Socio-demographic disparities in basic under-two immunization coverage: insights from the 2016 Malawi demographic and
Ololade Julius Baruwa1, Monica Ewomazino Akokuwebe2, Oluwafemi John Adeleye3
1Centre for Social Sciences Research, University of Cape Town, Cape Town, Rondebosch, South Africa. baruwaololade@gmail.com.
Insights
Childhood immunization coverage in Malawi is low, with significant district and socio-demographic disparities. Interventions must address these gaps to improve child health outcomes.
Area of Science:
- Public Health
- Epidemiology
- Child Health
Background:
- Childhood immunization is crucial for preventing infectious diseases and reducing child mortality.
- This study investigates disparities in basic immunization coverage among children aged 12-23 months in Malawi.
Purpose of the Study:
- To examine variations in basic immunization coverage across Malawian districts.
- To explore socio-demographic factors associated with immunization disparities in children aged 12-23 months.
Main Methods:
- Cross-sectional study using 2016 Malawi Demographic and Health Survey (MDHS) data.
- Analysis of 3,248 children aged 12-23 months.
- Multivariate logistic regression and choropleth mapping to assess coverage and disparities across 28 districts.
Main Results:
- Only 77.1% of children received basic immunization, with coverage varying significantly by district.
- Highest coverage (84.9-90.7%) in Mwanza and Chiradzulu; lowest (65.3-68.0%) in Ntchisi, Blantyre, and Machinga.
- Maternal factors like high wealth index, rural residence, marriage, and secondary education were associated with higher immunization likelihood.
Conclusions:
- Low basic immunization coverage and socio-demographic disparities exist in Malawi.
- Tailored interventions, including educational campaigns and region-specific strategies, are needed to improve immunization rates.
Background:
Childhood immunization is a vital component of public health, preventing the spread of infectious diseases and reducing child mortality. This study examines variations in basic immunization coverage across districts and explores socio-demographic disparities in immunization coverage among children aged 12-23 months in Malawi.
Methods:
The study employed a cross-sectional design, utilizing data from the 2016 MDHS, a nationally representative survey. The analysis included 3,248 children aged 12-23 months. Socio-demographic variables, including the child's sex, maternal age, marital status (currently married), education, place of residence, region, wealth status, and employment status, were analysed using multivariate logistic regression models and a choropleth map to assess variations in basic immunization coverage across all 28 districts in Malawi.
Results:
The results showed that only 77.1% of children aged 12-23 months received basic immunization. The findings also highlighted significant variations in immunization coverage across different socio-demographic groups and among the 28 districts of Malawi. The highest coverage rates, ranging from 84.9 to 90.7%, were observed in Mwanza and Chiradzulu districts, while the lowest rates, between 65.3% and 68.0%, were found in Ntchisi, Blantyre, and Machinga districts. Multivariable analysis further indicated that children whose mothers were from a high household wealth index (OR = 1.45, 95% CI = 1.15-1.82), residing in rural areas (OR = 1.55, 95% CI = 1.20-2.01), currently married (OR = 1.33, 95% CI = 1.10-1.61), and with secondary or higher education (OR = 1.57, 95% CI = 1.11-2.21) were more likely to receive basic immunization.
Conclusion:
The study highlights low coverage of basic immunization in some districts as well as socio-demographic disparities in under-two immunization coverage in Malawi, necessitating tailored interventions such as educational campaigns and region-specific strategies.
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