Release date represents the date figures were accessed.
HME measures the sum of the prevalence of 15 NTDs per 100,000 that are currently measured in the annual Global Burden of Disease study: human African trypanosomiasis, Chagas disease, cystic echinococcosis, cysticercosis, dengue, food-borne trematodiases, Guinea worm, soil-transmitted helminths (hookworm, trichuriasis, and ascariasis), leishmaniasis, leprosy, lymphatic filariasis, onchocerciasis, rabies, schistosomiasis, and trachoma.
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Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023
In 1990, there were around 45.3 thousand cases of 15 neglected tropical diseases (NTDs) per 100,000 population worldwide. By 2023, that figure had decreased to only around 13.3 thousand cases per 100,000 population. This statistic illustrates the prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023.
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Gates Foundation. (August 21, 2025). Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population) [Graph]. In Statista. Retrieved May 08, 2026, from https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/
Gates Foundation. "Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population)." Chart. August 21, 2025. Statista. Accessed May 08, 2026. https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/
Gates Foundation. (2025). Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population). Statista. Statista Inc.. Accessed: May 08, 2026. https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/
Gates Foundation. "Prevalence of 15 Neglected Tropical Diseases Worldwide from 1990 to 2023 (per 100,000 Population)." Statista, Statista Inc., 21 Aug 2025, https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/
Gates Foundation, Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population) Statista, https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/ (last visited May 08, 2026)
Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2023 (per 100,000 population) [Graph], Gates Foundation, August 21, 2025. [Online]. Available: https://www.statista.com/statistics/1344875/prevalence-of-neglected-tropical-diseases-worldwide/