Predictors of intelligence at the age of 5: family, pregnancy and birth characteristics, postnatal influences, and postnatal growth

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Predictors of intelligence at the age of 5 : family, pregnancy and birth characteristics, postnatal influences, and postnatal growth. / Eriksen, Hanne-Lise Falgreen; Kesmodel, Ulrik Schiøler; Underbjerg, Mette; Kilburn, Tina Røndrup; Bertrand, Jacquelyn; Mortensen, Erik Lykke.

In: P L o S One, Vol. 8, No. 11, 2013, p. e79200.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Eriksen, H-LF, Kesmodel, US, Underbjerg, M, Kilburn, TR, Bertrand, J & Mortensen, EL 2013, 'Predictors of intelligence at the age of 5: family, pregnancy and birth characteristics, postnatal influences, and postnatal growth', P L o S One, vol. 8, no. 11, pp. e79200. https://doi.org/10.1371/journal.pone.0079200

APA

Eriksen, H-L. F., Kesmodel, U. S., Underbjerg, M., Kilburn, T. R., Bertrand, J., & Mortensen, E. L. (2013). Predictors of intelligence at the age of 5: family, pregnancy and birth characteristics, postnatal influences, and postnatal growth. P L o S One, 8(11), e79200. https://doi.org/10.1371/journal.pone.0079200

Vancouver

Eriksen H-LF, Kesmodel US, Underbjerg M, Kilburn TR, Bertrand J, Mortensen EL. Predictors of intelligence at the age of 5: family, pregnancy and birth characteristics, postnatal influences, and postnatal growth. P L o S One. 2013;8(11):e79200. https://doi.org/10.1371/journal.pone.0079200

Author

Eriksen, Hanne-Lise Falgreen ; Kesmodel, Ulrik Schiøler ; Underbjerg, Mette ; Kilburn, Tina Røndrup ; Bertrand, Jacquelyn ; Mortensen, Erik Lykke. / Predictors of intelligence at the age of 5 : family, pregnancy and birth characteristics, postnatal influences, and postnatal growth. In: P L o S One. 2013 ; Vol. 8, No. 11. pp. e79200.

Bibtex

@article{a096112fcb254383be2c85546cecc3c0,
title = "Predictors of intelligence at the age of 5: family, pregnancy and birth characteristics, postnatal influences, and postnatal growth",
abstract = "Parental education and maternal intelligence are well-known predictors of child IQ. However, the literature regarding other factors that may contribute to individual differences in IQ is inconclusive. The aim of this study was to examine the contribution of a number of variables whose predictive status remain unclarified, in a sample of basically healthy children with a low rate of pre- and postnatal complications. 1,782 5-year-old children sampled from the Danish National Birth Cohort (2003-2007) were assessed with a short form of the Wechsler Preschool and Primary Scale of Intelligence - Revised. Information on parental characteristics, pregnancy and birth factors, postnatal influences, and postnatal growth was collected during pregnancy and at follow-up. A model including study design variables and child's sex explained 7% of the variance in IQ, while parental education and maternal IQ increased the explained variance to 24%. Other predictors were parity, maternal BMI, birth weight, breastfeeding, and the child's head circumference and height at follow-up. These variables, however, only increased the explained variance to 29%. The results suggest that parental education and maternal IQ are major predictors of IQ and should be included routinely in studies of cognitive development. Obstetrical and postnatal factors also predict IQ, but their contribution may be of comparatively limited magnitude.",
author = "Eriksen, {Hanne-Lise Falgreen} and Kesmodel, {Ulrik Schi{\o}ler} and Mette Underbjerg and Kilburn, {Tina R{\o}ndrup} and Jacquelyn Bertrand and Mortensen, {Erik Lykke}",
year = "2013",
doi = "10.1371/journal.pone.0079200",
language = "English",
volume = "8",
pages = "e79200",
journal = "P L o S One",
issn = "1932-6203",
publisher = "Public Library of Science",
number = "11",

}

RIS

TY - JOUR

T1 - Predictors of intelligence at the age of 5

T2 - family, pregnancy and birth characteristics, postnatal influences, and postnatal growth

AU - Eriksen, Hanne-Lise Falgreen

AU - Kesmodel, Ulrik Schiøler

AU - Underbjerg, Mette

AU - Kilburn, Tina Røndrup

AU - Bertrand, Jacquelyn

AU - Mortensen, Erik Lykke

PY - 2013

Y1 - 2013

N2 - Parental education and maternal intelligence are well-known predictors of child IQ. However, the literature regarding other factors that may contribute to individual differences in IQ is inconclusive. The aim of this study was to examine the contribution of a number of variables whose predictive status remain unclarified, in a sample of basically healthy children with a low rate of pre- and postnatal complications. 1,782 5-year-old children sampled from the Danish National Birth Cohort (2003-2007) were assessed with a short form of the Wechsler Preschool and Primary Scale of Intelligence - Revised. Information on parental characteristics, pregnancy and birth factors, postnatal influences, and postnatal growth was collected during pregnancy and at follow-up. A model including study design variables and child's sex explained 7% of the variance in IQ, while parental education and maternal IQ increased the explained variance to 24%. Other predictors were parity, maternal BMI, birth weight, breastfeeding, and the child's head circumference and height at follow-up. These variables, however, only increased the explained variance to 29%. The results suggest that parental education and maternal IQ are major predictors of IQ and should be included routinely in studies of cognitive development. Obstetrical and postnatal factors also predict IQ, but their contribution may be of comparatively limited magnitude.

AB - Parental education and maternal intelligence are well-known predictors of child IQ. However, the literature regarding other factors that may contribute to individual differences in IQ is inconclusive. The aim of this study was to examine the contribution of a number of variables whose predictive status remain unclarified, in a sample of basically healthy children with a low rate of pre- and postnatal complications. 1,782 5-year-old children sampled from the Danish National Birth Cohort (2003-2007) were assessed with a short form of the Wechsler Preschool and Primary Scale of Intelligence - Revised. Information on parental characteristics, pregnancy and birth factors, postnatal influences, and postnatal growth was collected during pregnancy and at follow-up. A model including study design variables and child's sex explained 7% of the variance in IQ, while parental education and maternal IQ increased the explained variance to 24%. Other predictors were parity, maternal BMI, birth weight, breastfeeding, and the child's head circumference and height at follow-up. These variables, however, only increased the explained variance to 29%. The results suggest that parental education and maternal IQ are major predictors of IQ and should be included routinely in studies of cognitive development. Obstetrical and postnatal factors also predict IQ, but their contribution may be of comparatively limited magnitude.

U2 - 10.1371/journal.pone.0079200

DO - 10.1371/journal.pone.0079200

M3 - Journal article

C2 - 24236109

VL - 8

SP - e79200

JO - P L o S One

JF - P L o S One

SN - 1932-6203

IS - 11

ER -

ID: 74178575