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Figure 1 Logistic regression analysis. The probability of 90 min infarct-related artery TIMI 3 flow adjusted for body weight and infarct artery in patients who never smoked. {diamondsuit} = t-PA, right or circumflex coronary artery. {blacktriangleup} = t-PA, left anterior descending coronary artery. {lozenge} = streptokinase regimen, right or circumflex coronary artery. {Delta} = streptokinase regimen, left anterior descending coronary artery.