Upper middle income

Income level is one of the strongest predictors of a country's disease burden and mortality profile. Upper middle income countries share common patterns in healthcare spending, infrastructure capacity, and population demographics that shape their leading causes of death. The World Bank classifies countries into four income groups based on gross national income per capita.

Use this page to compare mortality across upper middle income nations and explore how economic development relates to health outcomes. Data is sourced from the IHME Global Burden of Disease Study 2023.

Upper-middle-income countries (GNI per capita approximately $4,466-$13,845) are navigating the most dynamic phase of the epidemiological transition, experiencing a 'double burden' where non-communicable diseases are rapidly rising while communicable disease threats have not been fully controlled. This group includes large nations such as China, Brazil, Mexico, Turkey, Thailand, and South Africa, collectively representing billions of people. Cardiovascular disease is typically the leading killer, but unlike high-income countries, much of this burden is driven by undertreated hypertension and rheumatic heart disease rather than coronary artery disease alone. Cancer mortality is rising as tobacco use, dietary changes, and diagnostic capacity increase. Road traffic injuries claim a disproportionate toll — these countries have undergone rapid motorisation without commensurate investment in road safety infrastructure. Life expectancy averages 72-76 years but with wide variation: South Africa's HIV-driven life expectancy of 64 years contrasts sharply with China's 78 years. Under-five mortality rates range from 8 to 30 per 1,000 live births. Diabetes prevalence is surging as urbanisation and processed food consumption accelerate, with the Middle East, Pacific Islands, and parts of Latin America experiencing some of the world's highest rates.

Health systems in upper-middle-income countries typically feature expanding but incomplete universal coverage, growing specialist workforces, and increasing investment in hospital infrastructure. Health spending ranges from 4-8% of GDP. Out-of-pocket costs remain a barrier for many households, and catastrophic health expenditure pushes millions into poverty annually. These nations often have strong urban hospital systems but weak primary care and rural health services. Countries like Thailand and Turkey have achieved impressive UHC coverage, while others such as Brazil face persistent urban-rural and regional disparities. The transition from externally funded vertical disease programmes to domestically financed integrated systems is a key governance challenge.

The upper middle income category encompasses 54 countries and territories in this dataset, including China, Indonesia, Brazil, Mexico, Iran, Islamic Rep., Turkiye, Thailand, and South Africa. Explore individual country pages to see how mortality profiles vary within this income classification and how national policies and health investments shape outcomes across different causes of death.