What is the difference in reported paralytic polio cases per million between Nauru and Portugal?

0 cases per million, with Nauru ahead.

How many years of comparable data are there for Nauru and Portugal?

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

Where does this data come from?

World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nauru vs Portugal: Reported paralytic polio cases per million

Nauru

0 cases per million

in 2000

Portugal

0 cases per million

in 2023

Nauru rank

26th

Portugal rank

26th

Reported paralytic polio cases per million over time

Nauru
Portugal

How they compare

Nauru currently reports 0 cases per million against 0 cases per million in Portugal, a difference of 0 cases per million.

The two have swapped places 2 times across 19 shared years of data; in 1980 it was Portugal ahead.

Nauru ranks 26th and Portugal ranks 26th of 199 countries.

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

Head to head by decade

Decade	Nauru	Portugal	Difference	Ahead
1980s	12.99 cases per million	0.0223 cases per million	12.97 cases per million	Nauru
1990s	0 cases per million	0 cases per million	0 cases per million	—
2000s	0 cases per million	0 cases per million	0 cases per million	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported paralytic polio cases per million, Nauru or Portugal?: Nauru, at 0 cases per million against 0 cases per million in Portugal as of 2000.
What is the difference in reported paralytic polio cases per million between Nauru and Portugal?: 0 cases per million, with Nauru ahead.
How many years of comparable data are there for Nauru and Portugal?: 19 years are reported by both, from 1980 to 2000.
How do Nauru and Portugal rank globally for reported paralytic polio cases per million?: Nauru ranks 26th and Portugal ranks 26th of 199 countries.
Where does this data come from?: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data, published as Reported paralytic polio cases per million. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Nauru vs Portugal: Reported paralytic polio cases per million. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing by Our World in Data. Retrieved 28 August 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/naoero/portugal/

Embed or link this data

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/reported-paralytic-polio-cases-per-1-million-people/naoero/portugal/">Nauru vs Portugal: Reported paralytic polio cases per million</a> — Statizoid

About this data

Indicator: Reported paralytic polio cases per million
Unit: cases per million
Source: World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) – with major processing 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 per million people.