Simplified calibration of prothrombin time assays.
The calibration of prothrombin time (PT) assays was studied. A simple calibration between pooled normal plasma and pooled stable plasma was as satisfactory as more complex calibration methods based on linear or orthogonal regression between log clotting times of abnormal and/or normal plasmas.
Medical Department B, Haukeland University Hospital, Bergen, Norway.
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Talstad
D001777:Blood Coagulation / Q000187:drug effects; D002138:Calibration; D006801:Humans; D011517:Prothrombin Time; D011933:Reagent Kits, Diagnostic; D012015:Reference Standards; D012044:Regression Analysis; D014859:Warfarin / Q000494:pharmacology
D011933:Reagent Kits, Diagnostic; D014859:Warfarin