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

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 Reported cases of paralytic polio by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Rwanda vs Sierra Leone: Reported cases of paralytic polio by world region

Rwanda

0 cases

in 2023

Sierra Leone

0 cases

in 2023

Rwanda rank

26th

Sierra Leone rank

26th

Reported cases of paralytic polio by world region over time

Rwanda
Sierra Leone

How they compare

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

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

Rwanda ranks 26th and Sierra Leone 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	Rwanda	Sierra Leone	Difference	Ahead
1980s	18.7 cases	39.3 cases	20.6 cases	Sierra Leone
1990s	4.22 cases	14.33 cases	10.11 cases	Sierra Leone
2000s	0 cases	4.5 cases	4.5 cases	Sierra Leone
2010s	0 cases	0.1 cases	0.1 cases	Sierra Leone
2020s	0 cases	3.75 cases	3.75 cases	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported cases of paralytic polio by world region, Rwanda or Sierra Leone?: Rwanda, at 0 cases against 0 cases in Sierra Leone as of 2023.
What is the difference in reported cases of paralytic polio by world region between Rwanda and Sierra Leone?: 0 cases, with Rwanda ahead.
How many years of comparable data are there for Rwanda and Sierra Leone?: 43 years are reported by both, from 1980 to 2023.
How do Rwanda and Sierra Leone rank globally for reported cases of paralytic polio by world region?: Rwanda 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 Reported cases of paralytic polio by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Rwanda vs Sierra Leone: Reported cases of paralytic polio by world region. 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/the-number-of-reported-paralytic-polio-cases-by-world-region/rwanda/sierra-leone/

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Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://reference.statizoid.com/compare/the-number-of-reported-paralytic-polio-cases-by-world-region/rwanda/sierra-leone/">Rwanda vs Sierra Leone: Reported cases of paralytic polio by world region</a> — Statizoid

About this data

Indicator: Reported cases of paralytic polio 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

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