Early estimates of impact of H1N1 pandemic

Compared to seasonal influenza, the H1N1 virus is slightly more virulent (case fatality 0.4%), and much more transmittable (and clinical attack rates in children are twice that seen in adults). However, compared to past pandemics it is much less virulent (slightly less than 1957, but much less than 1918), but similarly transmittable (website).

Danielle Scheurer

Dr. Scheurer is a clinical hospitalist and the Medical Director of Quality and Safety at the Medical University of South Carolina in Charleston, South Carolina, and is Assistant Professor of Medicine. She is a graduate of the University of Tennessee College of Medicine, completed her residency at Duke University, and completed her Masters in Clinical Research at the Medical University of South Carolina. She also serves as the Web Editor and Physician Advisor for the Society of Hospital Medicine.

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