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Early nonparental care and social behavior in elementary school : support for a social group adaptation hypothesis
(Wiley, 2015-08-06)
We examined the contribution of non-parental child care services received during the preschool years (i.e. between 5 months and 5 years) to the development of social behavior between kindergarten and the end of elementary ...
Intrinsic motivation and achievement in mathematics in elementary school : a longitudinal investigation of their association
Motivation and mathematical achievement
(Wiley, 2015-11)
This study examined the associations between intrinsic motivation and achievement in mathematics in a sample of 1,478 Canadian school‐age children followed from Grades 1 to 4 (ages 7–10). Children self‐reported their ...
Paternal age explains a major portion of de novo germline mutation rate variability in healthy individuals
(Public Library of Science, 2016-10-10)
De novo mutations (DNM) are an important source of rare variants and are increasingly being linked to the development of many diseases. Recently, the paternal age effect has been the focus of a number of studies that attempt ...
Co-morbidity between gambling problems and depressive symptoms: A longitudinal perspective of risk and protective factors
(Springer Verlag, 2016)
In both adolescents and adults, gambling problems and depressive symptoms co-occur and share some common risk factors (e.g., impulsivity and socio-family risk). However, little is known about (1) the developmental course ...
Victimization, suicidal ideation, and alcohol use from age 13 to 15 years : support for the Self-Medication Model
(Elsevier, 2017-04)
Purpose—Recent years have seen increased coverage of adolescent victimization and suicide.
Both adolescent peer victimization and substance use have been associated with suicidal ideation,
with evidence suggesting that all ...