Map 3.. Aortic and Mitral Valve Replacement.

Map 3.Aortic and Mitral Valve Replacement

In 32 hospital referral regions, rates of aortic and mitral valve replacement were at least 30% higher than the United States average of 1.4 per 1,000 Medicare enrollees. In 38 hospital referral regions, rates were more than 25% lower than the national average.

From: Cardiac Surgery

Cover of Cardiac Surgery
Cardiac Surgery [Internet].
Wennberg JE, Cooper MMA.
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