Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age

Children born preterm (≤ 37 weeks) are at higher risk of developing cognitive problems and score lower on cognitive developmental assessments than full-term children. The objective of the paper is to analyse the impact of correction for prematurity on IQ scores amongst preterm born children at schoo...

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Main Authors: Yolanda Sánchez-Sandoval, Agustina Lambrisca, Isabel Benavente-Fernández, Laura Lacalle, Melissa L. Martínez-Shaw
Format: Article
Language:English
Published: Colegio Oficial de Psicólogos de Madrid 2025-01-01
Series:Psicología Educativa: Revista de los Psicólogos de la Educación
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Online Access: https://journals.copmadrid.org/psed/art/psed2025a4
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author Yolanda Sánchez-Sandoval
Agustina Lambrisca
Isabel Benavente-Fernández
Laura Lacalle
Melissa L. Martínez-Shaw
author_facet Yolanda Sánchez-Sandoval
Agustina Lambrisca
Isabel Benavente-Fernández
Laura Lacalle
Melissa L. Martínez-Shaw
author_sort Yolanda Sánchez-Sandoval
collection DOAJ
description Children born preterm (≤ 37 weeks) are at higher risk of developing cognitive problems and score lower on cognitive developmental assessments than full-term children. The objective of the paper is to analyse the impact of correction for prematurity on IQ scores amongst preterm born children at school age. A sample of 153 Spanish school-age children were assessed using the WISC-V (Full Scale IQ and all indexes). Assessments were re-scored based on corrected age. Pairwise t-tests were used to analyse the difference in mean IQ scores between corrected age and uncorrected (chronological) age. WISC-V IQ scores <70, <85 and <90 were used to define the cognitive impairment level. Age-corrected scores were significantly higher than chronological age scores, except for processing speed. The percentage of children whose scores could be classified as cognitively impaired was not affected by the correction. When evaluating the cognitive skills in preterm children it should always be indicated whether or not prematurity correction was used, even at older ages, in order to avoid possible biases in the interpretation of the results.
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publishDate 2025-01-01
publisher Colegio Oficial de Psicólogos de Madrid
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series Psicología Educativa: Revista de los Psicólogos de la Educación
spelling doaj-art-e828979489f549098def7d01a2b82bd72025-01-21T18:16:33ZengColegio Oficial de Psicólogos de MadridPsicología Educativa: Revista de los Psicólogos de la Educación1135-755X2174-05262025-01-01311293610.5093/psed2025a411320559Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected AgeYolanda Sánchez-Sandoval0Agustina Lambrisca1Isabel Benavente-Fernández2Laura Lacalle3Melissa L. Martínez-Shaw4University of Cádiz, Spain, University of Cádiz, Spain;University of Cádiz, Spain, University of Cádiz, Spain;University of Cádiz, Spain, University of Cádiz, Spain;University of Cádiz, Spain, University of Cádiz, Spain;University of Cádiz, Spain, University of Cádiz, Spain;Children born preterm (≤ 37 weeks) are at higher risk of developing cognitive problems and score lower on cognitive developmental assessments than full-term children. The objective of the paper is to analyse the impact of correction for prematurity on IQ scores amongst preterm born children at school age. A sample of 153 Spanish school-age children were assessed using the WISC-V (Full Scale IQ and all indexes). Assessments were re-scored based on corrected age. Pairwise t-tests were used to analyse the difference in mean IQ scores between corrected age and uncorrected (chronological) age. WISC-V IQ scores <70, <85 and <90 were used to define the cognitive impairment level. Age-corrected scores were significantly higher than chronological age scores, except for processing speed. The percentage of children whose scores could be classified as cognitively impaired was not affected by the correction. When evaluating the cognitive skills in preterm children it should always be indicated whether or not prematurity correction was used, even at older ages, in order to avoid possible biases in the interpretation of the results. https://journals.copmadrid.org/psed/art/psed2025a4 preterm birthprematuritycognitive assessmentintelligence quotientiqage correctionschool agewisc-v
spellingShingle Yolanda Sánchez-Sandoval
Agustina Lambrisca
Isabel Benavente-Fernández
Laura Lacalle
Melissa L. Martínez-Shaw
Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
Psicología Educativa: Revista de los Psicólogos de la Educación
preterm birth
prematurity
cognitive assessment
intelligence quotient
iq
age correction
school age
wisc-v
title Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
title_full Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
title_fullStr Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
title_full_unstemmed Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
title_short Cognitive Assessment of Very Preterm School-age Children by Chronological vs. Corrected Age
title_sort cognitive assessment of very preterm school age children by chronological vs corrected age
topic preterm birth
prematurity
cognitive assessment
intelligence quotient
iq
age correction
school age
wisc-v
url https://journals.copmadrid.org/psed/art/psed2025a4
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AT lauralacalle cognitiveassessmentofverypretermschoolagechildrenbychronologicalvscorrectedage
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