Chad vs Nigeria: Number of reported guinea worm dracunculiasis cases

Chad
4
in 2025
Nigeria
0
in 2025
Chad rank
1st
Nigeria rank
4th

Number of reported guinea worm dracunculiasis cases over time

  • Chad
  • Nigeria
0200.0k400.0k600.0k198020022025

How they compare

Chad currently reports 4 against 0 in Nigeria, a difference of 4.

The two have swapped places 1 time across 46 shared years of data; in 1980 it was Nigeria ahead.

Chad ranks 1st and Nigeria ranks 4th of 195 countries.

Across the 5 decades both report, Chad averaged higher in 2 and Nigeria in 3.

Head to head by decade

Decade Chad Nigeria Difference Ahead
1980s 181.7 152,851 152,669 Nigeria
1990s 233.2 104,262 104,028 Nigeria
2000s 0.3 1,924 1,924 Nigeria
2010s 16.2 0 16.2 Chad
2020s 8 0 8 Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher number of reported guinea worm dracunculiasis cases, Chad or Nigeria?
Chad, at 4 against 0 in Nigeria as of 2025.
What is the difference in number of reported guinea worm dracunculiasis cases between Chad and Nigeria?
4, with Chad ahead.
How many years of comparable data are there for Chad and Nigeria?
46 years are reported by both, from 1980 to 2025.
How do Chad and Nigeria rank globally for number of reported guinea worm dracunculiasis cases?
Chad ranks 1st and Nigeria ranks 4th of 195 countries.
Where does this data come from?
Our World in Data, published as Number of reported guinea worm dracunculiasis cases. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Number of reported guinea worm dracunculiasis cases
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
195 places, 6,202 data points, 1980–2025
Last refreshed