe the disease characteristics and outcomes, including risk factors
for admission to intensive care unit (ICU) and death, of all patients in Canada admitted to …

Please cite this paper as: Gilca et al.(2011) Risk Factors for Hospitalization and Severe
Outcomes of 2009 Pandemic H1N1 Influenza in Quebec, Canada. Influenza and Other …

Background: In the context of 2009 pandemic influenza (H1N1) virus infection (pandemic
H1N1 influenza), identifying correlates of the severity of disease is critical to guiding the …

Background. Wisconsin was severely affected by pandemic waves of 2009 influenza A
H1N1 infection during the period 15 April through 30 August 2009 (wave 1) and 31 August …

Uncertainties exist regarding the population risks of hospitalization due to pandemic
influenza A (H1N1). Understanding these risks is important for patients, clinicians and policy …

Background The fatality attributed to pandemic influenza A H1N1 was not clear in the
literature. We described the predictors for fatality related to pandemic influenza A H1N1 …

Background. There are limited data comparing the clinical presentations, comorbidities, and
outcomes of patients with infections due to seasonal influenza with patients with infections …

We sought to systematically review the published literature describing the epidemiological
aspects of the first wave of pandemic A (H1N1) 2009 influenza in the Southern Hemisphere …

We compared confirmed pandemic (H1N1) 2009 influenza and seasonal influenza
diagnosed in Western Australia during the 2009 influenza season. From 3,178 eligible …