aPTT = activated partial thromboplastin time. Baseline prothrombin time (PT) and activated partial thromboplastin time (aPTT) status of patients who died within 30 days in group with consistently ...

Results: A total of 2321 paired values from 539 patients were studied; 42% of data pairs had a high aPTT value relative to the anti-Xa value. Patients with elevated baseline prothrombin time ...