ArticleActa obstetricia et gynecologica Scandinavica2024
Preterm birth and subsequent intelligence and academic performance in youth: A cohort study.
Article in Acta obstetricia et gynecologica Scandinavica, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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3 citing papers in PubMed, 6 citations in OpenAlex.
- Effect of home environment on neuropsychiatric development in preterm infants discharged from NICU at 18 months corrected age.General psychiatry · 2025Article
- Quantitative cervicovaginal fluid fetal fibronectin: A liquid biopsy for intra-amniotic inflammation.Acta obstetricia et gynecologica Scandinavica · 2024Article
- Preterm birth and subsequent intelligence and academic performance in youth: A cohort study.Acta obstetricia et gynecologica Scandinavica · 2024Article
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6 authors at 3 institutions in 1 country.
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Abstract
introductionWorldwide, more children than before survive preterm birth. Preterm birth can affect long-term cognitive outcomes. The aim of our study was to investigate the association between preterm birth and academic performance and intelligence in youth. MATERIAL AND
methodsThis cohort study included all liveborn children in Denmark from 1978 to 2000. We used uni- and multivariable logistic and linear regressions to analyze associations between gestational age and school graduation, grade point average (GPA), attending conscription, and male intelligence scores at conscription. We adjusted for a priori defined potential confounders.
resultsThe study included 1 450 681 children and found an association between preterm birth and lower academic performance, with children born extremely preterm having the lowest odds of graduating from lower- and upper secondary education (LSE and USE) and appearing before the conscription board (odds ratios of 0.45 [0.38-0.54], 0.52 [0.46-0.59], and 0.47 [0.39-0.56] for LSE, USE, and conscription, respectively, compared to the term group). Statistically significant differences were observed in LSE for total GPA and core subject GPA with higher GPAs in the term group, which were considered clinically relevant for mathematics with a 0.71 higher grade point for the term compared to the extremely preterm. Conversely, USE differences were less evident, and in linear regression models we found that preterm birth was associated with higher GPAs in the adjusted analyses; however, this was not statistically significant. We demonstrated statistically significant differences in intelligence scores at conscription with lower scores in the three preterm groups (-5.13, -2.73, and - 0.76, respectively) compared to the term group.
conclusionsLow gestational age at birth was associated with not graduating from LSE and USE, achieving lower GPAs in LSE, not attending conscription, and lower intelligence scores in young adulthood. The findings remained significant after adjusting for potential confounders.
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