Prevalence of 15 neglected tropical diseases worldwide 1990-2020

In 1990, there were around 43.1 thousand cases of 15 neglected tropical diseases (NTDs) per 100,000 population worldwide. By 2020, that figure had decreased to only around 12.1 thousand cases per 100,000 population. This statistic illustrates the prevalence of 15 neglected tropical diseases worldwide from 1990 to 2020.

Prevalence of 15 neglected tropical diseases worldwide from 1990 to 2020 (per 100,000 population)

Characteristic	Prevalence per 100,000 population
2020	12,100
2019	12,500
2018	13,100
2017	13,800
2016	14,600
2015	15,200
2014	15,900
2013	16,900
2012	18,000
2011	19,000
2010	19,800
2009	20,600
2008	21,600
2007	22,800
2006	23,900
2005	24,900
2004	26,000
2003	27,600
2002	29,200
2001	30,600
2000	31,500
1999	32,400
1998	33,900
1997	35,700
1996	37,300
1995	38,300
1994	39,100
1993	40,000
1992	41,000
1991	42,100
1990	43,100

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Release date

November 2022

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Region

Worldwide

Survey time period

From 1990 to 2020

Supplementary notes

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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