The population (subjects and controls) will be divided into age categories:
* Pre-adolescents (≥ 8 years and \< 11 years)
* Adolescents (≥ 11 years and \< 15 years)
* Older adolescents (≥ 15 years and \< 18 years)
Subjects with suicidal behavior during the health crisis (Group 1):
Age \> 8 years and \< 18 years during the period 2020 to 2022.
Admitted to pediatric emergency departments or hospitalized in a care unit (CHU, general hospitals) in the AURA region during 2020, 2021, and/or 2022 for suicidal behavior (defined as suicidal ideation and/or suicide attempt and/or self-harm/self-poisoning with suicidal intent).
Subjects with suicidal behavior during the health crisis with qualitative interviews (Group 1b):
Age \> 8 years and \< 18 years during the period 2020 to 2022.
Admitted to pediatric emergency departments or hospitalized in a care unit (CHU, general hospitals) in the AURA region during 2020, 2021, and/or 2022 for suicidal behavior (defined as suicidal ideation and/or suicide attempt and/or self-harm/self-poisoning with suicidal intent).
Randomly selected from the population of Group 1.
For whom the parent(s) and/or the subject have signed informed consent.
Controls with suicidal behavior before the health crisis (Group 2):
Age \> 8 years and \< 18 years during the period 2018 to 2019.
Admitted to pediatric emergency departments or hospitalized in a care unit (CHU, general hospitals) in the AURA region during 2018 and/or 2019 for suicidal behavior (defined as suicidal ideation and/or suicide attempt and/or self-harm/self-poisoning with suicidal intent).
You may not be if
\- Subjects with Suicidal Behavior during the Health Crisis with and without Qualitative Interviews (Group 1 and 1b):
Admitted to pediatric emergency services or hospitalized in a healthcare facility (university hospital center, general hospital) in the AURA region for a psychiatric reason other than suicidal behavior during the period from 2020 to 2022.
Controls with Suicidal Behavior before the Health Crisis (Group 2):
Admitted to pediatric emergency services or hospitalized in a healthcare facility (university hospital center, general hospital) in the AURA region for a psychiatric reason other than suicidal behavior during the period from 2018 to 2019.
Intercurrent illness with a life expectancy of less than 24 hours.
For Group 1:
Pregnant, postpartum, or breastfeeding women.
Persons deprived of liberty by judicial or administrative decision.
Adults subject to a legal protection measure (guardianship, curatorship).
Persons not affiliated with a social security scheme or beneficiaries of a similar scheme.
Persons who do not understand and do not speak French.
