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"Variable Name","Variable ID","Variable Description",Version,"dbGaP Mapping" PX910401_Quantitive_Factor_Nine_Chromogenic_Bethesda_Assay_Nijmegen_Modification_One,PX910401040000,"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/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Interpretation_Results,PX910401050000,"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/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Collection,PX910401010000,"Were the sample collection procedures outlined in Lippi et al. (2012) followed to ensure quality specimens for coagulation testing?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing,PX910401020100,"Were the sample collection procedures outlined in Adcock Funk et al. (2012) followed?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Capped_Room_Temp,PX910401020200,"Did unprocessed or processed sodium citrate samples remain capped and at room temperature until testing?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Not_Agitated,PX910401020500,"Were samples agitated during transportation to avoid remixing of components?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Not_Refrigerated_Stored,PX910401020300,"Were samples refrigerated or stored on ice or in an ice bath?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Not_Transported_Vertically,PX910401020400,"Were samples transported vertically?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Plasma_Processed_Centrifugation,PX910401030400,"Were samples transported and stored as plasma processed by centrifugation and aliquoting into a second tube?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Transported_Stored,PX910401030100,"Were procedures for samples transportation and storage followed?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Unprocessed_Sodium_Citrate,PX910401030200,"Were samples transported and stored as unprocessed sodium citrate whole blood samples?",0,https://www.phenxtoolkit.org/protocols/view/910401 PX910401_Quantitive_Factor_Nine_Chromogenic_Sample_Processing_Whole_Blood_Centrifuged,PX910401030300,"Were samples transported and stored as whole blood samples centrifuged and maintained in sodium citrate tubes?",0,https://www.phenxtoolkit.org/protocols/view/910401