Chad vs Nigeria: Reported vs estimated total number of paralytic polio cases globally
Chad
55
in 2023
Nigeria
87
in 2023
Chad rank
3rd
Nigeria rank
2nd
Reported vs estimated total number of paralytic polio cases globally over time
- Chad
- Nigeria
How they compare
Nigeria currently reports 87 against 55 in Chad, a difference of 32.
That makes Nigeria's figure about 1.6 times Chad's.
The two have swapped places 4 times across 34 shared years of data; in 1983 it was Nigeria ahead.
Chad ranks 3rd and Nigeria ranks 2nd of 196 countries.
Nigeria has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Chad | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 21.75 | 607.25 | 585.5 | Nigeria |
| 1990s | 120.83 | 593.17 | 472.33 | Nigeria |
| 2000s | 23.5 | 576.8 | 553.3 | Nigeria |
| 2010s | 19 | 42.4 | 23.4 | Nigeria |
| 2020s | 50 | 140.5 | 90.5 | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reported vs estimated total number of paralytic polio cases globally, Chad or Nigeria?
- Nigeria, at 87 against 55 in Chad as of 2023.
- What is the difference in reported vs estimated total number of paralytic polio cases globally between Chad and Nigeria?
- 32, with Nigeria ahead.
- How many years of comparable data are there for Chad and Nigeria?
- 34 years are reported by both, from 1983 to 2023.
- How do Chad and Nigeria rank globally for reported vs estimated total number of paralytic polio cases globally?
- Chad ranks 3rd and Nigeria ranks 2nd of 196 countries.
- Where does this data come from?
- Our World in Data, published as Reported vs estimated total number of paralytic polio cases globally. Statizoid refreshes it automatically from the source and publishes the full history for both places.