Evaluation of the prevalence of post-traumatic stress disorder (PTSD), associated risk factors, health care consumption, and sleep disorders in a civilian population exposed to the December 11, 2018, attacks in Strasbourg. Terrorist attacks have unfortunately become all too frequent on our territory in recent years. A better knowledge of the psychological and psychiatric repercussions on exposed populations is essential in order to better prevent and treat disorders that can have a major functional impact on the lives of exposed individuals and to adapt care during future similar events

Inclusion criteria:

• Major subject (≥ 18 years old),
• Having been exposed to the attacks of December 11, 2018 in Strasbourg directly or indirectly (presence at the scene or close relative present at the scene)
• Subject who has not expressed his opposition, after information, to the reuse of his data for the purpose of this research

Exclusion Criteria:

• Subject who has expressed opposition to participating in the study
• Subject under guardianship, curatorship or legal protection

Major subject (≥ 18 years old) having been exposed to the attacks of December 11, 2018 in Strasbourg directly or indirectly (presence at the scene or close relative present at the scene)