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        <titl xml:lang="FR">Etude longitudinale chez les Adolescents et jeunes Adultes présentant un état mental à Risque : Influence du Cannabis sur l’émergence de symptômes psychopathologiques </titl>
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        <altTitl xml:lang="FR">ICAAR </altTitl>
        <altTitl xml:lang="EN">ICAAR </altTitl>
        <parTitl xml:lang="EN">Longitudinal study of adolescents and young adults with an at-risk mental state: Influence of cannabis on the emergence of psychopathological symptoms</parTitl>
        <IDNo>PEF73053</IDNo>
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        <AuthEnty affiliation="ITMO Santé Publique, Aviesan">Portail Épidémiologie-France</AuthEnty>
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        <copyright>Portail Épidémiologie-France 2026</copyright>
        <prodDate date="2026-04-07">07/04/2026</prodDate>
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        <distrbtr>Portail Épidémiologie-France</distrbtr>
        <contact email="portail-epidemiologie@inserm.fr">Portail Epidemiologie-France</contact>
        <depositr>Marie-Odile Krebs</depositr>
        <depDate xml:lang="FR">27/04/2015</depDate>
        <depDate xml:lang="EN">12/09/2017</depDate>
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    <citation>
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        <titl xml:lang="FR">Etude longitudinale chez les Adolescents et jeunes Adultes présentant un état mental à Risque : Influence du Cannabis sur l’émergence de symptômes psychopathologiques </titl>
        <subTitl/>
        <altTitl xml:lang="FR">ICAAR </altTitl>
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        <parTitl xml:lang="EN">Longitudinal study of adolescents and young adults with an at-risk mental state: Influence of cannabis on the emergence of psychopathological symptoms</parTitl>
        <IDNo/>
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        <AuthEnty affiliation="Inserm - French National Institute of Health and Medical Research">Marie-Odile  Krebs</AuthEnty>
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        <producer role="Secteur Public">Inserm - French National Institute of Health and Medical Research</producer>
        <copyright/>
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        <prodPlac>U894 Psychiatry and neuroscience centre Team/activity: Pathophysiology of psychiatric diseases - Inserm - French National Institute of Health and Medical Research - 2 TER RUE D'ALESIA 
75014 PARIS</prodPlac>
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        <fundAg xml:lang="FR" role="Mixte">Fondation Wyeth, Inserm - Institut National de la Santé et de la Recherche</fundAg>
        <fundAg xml:lang="EN" role="Mixed">Wyeth Foundation, Inserm - French National Institute of Health and Medical Research</fundAg>
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        <distrbtr>Inserm - French National Institute of Health and Medical Research</distrbtr>
        <contact affiliation="Inserm - French National Institute of Health and Medical Research" email="marie-odile.krebs@inserm.fr">Marie-Odile  Krebs</contact>
        <depositr>Marie-Odile Krebs</depositr>
        <depDate xml:lang="FR">27/04/2015</depDate>
        <depDate xml:lang="EN">12/09/2017</depDate>
        <distDate xml:lang="FR">12/09/2017</distDate>
        <distDate xml:lang="EN">12/09/2017</distDate>
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    <studyAuthorization>
      <authorizingAgency>CNIL</authorizingAgency>
      <authorizationStatement xml:lang="FR">CNIL</authorizationStatement>
      <authorizationStatement xml:lang="EN">CNIL</authorizationStatement>
    </studyAuthorization>
    <stdyInfo>
      <studyBudget/>
      <subject>
        <keyword xml:lang="FR">Adolescents</keyword>
        <keyword xml:lang="FR">jeunes adultes</keyword>
        <keyword xml:lang="FR">consommation</keyword>
        <keyword xml:lang="FR">cannabis</keyword>
        <keyword xml:lang="EN">Psychopathological symptoms</keyword>
        <keyword xml:lang="EN">psychotic disorders</keyword>
        <keyword xml:lang="EN">schizophrenic disorders</keyword>
        <topcClas xml:lang="FR">Neurologie</topcClas>
        <topcClas xml:lang="FR">Psychologie et psychiatrie</topcClas>
        <topcClas xml:lang="EN">Neurology</topcClas>
        <topcClas xml:lang="EN">Psychology and psychiatry</topcClas>
        <topcClas xml:lang="FR">Addictions et toxicomanie</topcClas>
        <topcClas xml:lang="FR">Mode de vie et comportements</topcClas>
        <topcClas xml:lang="EN">Addictions</topcClas>
        <topcClas xml:lang="EN">Lifestyle and behavior</topcClas>
      </subject>
      <abstract xml:lang="FR">Objectif de la base de données : Évaluer l’influence du cannabis sur l’évolution symptomatique d’une population d’adolescents et jeunes adultes vus en ambulatoire ou hospitalisés en dehors d’une situation d’urgence, présentant une symptomatologie psychiatrique débutante.</abstract>
      <abstract xml:lang="EN">Database objective : To evaluate the influence of cannabis on the symptomatic progression of a population of adolescents and young adults seen as outpatients or hospitalised in non-emergency situations, presenting early psychiatric symptomology.</abstract>
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        <collDate event="end"/>
        <collDate xml:lang="FR">Collecte des données terminée</collDate>
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        <nation>France</nation>
        <geogCover xml:lang="FR">Ile de France</geogCover>
        <geogCover xml:lang="EN">Ile de France </geogCover>
        <geogUnit>Régional</geogUnit>
        <anlyUnit xml:lang="fr">individuel
                </anlyUnit>
        <anlyUnit xml:lang="en">individuals
                </anlyUnit>
        <universe xml:lang="FR" clusion="I">- hommes et femmes&#13;
- âgés entre 18 et 20 ans&#13;
- étudiants de 1ère année universitaire&#13;
-  présentant une symptomatologie psychiatrique débutante</universe>
        <universe xml:lang="EN" clusion="I">- males and females &#13;
- between 18 and 20 years of age &#13;
- students in their first year of university &#13;
- presenting early psychiatric symptomology</universe>
        <universe xml:lang="FR">Nombre d'individus : 3807</universe>
        <universe xml:lang="EN">Number of individuals: 3807</universe>
        <universe xml:lang="FR">Recrutement via un fichier de population</universe>
        <universe xml:lang="EN">Recruiting through a population file</universe>
        <universe xml:lang="FR" level="Tranche d'âge">Adolescence (13 à 18 ans)</universe>
        <universe xml:lang="FR" level="Tranche d'âge">Adulte (19 à 24 ans)</universe>
        <universe xml:lang="EN" level="Age range">Adolescence (13 to 18 years)</universe>
        <universe xml:lang="EN" level="Age range">Adulthood (19 to 24 years)</universe>
        <universe xml:lang="FR" level="Type de population">Sujets malades</universe>
        <universe xml:lang="EN" level="Population type">Sick population</universe>
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        <universe xml:lang="EN" level="Pathology"/>
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        <universe xml:lang="EN" level="Sex">Female</universe>
        <dataKind xml:lang="FR">Bases de données issues d’enquêtes</dataKind>
        <dataKind xml:lang="EN">Study databases</dataKind>
        <dataKind xml:lang="FR">Etudes longitudinales (hors cohortes)</dataKind>
        <dataKind xml:lang="EN">Longitudinal study (except cohorts)</dataKind>
        <dataKind xml:lang="FR">Données cliniques : Visite médicale obligatoire au service interuniversitaire de médecine préventive et de promotion de la santé Paris Descartes.</dataKind>
        <dataKind xml:lang="FR">Données déclaratives : Auto-questionnaire papier</dataKind>
        <dataKind xml:lang="EN">Clinical data: Mandatory medical visit to the Paris Descartes interuniversity department of preventive medicine and health promotion</dataKind>
        <dataKind xml:lang="EN">Declarative data: Paper self-questionnaire</dataKind>
        <dataKind xml:lang="FR"/>
        <dataKind xml:lang="EN"/>
        <dataKind xml:lang="FR"/>
        <dataKind xml:lang="EN"/>
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        <collectorTraining/>
        <frequenc xml:lang="FR">Les patients seront suivis de façon prospective pendant 1 an.</frequenc>
        <frequenc xml:lang="EN">The patients will be monitored prospectively for 1 year.</frequenc>
        <sampProc xml:lang="FR">Étudiants en première année aux universités Paris 1, Paris 2, Paris 3, Paris 4, Paris 5, Paris Dauphine.</sampProc>
        <sampProc xml:lang="EN">First-year students at Universités Paris 1, Paris 2, Paris 3, Paris 4, Paris 5 and Paris Dauphine.</sampProc>
        <deviat/>
        <collMode xml:lang="FR">Examen médical : Visite médicale obligatoire au service interuniversitaire de médecine préventive et de promotion de la santé Paris Descartes.</collMode>
        <collMode xml:lang="EN">Medical registration: Mandatory medical visit to the Paris Descartes interuniversity department of preventive medicine and health promotion</collMode>
        <collMode xml:lang="FR">Auto-questionnaire papier : Questionnaire de 17 items sur leur âge de consommation et les effets subjectifs ressentis </collMode>
        <collMode xml:lang="EN">Paper self-questionnaire: Questionnaire de 17 items sur leur âge de consommation et les effets subjectifs ressentis </collMode>
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      <relPubl xml:lang="FR">http://www.ncbi.nlm.nih.gov/pubmed/24445906</relPubl>
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