Skip directly to site content
Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People
Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People
National Center for Health Statistics
Section Navigation
National Health and Nutrition Examination Survey
About NHANES
plus icon
Video: The NHANES Story
What We Eat in America, Dietary Survey
Meet the Directors
Newsletters
plus icon
2010 NHANES Stakeholders Consortium Presentations
Ethics Review Board (ERB) Approval
What's New
plus icon
Archive
Questionnaires, Datasets, and Related Documentation
plus icon
Survey Methods and Analytic Guidelines
Data User Agreement
Search Variables
Frequently Asked Questions
All Continuous NHANES
plus icon
All Demographics Data
All Dietary Data
All Examination Data
All Laboratory Data
All Questionnaire Data
All Limited Access Data
NHANES 2025-2026
plus icon
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
What We Eat in America, NHANES Dietary Data: Notice to Users
Release Notes
NHANES 08/2021-08/2023
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
What We Eat in America, NHANES Dietary Data: Notice to Users
Release Notes
NHANES 2017-March 2020
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
Release Notes
NHANES 2019-2020
plus icon
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
NHANES 2017-2018
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2015-2016
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2013-2014
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2011-2012
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2009-2010
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2007-2008
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
Note on 2007-2010 Sampling Methodology
NHANES 2005-2006
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2003-2004
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2001-2002
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 1999-2000
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Documentation Contents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES III
plus icon
Reference Manuals and Report
Anthropometric Procedure Videos
Survey Methods and Analytic Guidelines
NHANES III Public Use Data Files Errata
Serum Latex Allergy (IgE) Data Analysis Issues
Data Files
Hispanic HANES
plus icon
Reference Manuals and Report
Survey Methods and Analytic Guidelines
NHANES II
plus icon
Reference Manuals and Report
Survey Methods and Analytic Guidelines
NHANES I
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES III
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES II
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES I
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
Measuring Guides for the Dietary Recall Interview
Response Rates and Population Totals
SAS Viewer
Survey Participants
plus icon
Participation
plus icon
English
Vietnamese Translation
Simplified Chinese Translation
Traditional Chinese Translation
Korean Translation
Spanish Translation
French Translation
Haitian Creole Translation
Amharic Translation
Hindi Translation
Why I was selected
Benefits of Participating
Information Collected
Confidentiality
About NHANES
Biospecimen Program
plus icon
DNA Specimens and Genetic Data
Serum, Plasma, and Urine Specimens
Publications using DNA Specimens
Publications using Serum, Plasma, and Urine Specimens
Information for Participants
New Content and Proposal Guidelines
Survey Results and Products
plus icon
Overview of Data Accomplishments from NHANES
Tutorials
plus icon
Datasets and Documentation Module
Sample Design Module
Weighting Module
Variance Estimation Module
Reliability of Estimates Module
NHANES Dietary Analyses Module
Sample Code
Software Tips
Listserv
Information for Health Professionals
Contact Us
CDC
Facebook
Twitter
LinkedIn
Email
Syndicate
2013-2014 Data - Continuous NHANES
minus
Related Pages
NHANES 2013-2014 Variable List
Questionnaire Instruments
Laboratory Methods
SAS Universal Viewer
Data User Agreement
Data File Name
Doc File
Data File
Date Published
Acculturation
ACQ_H Doc
ACQ_H Data [XPT - 434.2 KB]
March 2016
Acrylamide & Glycidamide
AMDGYD_H Doc
AMDGYD_H Data [XPT - 130.7 KB]
December 2019
Acrylamide & Glycidamide - Special Sample
AMDGDS_H Doc
AMDGDS_H Data [XPT - 123.7 KB]
December 2019
Albumin & Creatinine - Urine
ALB_CR_H Doc
ALB_CR_H Data [XPT - 390.2 KB]
Updated September 2016
Alcohol Use
ALQ_H Doc
ALQ_H Data [XPT - 464.9 KB]
March 2016
Aldehydes - Serum
ALD_H Doc
ALD_H Data [XPT - 476.4 KB]
Updated October 2019
Aldehydes - Serum - Special Sample
ALDS_H Doc
ALDS_H Data [XPT - 533.4 KB]
Updated October 2019
Antibody to Toxocara spp. (Surplus)
SSTOCA_H Doc
SSTOCA_H Data [XPT - 155.4 KB]
Updated April 2022
Apolipoprotein B
APOB_H Doc
APOB_H Data [XPT - 105.3 KB]
February 2016
Aromatic Amines - Urine
AA_H Doc
AA_H Data [XPT - 304 KB]
February 2020
Aromatic Amines - Urine - Special Sample
AAS_H Doc
AAS_H Data [XPT - 287.6 KB]
February 2020
Arsenic - Total - Urine
UTAS_H Doc
UTAS_H Data [XPT - 109.1 KB]
Updated February 2022
Arsenic - Total - Urine - Special Sample
UTASS_H Doc
UTASS_H Data [XPT - 103.2 KB]
Updated February 2022
Arsenics - Speciated - Urine
UAS_H Doc
UAS_H Data [XPT - 325.7 KB]
January 2016
Arsenics - Speciated - Urine - Special Sample
UASS_H Doc
UASS_H Data [XPT - 308.1 KB]
December 2015
Blood Pressure
BPX_H Doc
BPX_H Data [XPT - 1.7 MB]
October 2015
Blood Pressure & Cholesterol
BPQ_H Doc
BPQ_H Data [XPT - 709.7 KB]
October 2015
Body Measures
BMX_H Doc
BMX_H Data [XPT - 2 MB]
October 2015
Brominated Flame Retardants (BFRs) - Pooled Samples
BFRPOL_H Doc
BFRPOL_H Data [XPT - 99.7 KB]
Updated November 2020
Caffeine & Caffeine Metabolites - Urine
CAFE_H Doc
CAFE_H Data [XPT - 694.8 KB]
June 2020
Cardiovascular Health
CDQ_H Doc
CDQ_H Data [XPT - 509.8 KB]
October 2015
Chlamydia - Urine
CHLMDA_H Doc
CHLMDA_H Data [XPT - 35.7 KB]
November 2015
Chlamydia Pgp3 (plasmid gene product 3) ELISA (enzyme linked immunosorbent assay) and multiplex bead array (MBA) results
SSCT_H Doc
SSCT_H Data [XPT - 37.3 KB]
Updated February 2021
Cholesterol - HDL
HDL_H Doc
HDL_H Data [XPT - 195.5 KB]
Updated March 2016
Cholesterol - LDL & Triglycerides
TRIGLY_H Doc
TRIGLY_H Data [XPT - 157.7 KB]
March 2016
Cholesterol - Total
TCHOL_H Doc
TCHOL_H Data [XPT - 195.5 KB]
Updated March 2016
Cognitive Functioning
CFQ_H Doc
CFQ_H Data [XPT - 268.4 KB]
March 2017
Complete Blood Count with 5-part Differential - Whole Blood
CBC_H Doc
CBC_H Data [XPT - 1.5 MB]
July 2016
Consumer Behavior
CBQ_H Doc
CBQ_H Data [XPT - 478.5 KB]
November 2015
Copper, Selenium & Zinc - Serum
CUSEZN_H Doc
CUSEZN_H Data [XPT - 195.7 KB]
January 2016
Cotinine and Hydroxycotinine - Serum
COT_H Doc
COT_H Data [XPT - 349.6 KB]
October 2017
Cotinine, Hydroxycotinine, & Other Nicotine Metabolites and Analogs - Urine
UCOT_H Doc
UCOT_H Data [XPT - 455.6 KB]
May 2019
Cotinine, Hydroxycotinine, & Other Nicotine Metabolites and Analogs - Urine - Special Sample
UCOTS_H Doc
UCOTS_H Data [XPT - 431 KB]
May 2019
Creatine Kinase
CKQ_H Doc
CKQ_H Data [XPT - 438 KB]
February 2017
Current Health Status
HSQ_H Doc
HSQ_H Data [XPT - 664.5 KB]
December 2015
DEET and Metabolites
DEET_H Doc
DEET_H Data [XPT - 196 KB]
March 2017
Demographic Variables and Sample Weights
DEMO_H Doc
DEMO_H Data [XPT - 3.7 MB]
October 2015
Dermatology
DEQ_H Doc
DEQ_H Data [XPT - 278.2 KB]
Updated August 2017
Diabetes
DIQ_H Doc
DIQ_H Data [XPT - 4 MB]
October 2015
Diet Behavior & Nutrition
DBQ_H Doc
DBQ_H Data [XPT - 4 MB]
November 2015
Dietary Interview - Individual Foods, First Day
DR1IFF_H Doc
DR1IFF_H Data [XPT - 84.2 MB]
September 2016
Dietary Interview - Individual Foods, Second Day
DR2IFF_H Doc
DR2IFF_H Data [XPT - 72.2 MB]
September 2016
Dietary Interview - Total Nutrient Intakes, First Day
DR1TOT_H Doc
DR1TOT_H Data [XPT - 12.6 MB]
September 2016
Dietary Interview - Total Nutrient Intakes, Second Day
DR2TOT_H Doc
DR2TOT_H Data [XPT - 6.4 MB]
September 2016
Dietary Interview Technical Support File - Food Codes
DRXFCD_H Doc
DRXFCD_H Data [XPT - 2.2 MB]
September 2016
Dietary Supplement Database - Blend Information
DSBI_L Doc
Updated July 2022
Dietary Supplement Database - Blend Information
DSBI Doc
DSBI Data [XPT - 10 MB]
February 2025
Dietary Supplement Database - Ingredient Information
DSII_L Doc
Updated July 2022
Dietary Supplement Database - Ingredient Information
DSII Doc
DSII Data [XPT - 82.4 MB]
February 2025
Dietary Supplement Database - Product Information
DSPI_L Doc
Updated July 2022
Dietary Supplement Database - Product Information
DSPI Doc
DSPI Data [XPT - 6.5 MB]
February 2025
Dietary Supplement Use 24-Hour - Individual Dietary Supplements, First Day
DS1IDS_H Doc
DS1IDS_H Data [XPT - 3.2 MB]
Updated December 2016
Dietary Supplement Use 24-Hour - Individual Dietary Supplements, Second Day
DS2IDS_H Doc
DS2IDS_H Data [XPT - 3.2 MB]
Updated December 2016
Dietary Supplement Use 24-Hour - Total Dietary Supplements, First Day
DS1TOT_H Doc
DS1TOT_H Data [XPT - 3.7 MB]
Updated December 2016
Dietary Supplement Use 24-Hour - Total Dietary Supplements, Second Day
DS2TOT_H Doc
DS2TOT_H Data [XPT - 3.7 MB]
Updated December 2016
Dietary Supplement Use 30-Day - Individual Dietary Supplements
DSQIDS_H Doc
DSQIDS_H Data [XPT - 7.7 MB]
Updated December 2016
Dietary Supplement Use 30-Day - Total Dietary Supplements
DSQTOT_H Doc
DSQTOT_H Data [XPT - 3 MB]
Updated December 2016
Disability
DLQ_H Doc
DLQ_H Data [XPT - 536 KB]
October 2015
Drug Use
DUQ_H Doc
DUQ_H Data [XPT - 1.6 MB]
March 2016
Dual-Energy X-ray Absorptiometry - Abdominal Aortic Calcification
DXXAAC_H Doc
DXXAAC_H Data [XPT - 582.8 KB]
September 2018
Dual-Energy X-ray Absorptiometry - Android/Gynoid Measurements
DXXAG_H Doc
DXXAG_H Data [XPT - 1.1 MB]
October 2021
Dual-Energy X-ray Absorptiometry - Femur
DXXFEM_H Doc
DXXFEM_H Data [XPT - 582.8 KB]
October 2015
Dual-Energy X-ray Absorptiometry - FRAX Score
DXXFRX_H Doc
DXXFRX_H Data [XPT - 175.4 KB]
Updated January 2016
Dual-Energy X-ray Absorptiometry - L1 Vertebrae Morphology
DXXL1_H Doc
DXXL1_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - L2 Vertebrae Morphology
DXXL2_H Doc
DXXL2_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - L3 Vertebrae Morphology
DXXL3_H Doc
DXXL3_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - L4 Vertebrae Morphology
DXXL4_H Doc
DXXL4_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - Spine
DXXSPN_H Doc
DXXSPN_H Data [XPT - 699.3 KB]
October 2015
Dual-Energy X-ray Absorptiometry - T10 Vertebrae Morphology
DXXT10_H Doc
DXXT10_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T11 Vertebrae Morphology
DXXT11_H Doc
DXXT11_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T12 Vertebrae Morphology
DXXT12_H Doc
DXXT12_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T4 Vertebrae Morphology
DXXT4_H Doc
DXXT4_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T5 Vertebrae Morphology
DXXT5_H Doc
DXXT5_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T6 Vertebrae Morphology
DXXT6_H Doc
DXXT6_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T7 Vertebrae Morphology
DXXT7_H Doc
DXXT7_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T8 Vertebrae Morphology
DXXT8_H Doc
DXXT8_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - T9 Vertebrae Morphology
DXXT9_H Doc
DXXT9_H Data [XPT - 6.2 MB]
December 2018
Dual-Energy X-ray Absorptiometry - Vertebral Fracture Assessment
DXXVFA_H Doc
DXXVFA_H Data [XPT - 844.8 KB]
October 2015
Dual-Energy X-ray Absorptiometry - Whole Body
DXX_H Doc
DXX_H Data [XPT - 4.3 MB]
March 2020
Early Childhood
ECQ_H Doc
ECQ_H Data [XPT - 292 KB]
October 2015
Enterovirus D68 (EV-D68) - Serum (Surplus)
SSEVD_H Doc
SSEVD_H Data [XPT - 83.8 KB]
Withdrawn
Ethylene Oxide
ETHOX_H Doc
ETHOX_H Data [XPT - 87.3 KB]
Updated May 2023
Ethylene Oxide - Special Sample
ETHOXS_H Doc
ETHOXS_H Data [XPT - 82.7 KB]
Updated May 2023
Fasting Questionnaire
FASTQX_H Doc
FASTQX_H Data [XPT - 1.4 MB]
October 2015
Fatty Acids - Serum
FAS_H Doc
FAS_H Data [XPT - 2.5 MB]
March 2023
Flame Retardant Metabolites - Urine (Surplus)
SSFLRT_H Doc
SSFLRT_H Data [XPT - 365.5 KB]
Updated April 2022
Fluoride - Plasma
FLDEP_H Doc
FLDEP_H Data [XPT - 64.5 KB]
Updated November 2019
Fluoride - Water
FLDEW_H Doc
FLDEW_H Data [XPT - 100.2 KB]
Updated November 2019
Fluorosis - Clinical
FLXCLN_H Doc
FLXCLN_H Data [XPT - 617.1 KB]
April 2019
Folate - RBC
FOLATE_H Doc
FOLATE_H Data [XPT - 222 KB]
February 2019
Folate Forms - Total & Individual - Serum
FOLFMS_H Doc
FOLFMS_H Data [XPT - 1.1 MB]
February 2019
Food Security
FSQ_H Doc
FSQ_H Data [XPT - 3.1 MB]
May 2016
Formaldehyde
FORMAL_H Doc
FORMAL_H Data [XPT - 87.3 KB]
March 2020
Formaldehyde - Special Sample
FORMAS_H Doc
FORMAS_H Data [XPT - 82.7 KB]
March 2020
Glycohemoglobin
GHB_H Doc
GHB_H Data [XPT - 110.1 KB]
October 2015
Glyphosate (GLYP) - Urine
SSGLYP_H Doc
SSGLYP_H Data [XPT - 73.7 KB]
June 2022
Health Insurance
HIQ_H Doc
HIQ_H Data [XPT - 1.3 MB]
October 2015
Hepatitis
HEQ_H Doc
HEQ_H Data [XPT - 336.2 KB]
October 2015
Hepatitis A
HEPA_H Doc
HEPA_H Data [XPT - 144.4 KB]
October 2015
Hepatitis B: core antibody, surface antigen, and Hepatitis D antibody
HEPBD_H Doc
HEPBD_H Data [XPT - 260.4 KB]
October 2015
Hepatitis B: Surface Antibody
HEPB_S_H Doc
HEPB_S_H Data [XPT - 144.4 KB]
October 2015
Hepatitis C: Confirmed Antibody (INNO-LIA)
SSHEPC_H Doc
SSHEPC_H Data [XPT - 112.8 KB]
Updated November 2021
Hepatitis C: RNA (HCV-RNA) and Hepatitis C Genotype
HEPC_H Doc
HEPC_H Data [XPT - 195.5 KB]
Updated September 2017
Hepatitis E: IgG & IgM Antibodies
HEPE_H Doc
HEPE_H Data [XPT - 195.5 KB]
October 2015
Herpes Simplex Virus Type-1 & Type-2
HSV_H Doc
HSV_H Data [XPT - 93.4 KB]
October 2015
Heterocyclic Aromatic Amines - Urine
HCAA_H Doc
HCAA_H Data [XPT - 477.3 KB]
September 2017
Heterocyclic Aromatic Amines (HCAA) - Urine - Special Sample
HCAAS_H Doc
HCAAS_H Data [XPT - 451.5 KB]
September 2017
HIV Antibody Test
HIV_H Doc
HIV_H Data [XPT - 65.7 KB]
October 2015
Hospital Utilization & Access to Care
HUQ_H Doc
HUQ_H Data [XPT - 797 KB]
October 2015
Housing Characteristics
HOQ_H Doc
HOQ_H Data [XPT - 239.7 KB]
October 2015
Human Papillomavirus (HPV) - Oral Rinse
ORHPV_H Doc
ORHPV_H Data [XPT - 1.6 MB]
October 2016
Human Papillomavirus (HPV) DNA - Vaginal Swab: Roche Cobas & Roche Linear Array
HPVSWR_H Doc
HPVSWR_H Data [XPT - 716.6 KB]
December 2016
Human Papillomavirus (HPV) DNA Results from Penile Swab Samples: Roche Linear Array
HPVP_H Doc
HPVP_H Data [XPT - 639 KB]
June 2016
Immunization
IMQ_H Doc
IMQ_H Data [XPT - 637.7 KB]
October 2015
Income
INQ_H Doc
INQ_H Data [XPT - 1.2 MB]
October 2015
Insulin
INS_H Doc
INS_H Data [XPT - 157.7 KB]
April 2016
Iodine - Urine
UIO_H Doc
UIO_H Data [XPT - 87.3 KB]
January 2016
Kidney Conditions - Urology
KIQ_U_H Doc
KIQ_U_H Data [XPT - 724.1 KB]
February 2017
Klotho - Serum (Surplus)
SSKL_H Doc
SSKL_H Data [XPT - 44.3 KB]
April 2021
Lead, Cadmium, Total Mercury, Selenium, and Manganese - Blood
PBCD_H Doc
PBCD_H Data [XPT - 790.9 KB]
January 2016
Medical Conditions
MCQ_H Doc
MCQ_H Data [XPT - 7.1 MB]
October 2015
Mental Health - Depression Screener
DPQ_H Doc
DPQ_H Data [XPT - 511.4 KB]
March 2016
Mercury: Inorganic - Urine
UHG_H Doc
UHG_H Data [XPT - 109.1 KB]
January 2016
Mercury: Inorganic, Ethyl and Methyl - Blood
IHGEM_H Doc
IHGEM_H Data [XPT - 419.1 KB]
January 2016
Metals - Urine
UM_H Doc
UM_H Data [XPT - 628.9 KB]
January 2016
Metals - Urine - Special Sample
UMS_H Doc
UMS_H Data [XPT - 594.9 KB]
December 2015
Methylmalonic Acid
MMA_H Doc
MMA_H Data [XPT - 135.6 KB]
October 2018
Muscle Strength - Grip Test
MGX_H Doc
MGX_H Data [XPT - 1.8 MB]
June 2016
Non-dioxin-like Polychlorinated Biphenyls & Mono-ortho-substituted Polychlorinated Biphenyls - Serum - Pooled Samples
PCBPOL_H Doc
PCBPOL_H Data [XPT - 184.5 KB]
Updated September 2020
Occupation
OCQ_H Doc
OCQ_H Data [XPT - 659.1 KB]
Updated December 2019
Oral Glucose Tolerance Test
OGTT_H Doc
OGTT_H Data [XPT - 275.1 KB]
January 2016
Oral Health
OHQ_H Doc
OHQ_H Data [XPT - 4 MB]
August 2016
Oral Health - Dentition
OHXDEN_H Doc
OHXDEN_H Data [XPT - 7 MB]
August 2016
Oral Health - Periodontal
OHXPER_H Doc
OHXPER_H Data [XPT - 18.2 MB]
August 2016
Oral Health - Recommendation of Care
OHXREF_H Doc
OHXREF_H Data [XPT - 885.7 KB]
August 2016
Osteoporosis
OSQ_H Doc
OSQ_H Data [XPT - 2.7 MB]
October 2015
Perchlorate, Nitrate & Thiocyanate - Urine
PERNT_H Doc
PERNT_H Data [XPT - 195.7 KB]
June 2016
Perchlorate, Nitrate & Thiocyanate - Urine - Special Sample
PERNTS_H Doc
PERNTS_H Data [XPT - 185.2 KB]
June 2016
Perfluoroalkyl and Polyfluoroalkyl Substances
SSPFSU_H Doc
SSPFSU_H Data [XPT - 660.4 KB]
Updated April 2022
Perfluoroalkyl and Polyfluoroalkyl Substances - Linear and Branched PFOS and PFOA Isomers (Surplus)
SSPFAS_H Doc
SSPFAS_H Data [XPT - 154.8 KB]
Updated April 2022
Perfluoroalkyl and Polyfluoroalkyl Substances (formerly Polyfluoroalkyl Chemicals - PFC)
PFAS_H Doc
PFAS_H Data [XPT - 332.2 KB]
July 2016
Perfluoroalkyl and Polyfluoroalkyl Substances in US children 3-11 Years of Age
SSPFAC_H Doc
SSPFAC_H Data [XPT - 127.9 KB]
Updated April 2022
Personal Care and Consumer Product Chemicals and Metabolites
EPHPP_H Doc
EPHPP_H Data [XPT - 590.2 KB]
Updated September 2016
Pesticide Use
PUQMEC_H Doc
PUQMEC_H Data [XPT - 195.5 KB]
October 2015
Pesticides - Organochlorine Pesticides - Pooled Samples
PSTPOL_H Doc
PSTPOL_H Data [XPT - 64.4 KB]
Updated December 2019
Phthalates and Plasticizers Metabolites - Urine
PHTHTE_H Doc
PHTHTE_H Data [XPT - 633.9 KB]
December 2016
Phthalates and Plasticizers Metabolites - Urine (Surplus)
SSPHTE_H Doc
SSPHTE_H Data [XPT - 129.1 KB]
Updated April 2022
Physical Activity
PAQ_H Doc
PAQ_H Data [XPT - 7 MB]
Updated March 2017
Physical Activity Monitor - Ambient Light Raw Data
PAXLUX_H Doc
PAXLUX_H Data [FTP]
October 2022
Physical Activity Monitor - Day
PAXDAY_H Doc
PAXDAY_H Data [XPT - 7 MB]
November 2020
Physical Activity Monitor - Header
PAXHD_H Doc
PAXHD_H Data [XPT - 428.5 KB]
November 2020
Physical Activity Monitor - Hour
PAXHR_H Doc
PAXHR_H Data [XPT - 138 MB]
November 2020
Physical Activity Monitor - Minute
PAXMIN_H Doc
PAXMIN_H Data [XPT - 8.7 GB]
Updated October 2022
Physical Activity Monitor - Raw Data 80hz
PAX80_H Doc
PAX80_H Data [FTP]
Updated October 2022
Physical Functioning
PFQ_H Doc
PFQ_H Data [XPT - 2.5 MB]
Updated November 2016
Plasma Fasting Glucose
GLU_H Doc
GLU_H Data [XPT - 157.7 KB]
January 2016
Polychlorinated dibenzo-p-dioxins (PCDDs), Dibenzofurans (PCDFs) & Coplanar Polychlorinated Biphenyls (cPCBs) - Pooled Samples
DOXPOL_H Doc
DOXPOL_H Data [XPT - 156.2 KB]
September 2025
Polycyclic Aromatic Hydrocarbons (PAH) - Urine
PAH_H Doc
PAH_H Data [XPT - 369 KB]
December 2016
Polycyclic Aromatic Hydrocarbons (PAH) - Urine - Special Sample
PAHS_H Doc
PAHS_H Data [XPT - 354.6 KB]
Withdrawn
Pooled-Sample Technical Support File
POOLTF_H Doc
POOLTF_H Data [XPT - 55.5 KB]
May 2018
Pregnancy Test - Urine
UCPREG_H Doc
UCPREG_H Data [XPT - 20.8 KB]
October 2015
Prescription Medications
RXQ_RX_H Doc
RXQ_RX_H Data [XPT - 9.4 MB]
December 2016
Prescription Medications - Drug Information
RXQ_DRUG Doc
RXQ_DRUG Data [XPT - 3.2 MB]
Updated September 2021
Preventive Aspirin Use
RXQASA_H Doc
RXQASA_H Data [XPT - 240.2 KB]
December 2016
Pyrethroids, Herbicides, & Organophosphorus Metabolites - Urine
UPHOPM_H Doc
UPHOPM_H Data [XPT - 347.8 KB]
May 2020
Reproductive Health
RHQ_H Doc
RHQ_H Data [XPT - 1.3 MB]
Updated December 2017
Serum Neurofilament Light Chain - Serum
SSSNFL_H Doc
SSSNFL_H Data [XPT - 82.9 KB]
June 2022
Sex Steroid Hormone - Serum
TST_H Doc
TST_H Data [XPT - 455.2 KB]
November 2018
Sexual Behavior
SXQ_H Doc
SXQ_H Data [XPT - 1.9 MB]
October 2015
Sleep Disorders
SLQ_H Doc
SLQ_H Data [XPT - 203.3 KB]
February 2016
Smoking - Cigarette Use
SMQ_H Doc
SMQ_H Data [XPT - 2.1 MB]
Updated September 2016
Smoking - Household Smokers
SMQFAM_H Doc
SMQFAM_H Data [XPT - 319.2 KB]
October 2015
Smoking - Recent Tobacco Use
SMQRTU_H Doc
SMQRTU_H Data [XPT - 1.5 MB]
Updated February 2018
Smoking - Secondhand Smoke Exposure
SMQSHS_H Doc
SMQSHS_H Data [XPT - 1.1 MB]
October 2015
Standard Biochemistry Profile
BIOPRO_H Doc
BIOPRO_H Data [XPT - 2 MB]
October 2015
Taste & Smell
CSQ_H Doc
CSQ_H Data [XPT - 1.1 MB]
Updated March 2016
Taste & Smell
CSX_H Doc
CSX_H Data [XPT - 1.1 MB]
February 2016
Terpenes – Serum (Surplus)
SSTERP_H Doc
SSTERP_H Data [XPT - 174 KB]
April 2023
Tissue Transglutaminase Assay (IgA-TTG) & IgA Endomyseal Antibody Assay (IgA EMA)
TGEMA_H Doc
TGEMA_H Data [XPT - 195.5 KB]
October 2015
Tobacco-specific Nitrosamines (TSNAs) - Urine
TSNA_H Doc
TSNA_H Data [XPT - 584.9 KB]
April 2019
Toxoplasma gondii Antibody - Serum (Surplus)
SSTOXO_H Doc
SSTOXO_H Data [XPT - 206.9 KB]
Updated April 2022
Trichomonas - Urine
TRICH_H Doc
TRICH_H Data [XPT - 65.7 KB]
October 2015
Urine Flow Rate
UCFLOW_H Doc
UCFLOW_H Data [XPT - 649.8 KB]
Updated April 2018
Vitamin B12
VITB12_H Doc
VITB12_H Data [XPT - 135.6 KB]
Updated August 2017
Vitamin D
VID_H Doc
VID_H Data [XPT - 664.5 KB]
May 2018
Volatile N-Nitrosamine Compounds (VNAs) - Urine
VNA_H Doc
VNA_H Data [XPT - 260.6 KB]
December 2018
Volatile N-Nitrosamine Compounds (VNAs) - Urine - Special Sample
VNAS_H Doc
VNAS_H Data [XPT - 246.6 KB]
December 2018
Volatile Organic Compound (VOC) Metabolites - Urine
UVOC_H Doc
UVOC_H Data [XPT - 1.2 MB]
Updated November 2021
Volatile Organic Compound (VOC) Metabolites - Urine - Special Sample
UVOCS_H Doc
UVOCS_H Data [XPT - 1.1 MB]
Updated November 2021
Volatile Organic Compounds (VOCs) and Trihalomethanes/MTBE - Blood - Special Sample
VOCWBS_H Doc
VOCWBS_H Data [XPT - 2.6 MB]
Updated December 2017
Volatile Organic Compounds and Trihalomethanes/MTBE - Blood
VOCWB_H Doc
VOCWB_H Data [XPT - 2.1 MB]
Updated February 2017
Volatile Toxicant
VTQ_H Doc
VTQ_H Data [XPT - 658.2 KB]
February 2017
Weight History
WHQ_H Doc
WHQ_H Data [XPT - 1.7 MB]
March 2016
Weight History - Youth
WHQMEC_H Doc
WHQMEC_H Data [XPT - 49.8 KB]
March 2016
Content source:
CDC/National Center for Health Statistics
home
National Health and Nutrition Examination Survey
About NHANES
plus icon
Video: The NHANES Story
What We Eat in America, Dietary Survey
Meet the Directors
Newsletters
plus icon
2010 NHANES Stakeholders Consortium Presentations
Ethics Review Board (ERB) Approval
What's New
plus icon
Archive
Questionnaires, Datasets, and Related Documentation
plus icon
Survey Methods and Analytic Guidelines
Data User Agreement
Search Variables
Frequently Asked Questions
All Continuous NHANES
plus icon
All Demographics Data
All Dietary Data
All Examination Data
All Laboratory Data
All Questionnaire Data
All Limited Access Data
NHANES 2025-2026
plus icon
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
What We Eat in America, NHANES Dietary Data: Notice to Users
Release Notes
NHANES 08/2021-08/2023
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
What We Eat in America, NHANES Dietary Data: Notice to Users
Release Notes
NHANES 2017-March 2020
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Brief Overview and Analytic Guidance
Release Notes
NHANES 2019-2020
plus icon
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
NHANES 2017-2018
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2015-2016
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2013-2014
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2011-2012
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Overview
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2009-2010
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2007-2008
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Release Notes
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
Note on 2007-2010 Sampling Methodology
NHANES 2005-2006
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2003-2004
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 2001-2002
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES 1999-2000
plus icon
Demographics Data
Dietary Data
Examination Data
Laboratory Data
Questionnaire Data
Limited Access Data
Questionnaire Instruments
Laboratory Methods
Procedure Manuals
Brochures and Consent Documents
Documentation Contents
Laboratory Data Overview
Questionnaire Data Overview
Examination Data Overview
NHANES III
plus icon
Reference Manuals and Report
Anthropometric Procedure Videos
Survey Methods and Analytic Guidelines
NHANES III Public Use Data Files Errata
Serum Latex Allergy (IgE) Data Analysis Issues
Data Files
Hispanic HANES
plus icon
Reference Manuals and Report
Survey Methods and Analytic Guidelines
NHANES II
plus icon
Reference Manuals and Report
Survey Methods and Analytic Guidelines
NHANES I
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES III
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES II
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
NHES I
plus icon
Reference Manuals and Reports
Survey Methods and Analytic Guidelines
Measuring Guides for the Dietary Recall Interview
Response Rates and Population Totals
SAS Viewer
Survey Participants
plus icon
Participation
plus icon
English
Vietnamese Translation
Simplified Chinese Translation
Traditional Chinese Translation
Korean Translation
Spanish Translation
French Translation
Haitian Creole Translation
Amharic Translation
Hindi Translation
Why I was selected
Benefits of Participating
Information Collected
Confidentiality
About NHANES
Biospecimen Program
plus icon
DNA Specimens and Genetic Data
Serum, Plasma, and Urine Specimens
Publications using DNA Specimens
Publications using Serum, Plasma, and Urine Specimens
Information for Participants
New Content and Proposal Guidelines
Survey Results and Products
plus icon
Overview of Data Accomplishments from NHANES
Tutorials
plus icon
Datasets and Documentation Module
Sample Design Module
Weighting Module
Variance Estimation Module
Reliability of Estimates Module
NHANES Dietary Analyses Module
Sample Code
Software Tips
Listserv
Information for Health Professionals
Contact Us
Related Sites
NHANES Longitudinal Study
Growth Charts
Surveys and Data Collection Systems
NCHS Data Linkage Activities
Research Data Center