Liberia vs Sudan: Reported versus estimated cases of polio

Liberia
0 cases
in 2023
Sudan
0 cases
in 2023
Liberia rank
26th
Sudan rank
26th

Reported versus estimated cases of polio over time

  • Liberia
  • Sudan
01.0k2.0k3.0k4.0k198020012023

How they compare

Liberia currently reports 0 cases against 0 cases in Sudan, a difference of 0 cases.

The two have swapped places 4 times across 42 shared years of data; in 1980 it was Sudan ahead.

Liberia ranks 26th and Sudan ranks 26th of 199 countries.

Across the 5 decades both report, Liberia averaged higher in 1 and Sudan in 4.

Head to head by decade

Decade Liberia Sudan Difference Ahead
1980s 14 cases 506.5 cases 492.5 cases Sudan
1990s 6.62 cases 62.88 cases 56.25 cases Sudan
2000s 1.1 cases 30.6 cases 29.5 cases Sudan
2010s 0.2 cases 0 cases 0.2 cases Liberia
2020s 0.75 cases 15 cases 14.25 cases Sudan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported versus estimated cases of polio, Liberia or Sudan?
Liberia, at 0 cases against 0 cases in Sudan as of 2023.
What is the difference in reported versus estimated cases of polio between Liberia and Sudan?
0 cases, with Liberia ahead.
How many years of comparable data are there for Liberia and Sudan?
42 years are reported by both, from 1980 to 2023.
How do Liberia and Sudan rank globally for reported versus estimated cases of polio?
Liberia ranks 26th and Sudan ranks 26th of 199 countries.
Where does this data come from?
World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as Reported versus estimated cases of polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Liberia vs Sudan: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 30 August 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/liberia/sudan/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/liberia/sudan/">Liberia vs Sudan: Reported versus estimated cases of polio</a> β€” Statizoid

About this data

Indicator
Reported versus estimated cases of polio
Unit
cases
Source
World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 7,608 data points, 1980–2023
Last refreshed

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.