Neglected tropical diseases

PCT databank

Soil-transmitted helminthiases

Soil-transmitted helminthiases situational analyses, core implementation data and trend data are provided through direct access to the interactive reports.

View interactive report on status of distribution and implementation

This query will show a table with countries in rows and indicators in columns. You can filter this table by region, country and year.

Latest update – 14 November 2017.


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Annual reports submitted by countries to WHO.
Population requiring PC 2003-2008: United Nations, Population Division, The World Population Prospects - the 2008 revision, New York, 2009.
From 2009 the estimates of the number of children (1-14 years of age) requiring PC have been revised. For details on methodology please access: Soil-transmitted helminthiases: estimates of the number of children needing preventive chemotherapy and number treated, 2009. Weekly Epidemiological Record, N°25, 2011, 86:257–268.

PC - Preventive Chemotherapy
Pre-SAC – pre-school age children aged => 1 and < 5 years
SAC – school age children aged => 5 and < 15years
Adults – individuals aged => 15 years.

Population requiring PC for STH - total population of Pre-SAC and SAC living in all the endemic areas in a country and which require preventive chemotherapy (PC).
Geographical coverage - proportion (%) of endemic administrative units covered by preventive chemotherapy in a country.
Programme coverage - proportion (%) of individuals treated as per programme target set.
National coverage - proportion (%) of the population requiring PC for STH in the country that have been treated.

Disclaimer: Unless otherwise specified, the preventive chemotherapy database reports information as provided by countries through World Health Organization reporting processes. All reasonable precautions have been taken to verify the information contained in this publication. In no event shall the World Health Organization be liable for damages arising from its use.