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Infant temperament is associated with potentially obesogenic diet at 18 months
Margarete E Vollrath1, Serena Tonstad, Mary K Rothbart
1Department of Psychosomatics and Health Behavior, Norwegian Institute of Public Health, Oslo, Norway. margarete.vollrath@fhi.no
Insights
Infant temperament at 18 months is linked to maternal feeding of obesogenic foods and drinks. This association suggests early risk factors for childhood obesity development.
Area of Science:
- Pediatrics
- Developmental Psychology
- Public Health
Background:
- Infant temperament is a key developmental characteristic.
- Early feeding practices can influence long-term health outcomes, including obesity.
- Understanding the interplay between temperament and feeding is crucial for early intervention.
Purpose of the Study:
- To investigate the association between infant temperament at 18 months and maternal feeding of potentially obesogenic foods and drinks.
- To explore if infant temperament predicts the likelihood of consuming sweet foods, sweet drinks, and night-time caloric drinks.
Main Methods:
- Cross-sectional study of 40,266 mother-infant pairs from the Norwegian Mother and Child Cohort Study.
- Data collected via questionnaires assessing infant temperament (internalizing, externalizing, surgency/extraversion) and maternal feeding practices.
- Statistical analysis controlled for confounders such as child's gender, weight-for-height, breastfeeding, and maternal education.
Main Results:
- Infant temperament dimensions were significantly associated with maternal feeding of obesogenic items, independent of maternal negative affectivity.
- Internalizing infants were more likely to receive sweet foods, sweet drinks, and night-time drinks.
- Externalizing and surgent temperaments also showed associations with specific obesogenic feeding patterns.
Conclusions:
- Infant temperament is linked to maternal feeding patterns of potentially obesogenic foods and drinks.
- These associations suggest early developmental mechanisms contributing to later obesity risk.
- Further research is warranted to explore these early pathways to obesity.
Objective:
This study investigated whether infants' temperament at 18 months is associated with the feeding of foods and drinks that may increase the risk for later obesity.
Methods:
This was a cross-sectional study of mothers and infants (N = 40 266) participating in the Norwegian Mother and Child Cohort Study conducted by the Norwegian Institute of Public Health. Data were collected by questionnaire. Predictor variables were: infants' temperament at 18 months (internalizing, externalizing, and surgency/extraversion), and mothers' negative affectivity. Outcome variables were feeding of sweet foods, sweet drinks, and night-time caloric drinks at 18 months (all dichotomized). Confounders were child's gender, weight-for-height at 1 year, breastfeeding, and mother's level of education.
Results:
After controlling for confounders, infant temperament dimensions at 18 months were significantly associated with mothers' feeding of potentially obesogenic foods and drinks independent of mothers' negative affectivity. Infants who were more internalizing were more likely to be given sweet foods (OR 1.47, CI 1.32-1.65), sweet drinks (OR 1.76, CI 1.56-1.98), and drinks at night (OR 2.91, CI 2.54-3.33); infants who were more externalizing were more likely to be given sweet food (OR 1.53, CI 1.40-1.67) and sweet drinks (OR 1.22, CI 1.11-1.34); and infants who were more surgent were more likely to be given drinks at night (OR 1.66, CI 1.42-1.92).
Conclusions:
The association between infant temperament and maternal feeding patterns suggests early mechanisms for later obesity that should be investigated in future studies.
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