Health: Share of Malaria Cases, by country
CountryShare of total malaria cases,
in %
NigeriaNigeria26.8
DR CongoDR Congo12.3
UgandaUganda5.1
MozambiqueMozambique4.2
AngolaAngola3.4
Burkina FasoBurkina Faso3.2
MaliMali3.2
TanzaniaTanzania3.2
NigerNiger3.1
Ivory CoastIvory Coast3.0
CameroonCameroon2.6
GhanaGhana2.1
BeninBenin2.1
EthiopiaEthiopia2.1
MalawiMalawi1.8
GuineaGuinea1.8
ChadChad1.5
ZambiaZambia1.5
  • Region: Worldwide
  • Time period: 2022
  • Published: Nov 2023

Data Analysis and Insights

Updated: Mar 29, 2024 | Published by: Statistico

Nigeria's dominant role in malaria cases

Nigeria accounts for a staggering 26.8% of the total malaria cases worldwide, which is more than double the share of DR Congo, the country with the second-highest percentage at 12.3%. This significant difference highlights Nigeria's critical position in the global fight against malaria.

Top three countries contribute over 40% of cases

The combined share of total malaria cases for Nigeria, DR Congo, and Uganda amounts to 44.2%, indicating that these three countries together bear almost half of the global malaria burden. This concentration suggests targeted interventions in these areas could have a substantial impact on global malaria reduction efforts.

Concentration in Sub-Saharan Africa

All countries listed are in Sub-Saharan Africa, underscoring the region's disproportionate burden of malaria. This geographical concentration suggests that environmental, socio-economic, and health system factors in this region play significant roles in the prevalence of malaria.

Closely ranked countries near the lower end

Countries like Cameroon, Ghana, Benin, and Ethiopia each contribute between 2.1% and 2.6% of total malaria cases, demonstrating a closely contested burden of disease in the middle tier of affected countries. This range suggests that efforts to reduce malaria in one country could significantly alter its global ranking.

Minor differences among middle-tier countries

The share of total malaria cases for countries ranked from Mali to Ivory Coast varies narrowly, from 3.2% to 3.0%. This slight variance indicates a relatively even distribution of malaria burden among these middle-tier countries, highlighting the need for regionally coordinated malaria control strategies.

Impact on specific countries

Nigeria, with its 26.8% share, and smaller countries like Malawi and Guinea, each with 1.8%, illustrate the broad spectrum of malaria's impact. This variation stresses the importance of tailored strategies that consider both the magnitude of cases in highly affected countries and the specific challenges of countries with smaller, yet significant, shares of the global burden.

Frequently Asked Questions

What percentage of malaria cases does Nigeria account for globally?

Nigeria accounts for 26.8% of the total malaria cases worldwide.

What is the combined share of total malaria cases for Nigeria, DR Congo, and Uganda?

Nigeria, DR Congo, and Uganda jointly bear 44.2% of the global malaria cases.

Terms and Definitions

Malaria is a life-threatening disease caused by parasites that are usually transmitted to people through bites from infected female Anopheles mosquitoes. Common symptoms include fever, headache, and chills, and if not treated within 24 hours, severe malaria can progress rapidly resulting in death.

Epidemiology is the study and analysis of the patterns, causes, and effects of health and disease conditions in defined populations. It is the cornerstone of public health, and shapes policy decisions and evidence-based practices by identifying risk factors for disease and targets for preventive healthcare.

Prevalence refers to the total number of people in a population who have a specific health condition or risk factor at a particular point in time, or over a specified period. Prevalence can indicate how widespread a disease or condition is within a population.

Morbidity is another term for illness. In medical contexts, morbidity can refer to the state of being diseased or unhealthy within a population. It is often used in relation to the level of health within populations to indicate how many people have a certain disease.

Mortality, in a medical and epidemiological context, refers to the rate of death within a population as a result of a particular disease, such as malaria. Mortality rate is a vital health status indicator that helps understand the severity of health problems in a given population.
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