Quebec Longitudinal Study of Child Development

The main objective of QLSCD is to identify the precursors of children’s social adaptation, school adjustment, and well-being throughout their developmental trajectory. This study has information on young children’s (now young adults) health, behaviour and many other aspects of their life.

Types General population-based cohort
Participant Types No diagnosis
Countries Canada
Genders Male and Female
Sample sizes 0 to 4,999
Ages 0 to 9|10 to 19
Brain related measures
Funtional rating
Anthropometric Blood pressure|Height|Hip circumference|Waist circumference|Weight
Physical Cardiovascular
Biological samples Blood|Other|Saliva
Genotyping Gene screening
Brain imaging
Brain banking
Lifestyle Alcohol|Dietary habits|Physical activity|Smoking
Socio-economic Education|Family circumstances|Housing and accommodation|Income and finances|Occupation and employment
Health service utilisation Formal health and social care service utilisation including private care
Institute names Institut de la statistique du Québec
Current Sample Sizes 0 to 4,999

age at recruitment 5 months
last updated
recruitment period 1998
estimated current sample size number value
cohort acronym QLSCD
start date 1998
pi Bertrand Perron
website http://www.iamillbe.stat.gouv.qc.ca/default_an.htm
contact details Direction des enquêtes longitudinales et sociales
Institut de la statistique du Québec
1200, ave McGill College, bureau 500
Montréal, Qc. H3B 4J8
abstract  The main objective of QLSCD is to identify the precursors of children’s social adaptation,school adjustment, and well-being throughout their developmental trajectory
funders  Fondation Lucie et André Chagnon, Ministère de la Santé et des Services sociaux du Québec, Ministère de la Famille du Québec, Ministère de l’Éducation et de l’Enseignement supérieur du Québec, Institut de la statistique du Québec, Institut de recherche Robert-Sauvé en santé et en sécurité du travail, Centre hospitalier universitaire Sainte-Justine
contact email [email protected]; [email protected]
contact phone number (514) 873-4749 postes 6132 / 6126
estimated current sample size
sample sizes 2,120