Prothrombin time (PT), aPTT, and anti-Xa activity were assayed by STA-R automated coagulation instrument (Evolution, Diagnostic-Stago, Inc.). PT results were determined with Neoplastine CI Plus 10 ...
Background: Both the activated partial thromboplastin time (aPTT ... Patients with elevated baseline prothrombin time/international normalized ratio or aPTT frequently demonstrated ...