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Reopening blocked coronary arteries with CABG instead of percutaneous coronary intervention (PCI) is associated with a greater risk of stroke up to about 1 year after the procedure, a meta-analysis showed.

In pooled results of randomized trials, the 30-day rate of stroke was 1.2 percent after CABG and 0.34 percent after PCI (OR 2.94, 95 percent CI 1.69 to 5.09), according to Gregg Stone, MD, of Columbia University in New York City, and colleagues.

That difference was sustained at a median follow-up of 12.1 months (1.83 percent versus 0.99 percent; OR 1.67, 95 percent CI 1.09 to 2.56), the researchers reported in the Aug. 28 issue of the Journal of the American College of Cardiology.

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