Myocardial infarction classification and its implications on measures of cardiovascular outcomes, quality, and racial/ethnic disparities.

Inhospital mortality was higher among patients in the lower quartile compared to the highest quartile (odds ratio [95% CI]: 1.11 [1.06 to 1.17]), and there was a significant trend toward reduced timely reperfusion among patients in the lower quartiles than those in the higher quartiles. 23 Although the incidence of inhospital mortality among patients who had delayed or no reperfusion was higher than those who underwent timely reperfusion ( P < .001), there was no signifi

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