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

0 cases, with Sierra Leone ahead.

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

43 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 Paralytic polio: estimated cases by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Sierra Leone vs Sweden: Paralytic polio: estimated cases by world region

Sierra Leone

0 cases

in 2023

Sweden

0 cases

in 2023

Sierra Leone rank

26th

Sweden rank

26th

Paralytic polio: estimated cases by world region over time

Sierra Leone
Sweden

How they compare

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

The two have swapped places 7 times across 43 shared years of data; in 1980 it was Sierra Leone ahead.

Sierra Leone ranks 26th and Sweden ranks 26th of 199 countries.

Sierra Leone has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade	Sierra Leone	Sweden	Difference	Ahead
1980s	275.1 cases	0 cases	275.1 cases	Sierra Leone
1990s	100.33 cases	0.7778 cases	99.56 cases	Sierra Leone
2000s	25.02 cases	0 cases	25.02 cases	Sierra Leone
2010s	0.111 cases	0 cases	0.111 cases	Sierra Leone
2020s	7.5 cases	0 cases	7.5 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, Sierra Leone or Sweden?: Sierra Leone, at 0 cases against 0 cases in Sweden as of 2023.
What is the difference in paralytic polio: estimated cases by world region between Sierra Leone and Sweden?: 0 cases, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Sweden?: 43 years are reported by both, from 1980 to 2023.
How do Sierra Leone and Sweden rank globally for paralytic polio: estimated cases by world region?: Sierra Leone ranks 26th and Sweden 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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Sierra Leone vs Sweden: 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/sierra-leone/sweden/

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<a href="https://reference.statizoid.com/compare/number-of-estimated-paralytic-polio-cases-by-world-region/sierra-leone/sweden/">Sierra Leone vs Sweden: 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.