Treatment coverage for schistosomiasis in Sierra Leone

Sierra Leone: Treatment coverage for schistosomiasis was 73.2% in 2024. ▼ Falling

Latest (2024)
73.2%
Change on year
down 2.5%
World rank
11th
of 45 countries
All-time high
100.0%
in 2011
All-time low
11.2%
in 2009
Years of data
13
2009–2024

Treatment coverage for schistosomiasis in Sierra Leone, 2009–2024

204060801002009201620242009: 11.2 %2010: 99 %2011: 100 %2012: 98.9 %2013: 93.2 %2015: 100 %2016: 81.8 %2017: 99.8 %2019: 48.7 %2020: 35.7 %2022: 74.3 %2023: 75.1 %2024: 73.2 %

Source: World Health Organization (2025) – with minor processing by Our World in Data. Measured in %.

Analysis

Sierra Leone recorded 73.2% for treatment coverage for schistosomiasis in 2024.

Compared with earlier readings it is down 2.5% on the previous year and down 21.4% over ten years.

Over the whole period, treatment coverage for schistosomiasis in Sierra Leone peaked at 100.0% in 2011 and was at its lowest, 11.2%, in 2009.

Sierra Leone ranks 11th of 45 countries on this measure, in the top quarter.

The long-run direction has been consistently falling across the 13 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2000s 11.2% 11.2% 11.2% 1
2010s 90.2% 48.7% 100.0% 8
2020s 64.6% 35.7% 75.1% 4

Countries ranked near Sierra Leone

  1. 8 Laos 82.9% compare
  2. 9 Yemen 78.7% compare
  3. 10 Cambodia 76.0% compare
  4. 12 Somalia 68.5% compare
  5. 13 Benin 66.2% compare
  6. 14 Philippines 64.9% compare

See the full ranking of 45 places →

More reference data data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is treatment coverage for schistosomiasis in Sierra Leone?
Treatment coverage for schistosomiasis in Sierra Leone was 73.2% in 2024, according to World Health Organization (2025) – with minor processing by Our World in Data.
What is the highest treatment coverage for schistosomiasis recorded in Sierra Leone?
The highest recorded value was 100.0% in 2011.
What is the lowest treatment coverage for schistosomiasis recorded in Sierra Leone?
The lowest recorded value was 11.2% in 2009.
How does Sierra Leone rank for treatment coverage for schistosomiasis?
Sierra Leone ranks 11th out of 45 countries with data for 2024.
Is treatment coverage for schistosomiasis rising or falling in Sierra Leone?
Over the last ten years it is down 21.4%. The long-run trend across the full record is falling.
Where does this Sierra Leone data come from?
The figures come from World Health Organization (2025) – with minor processing by Our World in Data, published as part of Treatment coverage for schistosomiasis. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Treatment coverage for schistosomiasis
Unit
%
Source
World Health Organization (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
45 places, 573 data points, 2006–2024
Last refreshed

Drug coverage out of estimated population who require it.