Use of Venipuncture Blood Sample for INR Testing on a Point of Care Machine.
Dhami M, Bulgaru A, Jagathambal K, Kapur D, Norris F, Slater D, Cavanaugh J. Use of Venipuncture Blood Sample for INR Testing on a Point of Care Machine. Blood 2005, 106: 4159. DOI: 10.1182/blood.v106.11.4159.4159.Peer-Reviewed Original ResearchInternational normalized ratioVenipuncture blood sampleINR testingPOC machineBlood samplesWarfarin therapyLong-term oral anticoagulationPOC INR testingSame dayFingerstick blood samplesProcedure of choiceSodium citrate tubesRegression analysisSame blood sampleAdditional laboratory testingOral anticoagulationINR monitoringDose modificationMost patientsAntecubital veinNormalized ratioBlood drawOncology practicePatientsVenipuncture samples