Individual Study / QLSCD

Quebec Longitudinal Study of Child Development

Quebec Longitudinal Study of Child Development

QLSCD logo
Initiatives -
The initial main objective (1998-2015) was to identify factors that, coming into play during early childhood, affect the social adjustment and academic performance of young Quebecers. The revised main objective (2017-2023) is to gain a better understanding of the factors that, when implemented at different stages in life, are linked to the overall well-being of young adults in Québec.
Start Year
1998
Funding
principally funded by the ministère de la Santé et des Services sociaux (MSSS) (Ministry of Health and Social Services)
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Members

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Investigators Contacts
  • Dr. Nancy Illick
    Quebec Statistical Institute

Design

Study design
Population cohort
Follow Up
Infants were followed up annually from 5 months to about 4 years of age.

Marker Paper

Rouquette, A., Côté, S. M., Pryor, L. E., Carbonneau, R., Vitaro, F., & Tremblay, R. E. (2014). Cohort profile: the Quebec Longitudinal Study of Kindergarten Children (QLSKC). International journal of epidemiology, 43(1), 23–33. https://doi.org/10.1093/ije/dys177

PUBMED 23159828

Recruitment

Sources of Recruitment
  • Individuals

Number of participants

Number of participants
2,120
Number of participants with biosamples
Supplementary Information
This representative sample included children (single births except highly premature) born to mothers residing in Québec in 1997-1998, with the exception of Nord-du-Québec, Nunavik and Terres-Cries-de-la-Baie-James.

Access

Availability of data and biosamples

Data
Biosamples
Other

Availability of access information

On the study website : https://www.iamillbe.stat.gouv.qc.ca/a_propos/e...