Cohort of Toulouse Conurbation Workers FRESH-PEF60005-en Anne DOUSSIN Cohort of Toulouse Conurbation Workers "AZF" Santé Cohort FRESH-PEF60005-en 60005 FRESH-PEF60005 Catherine BUISSON Eloi DIENE SANTE PUBLIQUE FRANCE Epidemiology France Portal (PEF) CAISSE PRIMAIRE D'ASSURANCE MALADIE TOULOUSE INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE (INSERM) SANTE PUBLIQUE FRANCE null Catherine;BUISSON Eloi;DIENE Major health events observed: symptoms of post-traumatic stress depressive symptoms hearing disorders. Main cohort topics: mental health auditory health working life. Otolaryngology Psychiatry Socio-demographic and economic determinants Healthcare system determinants: Use of care Socio-demographic and economic determinants: Employment Healthcare system determinants General objectives: - To investigate the medium-term health effects from the explosion at the AZF plant that occurred in September 2001 in the population of workers; - To test access procedures for medical-administrative data (ERASMUS) for monitoring large prospective cohorts. null France Individuals General population Male Female Young Adult (19 to 24 years) Adult (25 to 44 years) Middle Aged (45 to 64 years) Aged (65 to 79 years) Working within the Toulouse conurbation and agreeing to participate in the cohort during the cross-sectional study, carried out between September 2002 and April 2003. Clinical data Participant-reported health data Biological data Socio-demographic data Paraclinical data (non-biological) : Imaging Paraclinical data (non-biological) : Function testing Self-administered questionnaire: optical input from a paper questionnaire (automated data reading) from second year of follow-up. Missing data management: systematic search of individuals\' addresses where post was returned undelivered. Subject reminder for follow-up visits? Yes. Patients are informed about the use of their data. Health event/morbidity Health care consumption and services Quality of life/health perception Other [1000-10000[ individuals Other Observational Study Observational Study 3,000 participants. Unknown Restricted access Data can be used by academic teams access subject to written request according to InVS data access procedure the methodology note (unavailable for the survey from the year 2000).