Number of new reported cases of human African trypanosomiasis in Chad
Chad: Number of new reported cases of human African trypanosomiasis was 5 in 2025. ◆ Volatile
Number of new reported cases of human African trypanosomiasis in Chad, 1990–2025
Source: World Health Organization, Global Health Observatory.
Analysis
In 2025, number of new reported cases of human african trypanosomiasis in Chad stood at 5. That is the lowest value across all 36 years on record.
Compared with earlier readings it is down 92.5% over ten years.
Over the whole period, number of new reported cases of human african trypanosomiasis in Chad peaked at 715 in 2002 and was at its lowest, 5, in 2024.
Chad ranks 7th of 21 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Number of new reported cases of human African trypanosomiasis in Chad, year by year
| Year | Value | Change |
|---|---|---|
| 1990 | 20 | — |
| 1991 | 221 | +1005.0% |
| 1992 | 149 | -32.6% |
| 1993 | 65 | -56.4% |
| 1994 | 214 | +229.2% |
| 1995 | 315 | +47.2% |
| 1996 | 178 | -43.5% |
| 1997 | 122 | -31.5% |
| 1998 | 134 | +9.8% |
| 1999 | 187 | +39.6% |
| 2000 | 153 | -18.2% |
| 2001 | 138 | -9.8% |
| 2002 | 715 | +418.1% |
| 2003 | 222 | -69.0% |
| 2004 | 483 | +117.6% |
| 2005 | 190 | -60.7% |
| 2006 | 276 | +45.3% |
| 2007 | 97 | -64.9% |
| 2008 | 196 | +102.1% |
| 2009 | 510 | +160.2% |
| 2010 | 232 | -54.5% |
| 2011 | 276 | +19.0% |
| 2012 | 197 | -28.6% |
| 2013 | 195 | -1.0% |
| 2014 | 95 | -51.3% |
| 2015 | 67 | -29.5% |
| 2016 | 54 | -19.4% |
| 2017 | 28 | -48.1% |
| 2018 | 12 | -57.1% |
| 2019 | 16 | +33.3% |
| 2020 | 17 | +6.2% |
| 2021 | 15 | -11.8% |
| 2022 | 18 | +20.0% |
| 2023 | 7 | -61.1% |
| 2024 | 5 | -28.6% |
| 2025 | 5 | +0.0% |
Biggest year-on-year movements
Years where Number of new reported cases of human African trypanosomiasis in Chad changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1991 | +1005.0% | 20 | 221 |
| 2002 | +418.1% | 138 | 715 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 160.5 | 20 | 315 | 10 |
| 2000s | 298 | 97 | 715 | 10 |
| 2010s | 117.2 | 12 | 276 | 10 |
| 2020s | 11.17 | 5 | 18 | 6 |
Countries ranked near Chad
More health data for Chad
- Un projection of annual infant deaths, annual growth rate -0.9964 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.6578 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,071 deaths per 1,000 people (2090)
- Number of infants who die before age 1 41,435 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 245 (2025)
- Population ages 00-04, female, annual growth rate 3.76 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0898 units per person (2025)
- Population ages 00-04, male, annual growth rate 3.77 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
Frequently asked questions
- What is number of new reported cases of human african trypanosomiasis in Chad?
- Number of new reported cases of human african trypanosomiasis in Chad was 5 in 2025, according to World Health Organization, Global Health Observatory.
- What is the highest number of new reported cases of human african trypanosomiasis recorded in Chad?
- The highest recorded value was 715 in 2002.
- What is the lowest number of new reported cases of human african trypanosomiasis recorded in Chad?
- The lowest recorded value was 5 in 2024.
- How does Chad rank for number of new reported cases of human african trypanosomiasis?
- Chad ranks 7th out of 21 countries with data for 2025.
- Is number of new reported cases of human african trypanosomiasis rising or falling in Chad?
- Over the last ten years it is down 92.5%. The long-run trend across the full record is volatile.
- Where does this Chad data come from?
- The figures come from World Health Organization, Global Health Observatory, published as part of Number of new reported cases of human African trypanosomiasis (T.b. gambiense). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY-NC-SA 3.0 IGO (WHO).