What is the difference in reported versus estimated cases of polio between Republic of Korea and Sri Lanka?

0 cases, with Republic of Korea ahead.

How many years of comparable data are there for Republic of Korea and Sri Lanka?

42 years are reported by both, from 1980 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.

Republic of Korea vs Sri Lanka: Reported versus estimated cases of polio

Republic of Korea

0 cases

in 2023

Sri Lanka

0 cases

in 2023

Republic of Korea rank

26th

Sri Lanka rank

26th

Reported versus estimated cases of polio over time

Republic of Korea
Sri Lanka

How they compare

Republic of Korea currently reports 0 cases against 0 cases in Sri Lanka, a difference of 0 cases.

Across all 42 years both countries report, Sri Lanka has been ahead every year.

Republic of Korea ranks 26th and Sri Lanka ranks 26th of 199 countries.

Sri Lanka has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Republic of Korea	Sri Lanka	Difference	Ahead
1980s	2.3 cases	81.1 cases	78.8 cases	Sri Lanka
1990s	0 cases	3 cases	3 cases	Sri Lanka
2000s	0 cases	0 cases	0 cases	—
2010s	0 cases	0 cases	0 cases	—
2020s	0 cases	0 cases	0 cases	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported versus estimated cases of polio, Republic of Korea or Sri Lanka?: Republic of Korea, at 0 cases against 0 cases in Sri Lanka as of 2023.
What is the difference in reported versus estimated cases of polio between Republic of Korea and Sri Lanka?: 0 cases, with Republic of Korea ahead.
How many years of comparable data are there for Republic of Korea and Sri Lanka?: 42 years are reported by both, from 1980 to 2023.
How do Republic of Korea and Sri Lanka rank globally for reported versus estimated cases of polio?: Republic of Korea ranks 26th and Sri Lanka 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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Republic of Korea vs Sri Lanka: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 31 August 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/korea-rep/sri-lanka/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/korea-rep/sri-lanka/">Republic of Korea vs Sri Lanka: 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.