Chad vs Democratic Republic of Congo: Cases of paralytic polio from wild vs vaccine derived viruses

Chad
55
in 2023
Democratic Republic of Congo
223
in 2023
Chad rank
3rd
Democratic Republic of Congo rank
1st

Cases of paralytic polio from wild vs vaccine derived viruses over time

  • Chad
  • Democratic Republic of Congo
0200400600200120122023

How they compare

Democratic Republic of Congo currently reports 223 against 55 in Chad, a difference of 168.

That makes Democratic Republic of Congo's figure about 4.1 times Chad's.

The two have swapped places 4 times across 23 shared years of data; in 2001 it was Democratic Republic of Congo ahead.

Chad ranks 3rd and Democratic Republic of Congo ranks 1st of 173 countries.

Democratic Republic of Congo has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Chad Democratic Republic of Congo Difference Ahead
2000s 0 2 2 Democratic Republic of Congo
2010s 2.7 17.6 14.9 Democratic Republic of Congo
2020s 50 213.25 163.25 Democratic Republic of Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cases of paralytic polio from wild vs vaccine derived viruses, Chad or Democratic Republic of Congo?
Democratic Republic of Congo, at 223 against 55 in Chad as of 2023.
What is the difference in cases of paralytic polio from wild vs vaccine derived viruses between Chad and Democratic Republic of Congo?
168, with Democratic Republic of Congo ahead.
How many years of comparable data are there for Chad and Democratic Republic of Congo?
23 years are reported by both, from 2001 to 2023.
How do Chad and Democratic Republic of Congo rank globally for cases of paralytic polio from wild vs vaccine derived viruses?
Chad ranks 3rd and Democratic Republic of Congo ranks 1st of 173 countries.
Where does this data come from?
Our World in Data, published as Cases of paralytic polio from wild vs vaccine derived viruses. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Democratic Republic of Congo: Cases of paralytic polio from wild vs vaccine derived viruses. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://health.statizoid.com/compare/cases-of-paralytic-polio-from-wild-vs-vaccine-derived-viruses/chad/congo-dem-rep/

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About this data

Indicator
Cases of paralytic polio from wild vs vaccine derived viruses
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
173 places, 3,956 data points, 2001–2023
Last refreshed