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

0 cases per million, with Portugal ahead.

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

44 years are reported by both, from 1980 to 2023.

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.

Portugal vs Vietnam: Reported paralytic polio cases per million

Portugal

0 cases per million

in 2023

Vietnam

0 cases per million

in 2023

Portugal rank

26th

Vietnam rank

26th

Reported paralytic polio cases per million over time

Portugal
Vietnam

How they compare

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

Across all 44 years both countries report, Vietnam has been ahead every year.

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

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

Head to head by decade

Decade	Portugal	Vietnam	Difference	Ahead
1980s	0.0201 cases per million	18.5 cases per million	18.48 cases per million	Vietnam
1990s	0 cases per million	3.77 cases per million	3.77 cases per million	Vietnam
2000s	0 cases per million	0 cases per million	0 cases per million	—
2010s	0 cases per million	0 cases per million	0 cases per million	—
2020s	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, Portugal or Vietnam?: Portugal, at 0 cases per million against 0 cases per million in Vietnam as of 2023.
What is the difference in reported paralytic polio cases per million between Portugal and Vietnam?: 0 cases per million, with Portugal ahead.
How many years of comparable data are there for Portugal and Vietnam?: 44 years are reported by both, from 1980 to 2023.
How do Portugal and Vietnam rank globally for reported paralytic polio cases per million?: Portugal ranks 26th and Vietnam 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

Portugal vs Vietnam: 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 29 August 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/portugal/viet-nam/

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/portugal/viet-nam/">Portugal vs Vietnam: 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.