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High sugar content and body mass index: modelling pathways around the first 1000 d of life, BRISA cohort
Dâmaris Alves Silva Pinto1, Joelma Ximenes Prado Teixeira Nascimento2, Luana Lopes Padilha1
1Programa de Pós-Graduação em Saúde Coletiva, Universidade Federal do Maranhão, 155 Barão de Itapary-Centro, São Luís, MA 65020-070, Brasil.
Insights
Maternal obesity and high sugary drink intake during pregnancy increase children's early exposure to added sugars. These unhealthy dietary patterns often persist through the first 1000 days of life, impacting long-term health.
Area of Science:
- Public Health
- Nutritional Epidemiology
- Child Development
Background:
- Limited research exists on sugar consumption during the critical first 1000 days of life.
- Understanding early life dietary habits is crucial for preventing long-term health issues.
Purpose of the Study:
- To model the relationship between maternal pre-pregnancy BMI and sugary drink consumption during pregnancy.
- To investigate the impact on children's early exposure to high-sugar products and BMI z-score by age two.
Main Methods:
- Utilized data from the BRISA cohort in São Luís, Brazil.
- Employed structural equation modeling to analyze prenatal factors, birth weight, breastfeeding, and early childhood dietary intake and BMI.
Main Results:
- Higher maternal pre-pregnancy BMI and increased sugary drink consumption during pregnancy were linked to higher intake of added sugars in children by age two.
- No significant effect on offspring weight was observed at this early stage.
Conclusions:
- Maternal obesity and high sugary drink consumption during pregnancy contribute to increased early childhood exposure to added sugars.
- These findings highlight the perpetuation of unhealthy dietary behaviors within the first 1000 days of life.
Objective:
Few studies are focused on sugar consumption around the first 1000 d of life. Thus, this work modelled the pathways linking the consumption of sugary drinks in pregnancy and maternal pre-gestational BMI to early child’s exposure to products with high sugar content and to BMI z-score in the second year of life.
Design:
BRISA cohort, São Luís, Brazil was used from the baseline to the follow-up at the second year of life.
Setting:
A theoretical model was constructed to analyse associations between variables from prenatal period (socio-economic status, age, frequency of sugary drinks consumption during pregnancy and pre-gestational BMI), birth weight, exclusive breast-feeding and two outcomes: higher calories from products with added sugar as a percentage of the total daily energy intake and BMI z-score at follow-up at the first 2 years of life, using structural equation modelling.
Participants:
Data of pregnant women (n 1136) and their offspring.
Results:
Higher pre-gestational BMI (standardised coefficient (SC) = 0·100; P = 0·008) and higher frequency of sugary drinks consumption during pregnancy (SC = 0·134; P < 0·001) resulted in high percentage of daily calories from products with added sugar in the second year of child, although no yet effect was observed on offspring weight at that time.
Conclusions:
Maternal obesity and sugary drinks consumption in pregnancy increased the risk of early exposure (before to 2 years) and high exposure of child to added sugar, showing perpetuation of the unhealthy dietary behaviours in the first 1000 d of life.
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