Lifetime exposure to air pollution and academic achievement: A nationwide cohort study in Denmark
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View abstract on PubMed
Summary
This summary is machine-generated.Air pollution negatively impacts children's academic performance. Exposure to fine particulate matter (PM2.5) and PM10 significantly lowered Grade Point Averages, especially in math and science subjects.
Area Of Science
- Environmental Health
- Pediatric Health
- Educational Psychology
Background
- Emerging research links air pollution to cognitive development in children.
- Studies investigating air pollution's effect on academic achievement are growing.
Purpose Of The Study
- To examine the association between long-term air pollution exposure and academic performance in 9th-grade students.
- To assess the impact of particulate matter (PM2.5, PM10) and gaseous pollutants on Grade Point Average (GPA).
Main Methods
- Nationwide cohort study in Denmark involving 785,312 children (born 1989-2005).
- Analysis of 16 years of air pollution exposure data.
- Linear mixed models used to assess the relationship between pollutant levels and GPA in exit examinations.
Main Results
- A 5 µg/m³ increase in PM2.5 and PM10 was linked to a decrease in GPA by 0.99 and 0.46 points, respectively.
- Negative associations were stronger for mathematics and natural sciences than language subjects.
- Girls and children of non-Danish mothers showed increased susceptibility to air pollution's adverse effects.
Conclusions
- Long-term exposure to air pollution can negatively affect children's academic achievement.
- Interventions promoting healthier environments are crucial for supporting children's cognitive development and academic success.
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