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Figure 1 Subgroup analysis of difference of cost between pre-hospital thrombolysis (PHT) and primary coronary intervention (PCI), according to the baseline presentation, the presence of an immediate or emergent revascularization, the occurrence of a major cardiac event (composite of death, myocardial infarction [MI], or stroke) or bleeding. White bars = PHT group; black bars = PCI group. For a global risk alpha = 5%, the significance level for each analysis was p < 0.0086. SBP = systolic blood pressure.
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