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Blood Type May Affect Survival After Heart Bypass, Duke University Medical Center Study  
10/19/2011 8:03:45 AM

How well you fare after coronary artery bypass graft (CABG) surgery may depend on your blood type, a new study finds. Patients with AB blood type are 20 percent less likely to die after heart bypass surgery than those with A, B or O blood types, Duke University Medical Center researchers found. Nearly half the population has type O blood and may be at greater risk for bleeding and blood transfusions after surgery, the researchers said.
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