Study: Extra weight may help patients survive surgery

November 22, 2011

Researchers at the University of Virginia examined data on nearly 190,000 surgeries in 2005 and 2006; 3,200 of those people died in the month following their surgery.

Researchers say patients who had a normal or low body mass indexes were more likely to die than patients with a higher BMI. They were unable to explain why thinner people had higher death rates following surgery.

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