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Figure 3 Echo Wall Motion Changes

Change in wall motion score index of the infarct zone at 3 months in patients assigned to undergo percutaneous coronary intervention with or without hyperoxemic reperfusion (intent-to-treat analysis). Results are shown for the overall study group and patients with anterior acute myocardial infarction (MI) <6 h. AO = aqueous oxygen group; RWM = regional wall motion.