National Health and Nutrition Examination Survey

2001-2002 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
Bacterial vaginosis (BV) & Trichomonas vaginalis - Youth L34_B_R Doc RDC Only Updated November 2010
California - Demographic Variables & Sample Weights CDEMO_AD Doc RDC Only January 2016
Chlamydia & Gonorrhea - Urine - Youth L05RDC_B Doc RDC Only June 2009
DNAm - Normalized and Pre-Processed All Years Doc RDC Only July 2024
Folate - Folic acid & 5-methyltetrahydrofolate - Serum (Surplus) SSFA_B_R Doc RDC Only Updated May 2022
Folic Acid - Unmetabolized (Surplus) SSFOL_B Doc RDC Only Updated May 2022
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
Helicobacter pylori (HP1) HP_01_R Doc RDC Only April 2013
Helicobacter pylori (HP1), Second Exam HP2_01_R Doc RDC Only April 2013
Herpes Simplex Virus Type-2 - Youth L09RDC_B Doc RDC Only September 2009
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
Mental Health - Attention Deficit Disorder/Hyperactivity - Youth YDQA Doc RDC Only October 2006
Mental Health - Conduct Disorder - Youth YCQ_B 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
Sexual Behavior - Youth SXQYTH_B Doc RDC Only September 2018