Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo, Norway

@article{Lien2005IsRY,
  title={Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo, Norway},
  author={Lars Lien and Kristian Tambs and Brit Oppedal and Sonja Heyerdahl and Espen Bjertness},
  journal={BMC Public Health},
  year={2005},
  volume={5},
  pages={102 - 102}
}
BACKGROUND Several studies have shown that children who are relatively young within a school year are at greater risk for poorer school performance compared with their older peers. One study also reported that relative age within a school year is an independent risk factor for emotional and behavioral problems. The objective of this study was to test the hypothesis that relatively younger adolescents in the multiethnic population of Oslo have poorer school performance and more mental health… CONTINUE READING