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Figure 5 "Survival Curves" (on the Basis of Time to Cardiac Death) for Patients Without Recent Angiography

Mantel-Haenszel (log-rank) test for differences between 2 survival curves; chi-square = 4.5, hazard ratio = 0.4, 95% CI 0.17 to 0.96, p = 0.035. PET = positron emission tomography.