National Health and Nutrition Examination Survey

1999-2000 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
Alcohol Use - Youth ALQYTH Doc RDC Only January 2007
Cadmium, Lead, Ferritin, Serum Folate, RBC Folate, Vitamin B12, Homocysteine, Methylmalonic acid, Cotinine & Other Selected Nutritional Biochemistries - Blood, Second Exam L06_2_00 Doc RDC Only October 2008
California - Demographic Variables & Sample Weights CDEMO_AD Doc RDC Only January 2016
Chlamydia & Gonorrhea - Urine - Youth L05RDC_A Doc RDC Only June 2009
Cholesterol - Total, HDL, LDL & Triglycerides, Second Exam L13_2_R Doc RDC Only September 2010
Complete Blood Count with 5-part Differential - Whole Blood, Second Exam L25_2_R Doc RDC Only August 2010
C-Reactive Protein & Others, Second Exam L11_2_R Doc RDC Only July 2010
Creatinine & Albumin - Urine, Second Exam L16_2_R Doc RDC Only September 2010
DNAm - Normalized and Pre-Processed All Years Doc RDC Only July 2024
Dual-Energy X-ray Absorptiometry - Whole Body, Second Exam DXX_2_00 Doc RDC Only June 2010
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
Glycohemoglobin, Plasma Glucose, Serum C-peptide, & Insulin, Second Exam L10_2_00 Doc RDC Only January 2010
Herpes Simplex Virus Type-2 - Youth L09RDC_A Doc RDC Only Updated May 2010
Los Angeles County, California - Demographic Variables & Sample Weights LA_DEMO Doc RDC Only August 2008
Los Angeles County, California - Demographic Variables & Sample Weights LDEMO_AD Doc RDC Only May 2015
Measles, Rubella, & Varicella, Second Exam L19_2_R Doc RDC Only September 2010
Mental Health - Attention Deficit Disorder/Hyperactivity - Youth YDQA Doc RDC Only October 2006
Mental Health - Conduct Disorder - Youth YCQ Doc RDC Only January 2007
Mental Health - Conduct Disorder - Youth, Parent Version YDQC Doc RDC Only October 2006
Mental Health - Eating Disorders - Youth YDQE Doc RDC Only October 2006
Mental Health - Elimination Disorders - Youth YDQL Doc RDC Only October 2006
Mental Health - Generalized Anxiety Disorder - Youth YDQG Doc RDC Only October 2006
Mental Health - Major Depression/Dysthymic Disorder - Youth YDQD Doc RDC Only October 2006
Mental Health - Panic Disorder - Youth YDQP Doc RDC Only October 2006
Mental Health Diagnostic Interview - Youth YDQ Doc RDC Only October 2006
Second Day Lab General Documentation DOC_2000 Doc RDC Only March 2010
Sexual Behavior - Youth SXQYTH Doc RDC Only September 2018
Standard Biochemistry Profile & Hormones, Second Exam L18_2_00 Doc RDC Only December 2008
Vitamin A & Vitamin E, Second Exam VIT_2_R Doc RDC Only August 2010
Vitamin D, Second Exam VID_2_00 Doc RDC Only Withdrawn