Abstract
Objective
To test the hypothesis that obesity is associated with impaired cognitive outcomes in the pre-school years.
Methods
Associations were examined between weight status at age 3-5 years and cognitive performance at age 5 years. Cognitive outcome measures were tests of pattern construction (visuospatial skills), naming vocabulary (expressive language skills), and picture similarity (reasoning skills). The sample was the UK Millennium Cohort Study (n = 12,349 participants).
Results
Boys with obesity at 3 years had significantly lower performance in pattern construction at age 5 years compared to those of a healthy weight, even after controlling for confounders (β = −0.029, P = 0.03). Controlling for confounders, boys who developed obesity between the ages of 3 and 5 years had lower scores in pattern construction (β = −0.03, P = 0.03). “Growing out” of obesity had a positive association with picture similarity performance in girls (β = 0.03, P = 0.04).
Conclusions
Obesity in the pre-school years was associated with poorer outcomes for some cognitive measures in this study. Stronger relationships between obesity and cognition or educational attainment may emerge later in childhood.
To test the hypothesis that obesity is associated with impaired cognitive outcomes in the pre-school years.
Methods
Associations were examined between weight status at age 3-5 years and cognitive performance at age 5 years. Cognitive outcome measures were tests of pattern construction (visuospatial skills), naming vocabulary (expressive language skills), and picture similarity (reasoning skills). The sample was the UK Millennium Cohort Study (n = 12,349 participants).
Results
Boys with obesity at 3 years had significantly lower performance in pattern construction at age 5 years compared to those of a healthy weight, even after controlling for confounders (β = −0.029, P = 0.03). Controlling for confounders, boys who developed obesity between the ages of 3 and 5 years had lower scores in pattern construction (β = −0.03, P = 0.03). “Growing out” of obesity had a positive association with picture similarity performance in girls (β = 0.03, P = 0.04).
Conclusions
Obesity in the pre-school years was associated with poorer outcomes for some cognitive measures in this study. Stronger relationships between obesity and cognition or educational attainment may emerge later in childhood.
Original language | English |
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Pages (from-to) | 207-214 |
Journal | Obesity |
Volume | 24 |
Issue number | 1 |
Early online date | 6 Dec 2015 |
DOIs | |
Publication status | Published - Jan 2016 |
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Josie Booth
- Moray House School of Education and Sport - Senior Lecturer
- Institute for Education, Community & Society
Person: Academic: Research Active