National Survey on Lead Poisoning Prevalence and Infectious Disease Seroprevalence in Children Between 6 Months and 6 Years Old (Lead Poisoning Component and Biobank) FRESH-PEF7596-en Anne DOUSSIN National Survey on Lead Poisoning Prevalence and Infectious Disease Seroprevalence in Children Between 6 Months and 6 Years Old (Lead Poisoning Component and Biobank) Saturn-Inf 2008-2009 Survey (Enquête Saturn-Inf 2008-2009) FRESH-PEF7596-en 7596 FRESH-PEF7596 SANTE PUBLIQUE FRANCE Epidemiology France Portal (PEF) SANTE PUBLIQUE FRANCE null ;Invs-DSE blood lead level exposure lead poisoning prevalence children Paediatrics Harmful effects of or exposure to noxious substances, chiefly nonmedicinal as to source, not elsewhere classified Behavioral determinants Environmental determinants: Other Socio-demographic and economic determinants Environmental determinants - To estimate the national prevalence of lead poisoning in children between 6 months and 6 years old; - To determine the blood lead level distribution of children between 6 months and 6 years old by administrative region; - To update knowledge of factors that determine blood lead level; - To validate indicators that characterise at-risk areas. null France Individuals General population Male Female Infant (28 days to 2 years) Child, Preschool (2 to 5 years) Child (6 to 12 years) Children between 6 months and 6 years old; - Covered by social security health insurance; - Inpatient or outpatient hospital stay during study period; - Where a blood sample was prescribed as part of treatment or where a sampling system (catheter) is already in place; - Residing in France at the time of enrolment. Participant-reported health data Biological data Socio-demographic data Dictionary of variables. Checks for duplicated missing outlier and inconsistent data. Health event/morbidity Health event/mortality One-time cross-sectional study Probability: Stratified Through organizations (health services or institutions schools businesses etc.) [1000-10000[ individuals Interview with the participant (including clinical) Observational Study Observational Study 3,800 Completed study Restricted access individual anonymised data. Data access procedure generated and held by InVS.