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On inclusion, several self-questionnaires were completed by the participants: Lifestyle and Health, Job History, Occupational Exposures, Women's Health.
A follow-up questionnaire is sent to volunteers every year. Annual follow-up began in 2013 for volunteers included in 2012, the 2014 follow-up questionnaire was carried out with participants enrolled in 2012 and 2013, and so on. Since 2015, participants have had the choice of completing the questionnaire on paper or via the Internet. Some data are collected annually (health status and declared morbidity, life events, tobacco, alcohol, etc.); others are collected at longer intervals, according to a pre-established schedule (health scales, questionnaires specific to area particular domain of health or risk factors, such as dietary habits); finally, part of each follow-up questionnaire is devoted to novel research topics, which vary from year to year.
Follow-up 2013 wave 1 and Follow-up 2013 wave 2
Follow-up 2016 wave 1 and Follow-up 2016 wave 2
Follow-up 2021 : no questionnaire this year
Volunteers are provided with a health questionnaire every 4 years when they are invited back to a CES for a follow-up examination. This questionnaire enables periodic monitoring of various pathologies: respiratory health, visual capacity, diabetes.