National Health and Nutrition Examination Survey (NHANES)
                        
                            GPTKB entity
                        
                    
                Statements (46)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:survey | 
| gptkbp:availableOn | publicly available | 
| gptkbp:citation | CDC. National Health and Nutrition Examination Survey Data. https://www.cdc.gov/nchs/nhanes/index.htm | 
| gptkbp:conductedBy | gptkb:Centers_for_Disease_Control_and_Prevention gptkb:National_Center_for_Health_Statistics | 
| gptkbp:continuousSince | 1999 | 
| gptkbp:country | gptkb:United_States | 
| gptkbp:dataCollected | interviews laboratory tests physical examinations | 
| gptkbp:dataReleaseFrequency | gptkb:biennial | 
| gptkbp:firstCycle | NHANES I (1971–1975) | 
| gptkbp:format | gptkb:XPT gptkb:SAS CSV | 
| gptkbp:frequency | continuous | 
| gptkbp:includes | laboratory tests demographic data dietary data health-related questions medical, dental, and physiological measurements | 
| gptkbp:purpose | assess health and nutritional status of adults and children in the United States | 
| gptkbp:secondCycle | NHANES II (1976–1980) | 
| gptkbp:size | about 5,000 persons per year | 
| gptkbp:startYear | 1971 | 
| gptkbp:targetAudience | civilian, noninstitutionalized U.S. population | 
| gptkbp:thirdCycle | NHANES III (1988–1994) | 
| gptkbp:type | probability sample cross-sectional nationally representative | 
| gptkbp:usedFor | gptkb:public_policy gptkb:researchers general public policy makers clinicians epidemiological research public health officials nutrition monitoring tracking disease prevalence tracking environmental exposures tracking health behaviors tracking risk factors | 
| gptkbp:website | https://www.cdc.gov/nchs/nhanes/index.htm | 
| gptkbp:bfsParent | gptkb:Food_and_Nutrient_Database_for_Dietary_Studies_(FNDDS) | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | National Health and Nutrition Examination Survey (NHANES) |