Last update : 05/06/2021 | Version : 1 | ID : 73876
| General | |
| Identification | |
| Detailed name | Study on the impact of Covid-19 on use, practices and health among regular cannabis users | 
| Sign or acronym | CANNAVID | 
| CNIL registration number, number and date of CPP agreement, AFSSAPS (French Health Products Safety Agency) authorisation | CNIL 2217595 | 
| General Aspects | |
| Medical area | Infectious diseases Psychology and psychiatry | 
| Study in connection with Covid-19 | Yes | 
| Pathology (details) | addiction, inflammatory diseases, psychiatric disorders, cardiac or vascular disease, obesity or other metabolic disease, respiratory diseases, infectious diseases, cancer | 
| Health determinants | Addictions Healthcare system and access to health care services Lifestyle and behavior Occupation Social and psychosocial factors | 
| Keywords | Cannabis and other illicit substances, Covid-19, mental health, pain, lockdown | 
| Scientific investigator(s) (Contact) | |
| Name of the director | Roux | 
| Surname | Perrine | 
| Address | Sciences Economiques et Sociales de la Santé et Traitement de l'Information Médicale<br>Faculté de médecine<br>27 bd Jean Moulin<br>13005 Marseille | 
| Phone | +33(0)4 13 73 22 78 | 
| perrine.roux@inserm.fr | |
| Unit | UMR 1252 SESSTIM | 
| Organization | Inserm | 
| Collaborations | |
| Participation in projects, networks and consortia | No | 
| Funding | |
| Funding status | Mixed | 
| Details | no funding for this study | 
| Governance of the database | |
| Sponsor(s) or organisation(s) responsible | Bus 31/32 Association (CSAPA, CAARUD) | 
| Organisation status | Private | 
| Presence of scientific or steering committees | Yes | 
| Labelling and database evaluation | internal audit | 
| Additional contact | |
| Name of the contact | Lebrun Gadelius | 
| Surname | Maela | 
| Address | Bus 31/32<br>4 avenue Rostand <br>13003 Marseille<br> | 
| Phone | 04 95 04 56 06 | 
| maela.lebrun@bus3132.org | |
| Organization | Bus 31/32 | 
| Main features | |
| Type of database | |
| Type of database | Study databases | 
| Study databases (details) | Repeated cross-sectional studies (except case control studies) | 
| Database recruitment is is made on the basis of: | Another treatment or procedure | 
| Database recruitment is carried out as part of an interventional study | No | 
| Additional information regarding sample selection. | Promotion of the study via different websites aimed at cannabis users (patient or harm reduction associations, social network). | 
| Database objective | |
| Main objective | Evaluate the impact of the different lockdowns on cannabis use practices among daily users, psychoactive substance use and the onset of related symptoms (withdrawal, pain, sleep disorders, anxiety, depression). | 
| Inclusion criteria | Daily cannabis users or individuals having taken part in the previous CANNAVID series for questionnaires completed from the second lockdown; Aged over 18 years; Able to understand French; Residing in France; Agreeing to take part in the study and having expressed their non-objection. | 
| Population type | |
| Age | Adulthood (19 to 24 years) Adulthood (25 to 44 years) Adulthood (45 to 64 years) Elderly (65 to 79 years) Great age (80 years and more) | 
| Population covered | General population | 
| Pathology | |
| Gender | Male Woman Other | 
| Geography area | National | 
| Detail of the geography area | France | 
| Data collection | |
| Dates | |
| Date of first collection (YYYY or MM/YYYY) | 2020 | 
| Date of last collection (YYYY or MM/YYYY) | 2020 | 
| Size of the database | |
| Size of the database (number of individuals) | [1000-10 000[ individuals | 
| Details of the number of individuals | First lockdown: 4,019 participants | 
| Data | |
| Database activity | Current data collection | 
| Type of data collected | Declarative data | 
| Declarative data (detail) | Internet self-questionnaire | 
| Details of collected declarative data | Sociodemographic characteristics (age, gender, level of education, accommodation, parenthood), before and during the lockdown (accommodation, professional activity, recourse to a food bank); psychoactive substance use (use, supply, storage, quantities used, adverse reactions, withdrawal symptoms, substance analyses, penalties due to cannabis use) before and during the lockdown, changes in use between lockdowns; health status and practices (chronic disorders, treatments, symptoms of Covid-19, overdoses, medical appointments, Hospital Anxiety and Depression scale before and during the lockdown. | 
| Presence of a biobank | No | 
| Health parameters studied | Health event/morbidity Quality of life/health perception | 
| Quality of life/perceived health (detail) | state of health before and during the lockdown | 
| Procedures | |
| Data collection method | Data collection via the internet | 
| Classifications used | Hospital Anxiety and Depression scale, withdrawal symptoms (American Psychiatric Association 2013), ICD-10 | 
| Quality procedure(s) used | methodology centre specialised in epidemiological studies | 
| Participant monitoring | Yes | 
| Details on monitoring of participants | please state whether the participant took part in the first questionnaire series | 
| Followed pathology | F10-F19 - Mental and behavioural disorders due to psychoactive substance use | 
| Links to administrative sources | No | 
| Promotion and access | |
| Promotion | |
| Link to the document | https://www.cairn.info/revue-psychotropes-2020-2-page-141.htm | 
| Description | CANNAVID survey: Changes in cannabis use among daily users during the Covid-19 pandemic | 
| Other information | Preliminary results available on: https://infogram.com/cannavid-resultats-preliminaires-1hzj4onmnjlo2pw?live | 
| Access | |
| Dedicated website | https://cannavid.limequery.com/439624?lang=fr | 
| Presence of document that lists variables and coding procedures | Yes | 
| Terms of data access (charter for data provision, format of data, availability delay) | Methods for accessing the database are in the process of being defined | 
| Access to aggregated data | Access on specific project only | 
| Access to individual data | Access on specific project only | 
Partners - FAQ - Contact - Site map - Legal notices - Administration - Updated on December 15 2020 - Version 4.10.05