Cancerous pathologies, currently the leading cause of death in France, are also one of the main causes of social inequalities before death. The importance of occupational factors in the onset of the disease remains largely under-estimated, particularly because very few cancer patients exercise their right to compensation for occupational diseases, a phenomenon officially described as “under- reporting” and “under-recognition”.This research, which has benefited from data collected by a program designed to identify and support occupational-cancer patients implemented since 2002 in the French département of Seine-Saint-Denis by the French “Groupement d’Intérêt Scientifique sur les Cancers d’Origine Professionnelle” (ie GISCOP93, a scientifi...