What is the difference in reported versus estimated cases of polio between Papua New Guinea and Viet Nam?

0 cases, with Papua New Guinea ahead.

How many years of comparable data are there for Papua New Guinea and Viet Nam?

44 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 versus estimated cases of polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Papua New Guinea vs Viet Nam: Reported versus estimated cases of polio

Papua New Guinea

0 cases

in 2023

Viet Nam

0 cases

in 2023

Papua New Guinea rank

26th

Viet Nam rank

26th

Reported versus estimated cases of polio over time

Papua New Guinea
Viet Nam

How they compare

Papua New Guinea currently reports 0 cases against 0 cases in Viet Nam, a difference of 0 cases.

The two have swapped places 2 times across 44 shared years of data; in 1980 it was Viet Nam ahead.

Papua New Guinea ranks 26th and Viet Nam ranks 26th of 199 countries.

Across the 5 decades both report, Papua New Guinea averaged higher in 1 and Viet Nam in 2.

Head to head by decade

Decade	Papua New Guinea	Viet Nam	Difference	Ahead
1980s	15.6 cases	1,080 cases	1,065 cases	Viet Nam
1990s	1.1 cases	260.5 cases	259.4 cases	Viet Nam
2000s	0 cases	0 cases	0 cases	—
2010s	2.6 cases	0 cases	2.6 cases	Papua New Guinea
2020s	0 cases	0 cases	0 cases	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported versus estimated cases of polio, Papua New Guinea or Viet Nam?: Papua New Guinea, at 0 cases against 0 cases in Viet Nam as of 2023.
What is the difference in reported versus estimated cases of polio between Papua New Guinea and Viet Nam?: 0 cases, with Papua New Guinea ahead.
How many years of comparable data are there for Papua New Guinea and Viet Nam?: 44 years are reported by both, from 1980 to 2023.
How do Papua New Guinea and Viet Nam rank globally for reported versus estimated cases of polio?: Papua New Guinea ranks 26th and Viet Nam 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 versus estimated cases of polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Papua New Guinea vs Viet Nam: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 08 September 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/papua-new-guinea/viet-nam/

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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/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/papua-new-guinea/viet-nam/">Papua New Guinea vs Viet Nam: Reported versus estimated cases of polio</a> — Statizoid

About this data

Indicator: Reported versus estimated cases of polio
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.