Prevalence and associated factors of undernutrition among adolescents in India: a systematic review
Jayashree Parida1, Bhavani Shankara Bagepally2, Prasanna Kumar Patra3
1Indian Council of Medical Research -Regional Medical Research Center, Bhubaneswar, Odisha, India.
Insights
Undernutrition remains a significant public health issue for Indian adolescents, with high rates of stunting and underweight. Addressing this requires integrated efforts and targeted interventions for this vulnerable population.
Area of Science:
- Public Health
- Adolescent Nutrition
- Systematic Review
Background:
- Undernutrition, including stunting and underweight, is a critical public health challenge affecting over 253 million adolescents (10-19 years) in India.
- Despite extensive interventions, nutritional status among Indian adolescents shows limited improvement.
- This systematic review addresses the prevalence and associated factors of undernutrition in this demographic.
Purpose of the Study:
- To determine the pooled prevalence of stunting and underweight among Indian adolescents.
- To identify key factors associated with undernutrition in this population.
Main Methods:
- A systematic review of peer-reviewed empirical studies published between 2000 and 2021 was conducted.
- Searches were performed across major e-databases including MEDLINE/PubMed, EMBASE, Google Scholar, and Cochrane Library.
- The Newcastle-Ottawa Scale assessed study quality, and a random-effect model was used for meta-analysis, with heterogeneity and publication bias assessed.
Main Results:
- Forty studies encompassing 67,865 adolescents were included.
- The pooled prevalence of stunting was 41.1% and underweight was 32.6% in Indian adolescents.
- Stunting was more prevalent in late adolescents, while underweight was higher in early adolescents. Age, gender, socioeconomic status, and parental education were significant associated factors.
Conclusions:
- Stunting and underweight prevalence among Indian adolescents remains alarmingly high.
- Integrated strategies are crucial for reducing undernutrition.
- Further research is needed to identify specific priorities for intervention.
Background:
Undernutrition is a major public health challenge among Indian adolescents in India where 253 million of them are in the age group of 10-19 years. In spite of several intensive efforts through various program interventions and care, research studies find a less encouraging improvement in nutritional scenarios. The present systematic review aimed to determine the pooled prevalence and associated factors of undernutrition (stunting and underweight) among Indian adolescents.
Methods:
We searched e-databases of MEDLINE/PubMed, EMBASE, Google Scholar, and Cochrane library for the period between the years 2000 and 2021. The peer-reviewed and empirical studies analyzing the prevalence of undernutrition among Indian adolescents and its associated factors were eligible for inclusion. The quality of the study reports included in the review was evaluated using the Newcastle-Ottawa Scale. The random-effect model with the Dersimonian and Laird method, at 95% confidence intervals, was used for estimating the overall effect. Subgroup analysis was conducted to investigate the possible sources of heterogeneity. Publication bias was assessed through visual examination of funnel plots and objectively by Egger's regression test.
Results:
A total of forty eligible studies with a pooled sample size of 67,865 adolescents were included to determine the prevalence of undernutrition among adolescents in India. The pooled prevalence of stunting and underweight in India was 41.1% (95% CI: 35.9, 46.0) and 32.6% (95% CI: 26.8, 37.1) respectively. It was also found that the rate of stunting prevalence was high among late adolescents and underweight was high among early adolescents. Age, gender, income, family size, caste, parental education, and occupation were the significant associated factors of the prevalence of stunting and underweight among adolescents in India.
Conclusion:
The prevalence of stunting and underweight among adolescents is still a high concern in India. The results of this review posit the need of an integrated effort to reduce undernutrition in India and identify research priorities in this field.
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