What is the difference in paralytic polio: estimated cases by world region between Marshall Islands and Sierra Leone?

0 cases, with Marshall Islands ahead.

How many years of comparable data are there for Marshall Islands and Sierra Leone?

20 years are reported by both, from 1980 to 2000.

Where does this data come from?

World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as Paralytic polio: estimated cases by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Marshall Islands vs Sierra Leone: Paralytic polio: estimated cases by world region

Marshall Islands

0 cases

in 2000

Sierra Leone

0 cases

in 2023

Marshall Islands rank

26th

Sierra Leone rank

26th

Paralytic polio: estimated cases by world region over time

Marshall Islands
Sierra Leone

How they compare

Marshall Islands currently reports 0 cases against 0 cases in Sierra Leone, a difference of 0 cases.

Across all 20 years both countries report, Sierra Leone has been ahead every year.

Marshall Islands ranks 26th and Sierra Leone ranks 26th of 199 countries.

Sierra Leone has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Marshall Islands	Sierra Leone	Difference	Ahead
1980s	0.7 cases	275.1 cases	274.4 cases	Sierra Leone
1990s	0 cases	100.33 cases	100.33 cases	Sierra Leone
2000s	0 cases	238 cases	238 cases	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher paralytic polio: estimated cases by world region, Marshall Islands or Sierra Leone?: Marshall Islands, at 0 cases against 0 cases in Sierra Leone as of 2000.
What is the difference in paralytic polio: estimated cases by world region between Marshall Islands and Sierra Leone?: 0 cases, with Marshall Islands ahead.
How many years of comparable data are there for Marshall Islands and Sierra Leone?: 20 years are reported by both, from 1980 to 2000.
How do Marshall Islands and Sierra Leone rank globally for paralytic polio: estimated cases by world region?: Marshall Islands ranks 26th and Sierra Leone 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 Paralytic polio: estimated cases by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Marshall Islands vs Sierra Leone: Paralytic polio: estimated cases by world region. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 03 September 2026, from https://reference.statizoid.com/compare/number-of-estimated-paralytic-polio-cases-by-world-region/marshall-islands/sierra-leone/

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<a href="https://reference.statizoid.com/compare/number-of-estimated-paralytic-polio-cases-by-world-region/marshall-islands/sierra-leone/">Marshall Islands vs Sierra Leone: Paralytic polio: estimated cases by world region</a> — Statizoid

About this data

Indicator: Paralytic polio: estimated cases by world region
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

Total estimated number of polio cases.