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Understanding rapid infant weight gain prevention: a systematic review of quantitative and qualitative evidence
Torill A Rotevatn1, G J Melendez-Torres2, Charlotte Overgaard1
1Public Health and Epidemiology Group, Department of Health Science and Technology, Aalborg University, Aalborg, Denmark.
Insights
Preventing rapid infant weight gain (RIWG) is key to tackling childhood obesity. Interventions show small but significant results, particularly in the first year, but more research is needed.
Area of Science:
- Pediatrics
- Public Health
- Obesity Prevention
Background:
- Rapid infant weight gain (RIWG) is a significant risk factor for childhood overweight and obesity.
- Preventing RIWG is a crucial strategy for early years obesity prevention.
Purpose of the Study:
- To systematically review the effectiveness of interventions aimed at preventing RIWG.
- To explore the experiences of deliverers and recipients involved in these interventions.
- To identify key intervention components and processes for successful RIWG prevention.
Main Methods:
- Systematic search of quantitative and qualitative studies.
- Narrative and thematic synthesis of eligible papers.
- Intervention component analysis.
Main Results:
- Seven quantitative and seven qualitative studies were included.
- Most interventions showed small, significant effects on infant weight gain, more pronounced in the first year of life.
- Home-delivered interventions and stakeholder involvement appear beneficial.
Conclusions:
- The field of RIWG prevention is emerging, requiring more research on effectiveness and optimal content.
- Future interventions should consider parental, professional, and contextual factors for improved success.
- Long-term effects on overweight and obesity require further investigation.
Background:
Rapid infant weight gain (RIWG) is strongly related to childhood overweight and obesity, and prevention of RIWG is an approach to early years obesity prevention. This systematic review aimed to explore effectiveness, deliverers' and recipients' experiences of involvement, and key intervention components and processes of such prevention activities.
Methods:
Key databases and websites were searched systematically for quantitative and qualitative studies covering intervention effectiveness, experiences with intervention involvement or process outcomes. After duplicate screening and quality assessment, papers were analyzed through narrative synthesis, thematic synthesis and intervention component analysis.
Results:
Seven quantitative and seven qualitative studies were eligible for inclusion. Most intervention studies reported small, but significant results on infant weight gain. More significant results were measured on weight gain during the first compared with the second year of life. A weak evidence base made elaboration of the relationship between intervention effectiveness and content challenging. Home-delivered interventions may be more relevant for parents. Contextual factors, such as social norms, beliefs and professional identity should be considered during intervention development. Stakeholder involvement can be key to increase intervention acceptability and feasibility.
Conclusions:
The field of RIWG prevention is new and evolving, but more research is needed before further conclusions about intervention effectiveness and intervention content can be drawn. Future interventions should take parents, health professionals and other contextual needs into account to improve chances of success. More research on long-term effects on overweight and obesity is needed.
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