What is the difference in reported versus estimated cases of polio between South Sudan and Tanzania, United Republic of?

1 cases, with South Sudan ahead.

How many years of comparable data are there for South Sudan and Tanzania, United Republic of?

13 years are reported by both, from 2000 to 2023.

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.

South Sudan vs Tanzania, United Republic of: Reported versus estimated cases of polio

South Sudan

3 cases

in 2023

Tanzania, United Republic of

2 cases

in 2023

South Sudan rank

16th

Tanzania, United Republic of rank

19th

Reported versus estimated cases of polio over time

South Sudan
Tanzania, United Republic of

How they compare

South Sudan currently reports 3 cases against 2 cases in Tanzania, United Republic of, a difference of 1 cases.

That makes South Sudan's figure about 1.5 times Tanzania, United Republic of's.

The two have swapped places 5 times across 13 shared years of data; in 2000 it was Tanzania, United Republic of ahead.

South Sudan ranks 16th and Tanzania, United Republic of ranks 19th of 199 countries.

South Sudan has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	South Sudan	Tanzania, United Republic of	Difference	Ahead
2000s	0 cases	0 cases	0 cases	—
2010s	0.25 cases	0 cases	0.25 cases	South Sudan
2020s	15.5 cases	0.5 cases	15 cases	South Sudan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported versus estimated cases of polio, South Sudan or Tanzania, United Republic of?: South Sudan, at 3 cases against 2 cases in Tanzania, United Republic of as of 2023.
What is the difference in reported versus estimated cases of polio between South Sudan and Tanzania, United Republic of?: 1 cases, with South Sudan ahead.
How many years of comparable data are there for South Sudan and Tanzania, United Republic of?: 13 years are reported by both, from 2000 to 2023.
How do South Sudan and Tanzania, United Republic of rank globally for reported versus estimated cases of polio?: South Sudan ranks 16th and Tanzania, United Republic of ranks 19th 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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South Sudan vs Tanzania, United Republic of: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 06 September 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/south-sudan/tanzania/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/south-sudan/tanzania/">South Sudan vs Tanzania, United Republic of: Reported versus estimated cases of polio</a> — 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: 28 August 2026

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