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Vaccination Disparities in Sub-Saharan Africa

Vaccination rates vary widely among children in Sub-Saharan Africa.

Sancho Pedro Xavier, Manuel Mahoche, Patrícia Helen Rondó, Ageo Mário da Silva, Renzo Flores-Ortiz, Audêncio Victor

― 6 min read


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Table of Contents

Vaccination is one of the best ways to keep kids safe from serious Diseases. It helps protect children from illnesses that can lead to death, especially in poorer parts of the world. The World Health Organization (WHO) believes that vaccines save between 2 to 3 million lives each year worldwide. However, not all children receive the vaccines they need, especially in low- and middle-income countries. Issues such as social, economic, and cultural factors often get in the way of parents getting vaccines for their kids.

Challenges in Sub-Saharan Africa

Sub-Saharan Africa faces some big challenges with vaccine coverage. There are huge differences in Vaccination Rates not just between countries, but even within the same country. These differences often relate to things like how educated the mother is, the family’s economic situation, where they live (in the city versus the countryside), and how much information they have about vaccines. Because of these factors, many families that need help the most are often the least protected, making health issues even worse.

Research shows that mothers who have more education are much better at making sure their kids get their vaccines on time. Families that are better off financially also have more access to healthcare services, which means their children are more likely to get the vaccines they need. People living in cities generally have better healthcare facilities, which makes it easier for them to get vaccinated compared to those in rural areas, where services might be limited.

Another factor that can affect vaccine coverage is religion. In places where there are many different cultures and religions, the religion a family follows can influence how likely they are to accept vaccines. For example, studies have shown that children from Muslim families often have lower vaccination rates compared to children from Christian families in certain areas.

What the Study Involved

A study looked at vaccination rates among children aged 12 to 23 months in ten countries in Sub-Saharan Africa. The countries involved were Ghana, Nigeria, Liberia, Guinea, Gambia, Ethiopia, Côte d’Ivoire, Benin, Burkina Faso, and Cameroon. Data was taken from large surveys that track health trends in these regions. These surveys collect information about maternal and Child health, which includes vaccination rates.

The researchers focused on full vaccination coverage, which means a child received all the needed vaccines: one dose of the BCG vaccine, three doses of the polio vaccine, three doses of the pentavalent vaccine, and one dose of the measles vaccine. They also looked at various factors that could affect vaccination coverage, such as the mother’s education level, marital status, occupation, access to healthcare, and family income.

Results of the Study

The study found that vaccination rates varied widely across the ten countries. Gambia had the highest vaccination rate at 86.4%, while Guinea lagged behind with just 21.2%. Interestingly, in Ghana, the BCG vaccine coverage was a solid 95.1%, while Nigeria showed lower rates for other vaccines, with only 50.1% for DPT3 and 47.2% for Polio 3.

Several factors impacted vaccination rates. Religion played a big role; children from Christian families had better vaccination rates than those from families with other religions. Also, children living in cities generally had better vaccine coverage compared to their peers in rural areas. Education was another key finding; children of more educated mothers were more likely to be vaccinated. Wealthier families also had better access to vaccinations.

In Gambia, there was a surprising twist: rural children had lower vaccination rates compared to those in cities. This might be due to fewer services available and less awareness about vaccines. But in some areas, rural children actually had higher rates, showing that results can differ based on local conditions.

Importance of Maternal Education and Healthcare Access

The study highlighted how important it is for mothers to be educated. For instance, in Ghana, children of educated mothers were 3.6 times more likely to be fully vaccinated compared to those whose mothers had no formal education. This pattern held true in other countries as well, showing that education really matters when it comes to ensuring children get their vaccines.

Access to healthcare facilities also played a big role. Children born in hospitals generally had better vaccination rates. Hospitals provide parents with information about vaccinations, and they usually have the vaccines available right there, which makes it more likely that children will be fully vaccinated.

Mothers who attend prenatal care also tend to have better vaccination rates for their children. This is likely because doctors and nurses can discuss the importance of vaccinations during these visits, helping parents understand when vaccines should be given.

The Bigger Picture

While some countries like Gambia, Ghana, and Burkina Faso are doing well in terms of vaccination rates, others like Nigeria and Guinea are struggling. Only about 60% of children aged 12 to 23 months across Sub-Saharan Africa get all their vaccines. To put that in perspective, countries like India and China have better rates, with 60.9% and 83.1%, respectively.

These differences in vaccination rates can be tied to various factors, such as the quality of healthcare systems, vaccination policies, and public awareness about the importance of immunization. This means there is a lot of work to do to ensure all children have access to vaccines, especially in the regions that need it the most.

Conclusion

In conclusion, vaccination is a vital tool in preventing dangerous diseases in children. However, barriers such as education, wealth, and access to healthcare can create significant disparities in vaccination coverage. Addressing these inequalities requires a concerted effort from governments, healthcare providers, and communities to improve education, raise awareness, and ensure that vaccines are available to everyone, regardless of where they live or their economic status.

Improving vaccination rates is not just about distributing vaccines; it’s about changing the way people think and providing them with the resources needed to say "yes" to vaccinations. By focusing on education and improving healthcare access, we can work towards a future where every child has the chance to be healthy and protected against preventable diseases. And who wouldn’t want to see kids laughing and playing, free from the threat of illness?

Original Source

Title: Addressing inequalities in vaccination coverage among children aged 12 to 23 months in ten Sub-Saharan African countries: Insights from DHS and MIS Data (2017-2022)

Abstract: IntroductionVaccination is one of the most effective public health interventions for preventing and controlling infectious diseases, particularly in low- and middle-income countries. This study analyzed disparities in vaccination coverage among children aged 12 to 23 months in ten Sub-Saharan African (SSA) countries. MethodsA cross-sectional study using data from Demographic and Health Surveys (DHS) and Multiple Indicator Cluster Surveys (MICS) collected between 2017 and 2022 in ten Sub-Saharan African countries. The primary outcome was full vaccination coverage. Logistic regression models were applied to identify factors associated with the outcome. ResultsFull vaccination coverage rates varied significantly across countries, with Gambia presenting the highest rate (86.4%) and Guinea the lowest (21.2%). Factors associated with full vaccination coverage included place of residence, maternal education and age, economic status, place of delivery, possession of a health card, and attendance at prenatal care services. ConclusionThe study highlighted significant disparities in vaccination coverage among children in Sub-Saharan Africa, influenced by sociodemographic and economic factors. Investing in maternal education, improving economic conditions, and strengthening healthcare infrastructure are essential measures to reduce these inequalities.

Authors: Sancho Pedro Xavier, Manuel Mahoche, Patrícia Helen Rondó, Ageo Mário da Silva, Renzo Flores-Ortiz, Audêncio Victor

Last Update: 2024-12-14 00:00:00

Language: English

Source URL: https://www.medrxiv.org/content/10.1101/2024.12.13.24318976

Source PDF: https://www.medrxiv.org/content/10.1101/2024.12.13.24318976.full.pdf

Licence: https://creativecommons.org/licenses/by/4.0/

Changes: This summary was created with assistance from AI and may have inaccuracies. For accurate information, please refer to the original source documents linked here.

Thank you to medrxiv for use of its open access interoperability.

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