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2015-2016 Laboratory Variable List

« Return to NHANES 2015-2016 Laboratory Data

Variable NameVariable DescriptionData File NameData File DescriptionBegin YearEndYearComponentUse Constraints
SEQNRespondent sequence number.ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URXUMAAlbumin, urine (ug/mL)ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URDUMALCAlbumin, urine comment codeALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URXUMSAlbumin, urine (mg/L)ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URXUCRCreatinine, urine (mg/dL)ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URDUCRLCCreatinine, urine comment codeALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URXCRSCreatinine, urine (umol/L)ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
URDACTAlbumin creatinine ratio (mg/g)ALB_CR_IAlbumin & Creatinine - Urine 20152016LaboratoryNone
SEQNRespondent sequence numberPBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
WTSH2YRBlood metal weightsPBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBXBPBBlood lead (ug/dL)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBPBSIBlood lead (umol/L) PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBPBLCBlood lead comment codePBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBXBCDBlood cadmium (ug/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBCDSIBlood cadmium (umol/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBCDLCBlood cadmium comment codePBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBXTHGBlood mercury, total (ug/L) PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDTHGSIBlood mercury, total (umol/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDTHGLCBlood mercury, total comment codePBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBXBSEBlood selenium(ug/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBSESIBlood selenium (umol/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBSELCBlood selenium comment codePBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBXBMNBlood manganese (ug/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBMNSIBlood manganese (umol/L)PBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
LBDBMNLCBlood manganese comment codePBCD_IBlood Lead, Cadmium, Total Mercury, Selenium, and Manganese 20152016LaboratoryNone
SEQNRespondent sequence number.CHLMDA_IChlamydia - Urine20152016LaboratoryNone
URXUCLChlamydia, UrineCHLMDA_IChlamydia - Urine20152016LaboratoryNone
SEQNRespondent sequence numberCHLM_I_RChlamydia - Urine - Youth20152016LaboratoryRDC Only
URXUCLChlamydia, UrineCHLM_I_RChlamydia - Urine - Youth20152016LaboratoryRDC Only
SEQNRespondent sequence number.HDL_ICholesterol - High-Density Lipoprotein (HDL) 20152016LaboratoryNone
LBDHDDDirect HDL-Cholesterol (mg/dL)HDL_ICholesterol - High-Density Lipoprotein (HDL) 20152016LaboratoryNone
LBDHDDSIDirect HDL-Cholesterol (mmol/L)HDL_ICholesterol - High-Density Lipoprotein (HDL) 20152016LaboratoryNone
SEQNRespondent sequence numberTCHOL_ICholesterol - Total20152016LaboratoryNone
LBXTCTotal Cholesterol (mg/dL)TCHOL_ICholesterol - Total20152016LaboratoryNone
LBDTCSITotal Cholesterol (mmol/L)TCHOL_ICholesterol - Total20152016LaboratoryNone
SEQNRespondent sequence number.CRCO_IChromium & Cobalt 20152016LaboratoryNone
LBXBCRChromium (ug/L)CRCO_IChromium & Cobalt 20152016LaboratoryNone
LBDBCRSIChromium (nmol/L)CRCO_IChromium & Cobalt 20152016LaboratoryNone
LBDBCRLCChromium comment codeCRCO_IChromium & Cobalt 20152016LaboratoryNone
LBXBCOCobalt (ug/L)CRCO_IChromium & Cobalt 20152016LaboratoryNone
LBDBCOSICobalt (nmol/L)CRCO_IChromium & Cobalt 20152016LaboratoryNone
LBDBCOLCCobalt comment codeCRCO_IChromium & Cobalt 20152016LaboratoryNone
SEQNRespondent sequence number.CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXWBCSIWhite blood cell count (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXLYPCTLymphocyte percent (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXMOPCTMonocyte percent (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXNEPCTSegmented neutrophils percent (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXEOPCTEosinophils percent (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXBAPCTBasophils percent (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBDLYMNOLymphocyte number (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBDMONOMonocyte number (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBDNENOSegmented neutrophils number (1000 cell/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBDEONOEosinophils number (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBDBANOBasophils number (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXRBCSIRed blood cell count (million cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXHGBHemoglobin (g/dL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXHCTHematocrit (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXMCVSIMean cell volume (fL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXMCHSIMean Cell Hemoglobin Concentration (g/dL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXMCHMean cell hemoglobin (pg)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXRDWRed cell distribution width (%)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXPLTSIPlatelet count (1000 cells/uL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
LBXMPSIMean platelet volume (fL)CBC_IComplete Blood Count with 5-Part Differential - Whole Blood20152016LaboratoryNone
SEQNRespondent sequence number.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHQ020Coffee or tea with cream or sugar? [Include milk or non-dairy creamers.]FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHACOFHRThe time (in hours) since the examinee last drank coffee or tea with cream or sugar.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHACOFMNThe time (in minutes) since the examinee last drank coffee or tea with cream or sugar.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHQ030Alcohol, such as beer, wine, or liquor?FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAALCHRThe time (in hours) the examinee last drank alcohol such as beer, wine, or liquor.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAALCMNThe time (in minutes) the examinee last drank alcohol such as beer, wine, or liquor.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHQ040Gum, breath mints, lozenges or cough drops, or other cough or cold remedies?FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAGUMHRThe time (in hours) the examinee last had gum, breath mints, lozenges or cough drops, or other cough or cold remedies.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAGUMMNThe time (in minutes) the examinee last had gum, breath mints, lozenges or cough drops, or other cough or cold remedies.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHQ050Antacids, laxatives, or anti-diarrheals?FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAANTHRThe time (in hours) the examinee last had antacids, laxatives or anti-diarrheals.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAANTMNThe time (in minutes) the examinee last had antacids, laxatives or anti-diarrheals.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHQ060Dietary supplements such as vitamins and minerals? [Include multivitamins and single nutrient supplements.]FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHASUPHRThe time (in hours) the examinee last had dietary supplements such as vitamins and minerals.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHASUPMNThe time (in minutes) the examinee last had dietary supplements such as vitamins and minerals.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAFSTHRThe time (in hours) between when the examinee last ate or drank anything other than water and the time of the venipuncture.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHAFSTMNThe time (in minutes) between when the examinee last ate or drank anything other than water and the time of the venipuncture.FASTQX_IFasting Questionnaire 20152016LaboratoryNone
PHDSESNSession in which SP was examinedFASTQX_IFasting Questionnaire 20152016LaboratoryNone
SEQNRespondent sequence number.FLDEP_IFluoride - Plasma 20152016LaboratoryNone
LBDPFLFluoride, plasma (umol/L) average 2 valuesFLDEP_IFluoride - Plasma 20152016LaboratoryNone
SEQNRespondent sequence number.FLDEW_IFluoride - Water 20152016LaboratoryNone
LBDWFLFluoride, water (mg/L) average 2 valuesFLDEW_IFluoride - Water 20152016LaboratoryNone
SEQNRespondent sequence number.GHB_IGlycohemoglobin20152016LaboratoryNone
LBXGHGlycohemoglobin (%)GHB_IGlycohemoglobin20152016LaboratoryNone
SEQNRespondent sequence numberHEPA_IHepatitis A20152016LaboratoryNone
LBXHAHepatitis A antibodyHEPA_IHepatitis A20152016LaboratoryNone
SEQNRespondent sequence numberHEPBD_IHepatitis B: Core antibody, Surface antigen, and Hepatitis D antibody 20152016LaboratoryNone
LBXHBCHepatitis B core antibodyHEPBD_IHepatitis B: Core antibody, Surface antigen, and Hepatitis D antibody 20152016LaboratoryNone
LBDHBGHepatitis B surface antigenHEPBD_IHepatitis B: Core antibody, Surface antigen, and Hepatitis D antibody 20152016LaboratoryNone
LBDHDHepatitis D (anti-HDV)HEPBD_IHepatitis B: Core antibody, Surface antigen, and Hepatitis D antibody 20152016LaboratoryNone
SEQNRespondent sequence numberHEPB_S_IHepatitis B: Surface Antibody20152016LaboratoryNone
LBXHBSHepatitis B Surface AntibodyHEPB_S_IHepatitis B: Surface Antibody20152016LaboratoryNone
SEQNRespondent sequence number.HEPC_IHepatitis C: RNA (HCV-RNA) and Hepatitis C Genotype20152016LaboratoryNone
LBXHCRHepatitis C RNAHEPC_IHepatitis C: RNA (HCV-RNA) and Hepatitis C Genotype20152016LaboratoryNone
LBXHCGHepatitis C GenotypeHEPC_IHepatitis C: RNA (HCV-RNA) and Hepatitis C Genotype20152016LaboratoryNone
SEQNRespondent sequence numberHEPE_IHepatitis E: IgG & IgM Antibodies20152016LaboratoryNone
LBDHEGHepatitis E IgG (anti-HEV)HEPE_IHepatitis E: IgG & IgM Antibodies20152016LaboratoryNone
LBDHEMHepatitis E IgM (anti-HEV)HEPE_IHepatitis E: IgG & IgM Antibodies20152016LaboratoryNone
SEQNRespondent sequence numberHSV_IHerpes Simplex Virus Type-1 & Type-220152016LaboratoryNone
LBXHE1Herpes Simplex Virus Type 1HSV_IHerpes Simplex Virus Type-1 & Type-220152016LaboratoryNone
LBXHE2Herpes Simplex Virus Type 2HSV_IHerpes Simplex Virus Type-1 & Type-220152016LaboratoryNone
SEQNRespondent sequence numberHSV_I_RHerpes Simplex Virus Type-1 and Type-2 - Youth20152016LaboratoryRDC Only
LBXHE2Herpes Simplex Virus Type 2HSV_I_RHerpes Simplex Virus Type-1 and Type-2 - Youth20152016LaboratoryRDC Only
SEQNRespondent sequence numberHIV_IHIV Antibody Test 20152016LaboratoryNone
LBXHIVCHIV-1, 2 Combo TestHIV_IHIV Antibody Test 20152016LaboratoryNone
LBXHIV1HIV-1 antibodyHIV_IHIV Antibody Test 20152016LaboratoryNone
LBXHIV2HIV-2 antibodyHIV_IHIV Antibody Test 20152016LaboratoryNone
LBXHNATHIV Confirmatory TestHIV_IHIV Antibody Test 20152016LaboratoryNone
SEQNRespondent sequence number.UCPREG_IPregnancy Test - Urine20152016LaboratoryNone
URXPREGUrine Pregnancy ResultUCPREG_IPregnancy Test - Urine20152016LaboratoryNone
SEQNRespondent sequence number.BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSALAlbumin, refrigerated serum (g/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSALSIAlbumin, refrigerated serum(g/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSAPSIAlkaline Phosphatase (ALP) (IU/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSASSIAspartate Aminotransferase (AST) (IU/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSATSIAlanine Aminotransferase (ALT) (IU/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSBUBlood Urea Nitrogen (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSBUSIBlood Urea Nitrogen (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSC3SIBicarbonate (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSCATotal Calcium (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSCASITotal Calcium (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSCHCholesterol, refrigerated serum (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSCHSICholesterol, refrigerated serum (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSCKCreatine Phosphokinase (CPK) (IU/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSCLSIChloride (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSCRCreatinine, refrigerated serum (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSCRSICreatinine, refrigerated serum (umol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSGBGlobulin (g/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSGBSIGlobulin (g/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSGLGlucose, refrigerated serum (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSGLSIGlucose, refrigerated serum (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSGTSIGamma Glutamyl Transferase (GGT) (U/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSIRIron, refrigerated serum (ug/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSIRSIIron, refrigerated serum (umol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSKSIPotassium (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSLDSILactate Dehydrogenase (LDH) (U/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSNASISodium (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSOSSIOsmolality (mmol/Kg)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSPHPhosphorus (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSPHSIPhosphorus (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSTBTotal Bilirubin (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSTBSITotal Bilirubin (umol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSTPTotal Protein (g/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSTPSITotal Protein (g/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSTRTriglycerides, refrig serum (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSTRSITriglycerides, refrig serum (mmol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBXSUAUric acid (mg/dL)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
LBDSUASIUric acid (umol/L)BIOPRO_IStandard Biochemistry Profile 20152016LaboratoryNone
SEQNRespondent sequence number.TRICH_ITrichomonas - Urine20152016LaboratoryNone
URXUTRITrichomonas, UrineTRICH_ITrichomonas - Urine20152016LaboratoryNone
SEQNRespondent sequence number.TRIC_I_RTrichomonas - Urine - Youth 20152016LaboratoryRDC Only
URXUTRITrichomonas, UrineTRIC_I_RTrichomonas - Urine - Youth 20152016LaboratoryRDC Only
SEQNRespondent sequence number.UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URXVOL1The volume of urine collection #1 (mL)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDFLOW1Urine #1 Flow Rate (mL/min)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDTIME1The time between URXLTUR and URXUCDT1 (derived: (uraucdt1-urxltur)/60)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URXVOL2The volume of urine collection #2 (mL)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDFLOW2Urine #2 Flow Rate (mL/min)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDTIME2The time between URXUCDT1 and URXUCDT2 (derived: (uraucdt2-uraucdt1)/60)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URXVOL3The volume of urine collection #3 (mL)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDFLOW3Urine #3 Flow Rate (mL/min)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
URDTIME3The time between URXUCDT2 and URXUCDT13 (derived: (uraucdt3-uraucdt2)/60)UCFLOW_IUrine Flow Rate 20152016LaboratoryNone
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