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"Variable Name","Variable ID","Variable Description",Version,"dbGaP Mapping" PX910502_Quantitive_Factor_Eight_Clotting_Bethesda_Assay_Nijmegen_Modification_One,PX910502030000,"Were appropriate assays and instruments to perform the Bethesda assay with Nijmegen modification using the one-stage clotting factor assay chosen?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Individual_Centrifuge_Validated,PX910502021003,"Was the centrifuge validated so that process results in less than 10,000 platelets/microliter?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Individual_Frozen_Immediately,PX910502021004,"Were centrifuged samples frozen immedietely and stored at -20C for 2 weeks?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Individual_Transferred_Storage,PX910502021005,"Were samples transferred to <-70C for longer storage, including shipment?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Individual_Whole_Blood_Assayed,PX910502021002,"Were samples assayed within 4 hours of collection?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Individual_Whole_Blood_PPP,PX910502021001,"Were whole blood samples processed to platelet poor plasma (PPP) within 1 hour of collection?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Interpretation_Results,PX910502040000,"Was a result of >= 0.6 Bethesda Units (BU) per mL on two or more separate assays over a 1-4 week period achieved?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Collection,PX910502010100,"Were the sample collection procedures outlined in Lippi et al. (2012) to ensure quality specimens for coagulation testing followed?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing,PX910502020100,"Were the sample collection procedures outlined in Adcock Funk et al. (2012) followed?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Capped_Room_Temp,PX910502020200,"Did unprocessed or processed sodium citrate samples remain capped and at room temperature until testing?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Not_Agitated,PX910502020500,"Were samples agitated during transportation to avoid remixing of components?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Not_Refrigerated_Stored,PX910502020300,"Were samples refrigerated or stored on ice or in an ice bath?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Not_Transported_Vertically,PX910502020400,"Were samples transported vertically?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Plasma_Processed_Centrifugation,PX910502020900,"Were samples transported and stored as plasma processed by centrifugation and aliquoting into a second tube?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Transported_Stored,PX910502020600,"Were procedures for samples transportation and storage followed?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Unprocessed_Sodium_Citrate,PX910502020700,"Were samples transported and stored as unprocessed sodium citrate whole blood samples?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Clotting_Sample_Processing_Whole_Blood_Centrifuged,PX910502020800,"Were samples transported and stored as whole blood samples centrifuged and maintained in sodium citrate tubes?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Individual_Discard_Tube,PX910502010202,"Was a discard tube drawn?",0,https://www.phenxtoolkit.org/protocols/view/910502 PX910502_Quantitive_Factor_Eight_Individual_Winged_Butterfly,PX910502010201,"Was a winged butterfly collection system used?",0,https://www.phenxtoolkit.org/protocols/view/910502