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Implications of advancing paternal age: does it affect offspring school performance?
Anna C Svensson1, Kathryn Abel, Christina Dalman
1Division of Public Health Epidemiology, Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden. Anna.Svensson@ki.se
Plos One
|September 30, 2011
Summary
Delayed fatherhood does not negatively impact adolescent academic performance. Children of older fathers (50+) showed similar or slightly improved school leaving grades compared to younger fathers.
Area of Science:
- Reproductive Health
- Pediatrics
- Educational Psychology
Background:
- Global trend of increasing average paternal age.
- Uncertainty regarding the impact of delayed fatherhood on child neurodevelopment and cognitive function.
- Previous studies suggest equivocal evidence of increased risk for neurodevelopmental disorders in children of older fathers.
Purpose of the Study:
- To investigate the association between paternal age and scholastic achievement in adolescents.
- To analyze compulsory school leaving grades as an indicator of academic performance.
- To examine this relationship in recent birth cohorts in Stockholm County, a region with high rates of delayed paternity.
Main Methods:
- Record-linkage study of all individuals completing 9 years of compulsory school in Stockholm County (2000-2007).
- Data sourced from administrative and health service registers, including school leaving grades and parental characteristics.
- Multiple linear regression analysis adjusted for covariates like maternal age, parental education, and parental mental health service use.
Main Results:
- No statistically significant association found between advancing paternal age and decreased school leaving grades.
- Offspring of fathers aged 50 years or older had, on average, 0.3 points higher grades than those of fathers aged 30-34 years, after adjustments.
- Confidence interval for the difference in grades was -3.8 to 4.4, indicating no substantial negative impact.
Conclusions:
- Advancing paternal age is not linked to poorer adolescent academic performance.
- Potential adverse effects of delayed paternity on offspring cognitive function may be offset by other benefits.
- The study suggests that delayed fatherhood does not hinder scholastic achievement in offspring.
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