National Health and Nutrition Examination Survey

2013-2014 Limited Access Data - Continuous NHANES

These datasets are not released to the public. However, secure, on-site access is granted through NCHS's Research Data Center (RDC) to guarantee the confidentiality of the survey participants. The documents below are provided to help analysts determine if these NHANES datasets contain variables relevant to their analyses before submitting an application to use the RDC.
Data File NameDoc FileData FileDate Published
24-Hour Urine Collection Data Processing - First Collection UR1_H_R Doc RDC Only Updated March 2016
24-Hour Urine Collection Data Processing - SecondCollection UR2_H_R Doc RDC Only Updated March 2016
Alcohol Use - Youth ALQY_H_R Doc RDC Only March 2016
Caffeine - 24-Hour Urine - First Collection U1CF_H_R Doc RDC Only February 2020
Caffeine - 24-Hour Urine - Second Collection U2CF_H_R Doc RDC Only February 2020
California - Demographic Variables & Sample Weights CDEMO_EH Doc RDC Only October 2015
Chlamydia - Urine - Youth CHLM_H_R Doc RDC Only October 2015
Chlamydia Pgp3 (plasmid gene product 3) ELISA (enzyme linked immunosorbent assay) and multiplex bead array (MBA) results - Youth SSCT_H_R Doc RDC Only Updated February 2021
Drug Use - Youth DUQY_H_R Doc RDC Only March 2016
Dual-Energy X-ray Absorptiometry - Vertebral Fracture Assessment Results Comparison Study DXXV_H_R Doc RDC Only December 2016
Electrolytes - 24-Hour Urine - First Collection U1LT_H_R Doc RDC Only Updated March 2016
Electrolytes - 24-Hour Urine - Second Collection U2LT_H_R Doc RDC Only Updated March 2016
Electrolytes - Home Urine Collection HULT_H_R Doc RDC Only Updated September 2016
Electrolytes - MEC Urine Collection - Surplus SSLT_H_R Doc RDC Only August 2016
Fluoride- 24-Hour Urine - First Collection U1FL_H_R Doc RDC Only February 2023
Fluoride- 24-Hour Urine - Second Collection U2FL_H_R Doc RDC Only February 2023
Fluorosis - Clinical 20-29 Years FLXC_H_R Doc RDC Only April 2019
Food Security - Pregnant Women FSQ_H_R Doc RDC Only May 2016
Geocoded Data, NHANES 1999-2016, Census 2000 GEO_2000 Doc RDC Only March 2018
Geocoded Data, NHANES 1999-2018, Census 2010 GEO_2010 Doc RDC Only Updated July 2021
Herpes Simplex Virus Type-2 - Youth HSV_H_R Doc RDC Only October 2015
Human Papillomavirus (HPV) - Oral Rinse - Youth OHPV_H_R Doc RDC Only October 2016
Human Papillomavirus (HPV) DNA - Vaginal Swab: Roche Cobas & Roche Linear Array - Youth HPVS_H_R Doc RDC Only December 2016
Human Papillomavirus (HPV) DNA Results from Penile Swab Samples: Roche Linear Array (Youth) HPVP_H_R Doc RDC Only June 2016
Iodine - 24-Hour Urine - First Collection U1IO_H_R Doc RDC Only Updated March 2016
Iodine - 24-Hour Urine - Second Collection U2IO_H_R Doc RDC Only Updated March 2016
Kidney Markers - 24-Hour Urine - First Collection U1KM_H_R Doc RDC Only Updated March 2016
Kidney Markers - 24-Hour Urine - Second Collection U2KM_H_R Doc RDC Only Updated March 2016
Kidney Markers - Home Urine Collection HUKM_H_R Doc RDC Only Updated September 2016
Los Angeles County, California - Demographic Variables & Sample Weights LDEMO_EH Doc RDC Only October 2015
Mental Health - Depression Screener - Youth DPQY_H_R Doc RDC Only March 2016
Occupation OCQ_H_R Doc RDC Only December 2019
Perchlorate, Nitrate & Thiocyanate - 24-Hour Urine - First Collection U1PN_H_R Doc RDC Only July 2020
Perchlorate, Nitrate & Thiocyanate - 24-Hour Urine - Second Collection U2PN_H_R Doc RDC Only July 2020
Phytoestrogen- 24-Hour Urine - First Collection U1PT_H_R Doc RDC Only October 2019
Phytoestrogen- 24-Hour Urine - Second Collection U2PT_H_R Doc RDC Only October 2019
Reproductive Health - Pregnant Women RHQ_H_R Doc RDC Only May 2016
Sexual Behavior - Youth SXQY_H_R Doc RDC Only October 2015
Trichomonas - Urine -Youth TRIC_H_R Doc RDC Only December 2016