ITMO public health
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 |
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