Journal of the American College of Cardiology
Volume 51, Issue 12, March 2008 DOI: 10.1016/j.jacc.2007.10.058
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Mitral Surgery and Embolism

Thromboembolic Complications After Surgical Correction of Mitral Regurgitation
Incidence, Predictors, and Clinical Implications

Antonio Russo, Francesco Grigioni, Jean-François Avierinos, William K. Freeman, Rakesh Suri, Hector Michelena, Robert Brown, Thoralf M. Sundt and Maurice Enriquez-Sarano

Table 3

Table 3

First Ischemic Stroke Risk After MR Surgery Expressed as Risk Ratio to Expected First Ischemic Stroke Rates in the Population

Follow-Up
GroupEntire<30 Days PO≥30 Days PO30–180 Days PO>180 Days PO
Overall series
 Risk ratio2.1411.72.91.6
 95% CI1.8–2.526–601.4–2.11.4–5.31.3–1.9
 p value⁎<0.001<0.001
MRep
 Risk ratio1.6311.32.11.2
 95% CI1.3–2.116–530.97–1.70.7–4.80.9–1.6
 p value⁎<0.001<0.001
MVRm
 Risk ratio5.1434.810.44.3
 95% CI3.7–6.99–1263.4–6.52.8–273–5.9
 p value⁎<0.001<0.001
MVRb
 Risk ratio1.7720.981.50.9
 95% CI1.1–2.633–1370.5–1.70.1–8.50.5–1.6
 p value⁎0.01<0.001

CI = confidence interval; other abbreviations as in Table 1.

  • ↵⁎ p value applies to the comparison between observed and expected rates of first ischemic stroke.

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