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Risk factors for developing chronic thromboembolic pulmonary hypertension on univariate analysis. OR, odds ratio; CI, confidence interval; BP, blood pressure; HR, heart rate; CK-MB, creatine kinase MB fraction; BNP, brain natriuretic peptide; RV, right ventricular; LV, left ventricular; PT, prothrombin time; INR, international normalized ratio; APE, acute pulmonary embolism.
