Sierra Leone vs Viet Nam: Reported paralytic polio cases per 1 million people

Sierra Leone
0
in 2023
Viet Nam
0
in 2023
Sierra Leone rank
26th
Viet Nam rank
26th

Reported paralytic polio cases per 1 million people over time

  • Sierra Leone
  • Viet Nam
0102030198020012023

How they compare

Sierra Leone currently reports 0 against 0 in Viet Nam, a difference of 0.

The two have swapped places 12 times across 43 shared years of data; in 1980 it was Viet Nam ahead.

Sierra Leone ranks 26th and Viet Nam ranks 26th of 196 countries.

Across the 5 decades both report, Sierra Leone averaged higher in 3 and Viet Nam in 2.

Head to head by decade

Decade Sierra Leone Viet Nam Difference Ahead
1980s 10.4 18.5 8.1 Viet Nam
1990s 3.28 4.18 0.897 Viet Nam
2000s 0.9174 0 0.9174 Sierra Leone
2010s 0.0155 0 0.0155 Sierra Leone
2020s 0.4521 0 0.4521 Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported paralytic polio cases per 1 million people, Sierra Leone or Viet Nam?
Sierra Leone, at 0 against 0 in Viet Nam as of 2023.
What is the difference in reported paralytic polio cases per 1 million people between Sierra Leone and Viet Nam?
0, with Sierra Leone ahead.
How many years of comparable data are there for Sierra Leone and Viet Nam?
43 years are reported by both, from 1980 to 2023.
How do Sierra Leone and Viet Nam rank globally for reported paralytic polio cases per 1 million people?
Sierra Leone ranks 26th and Viet Nam ranks 26th of 196 countries.
Where does this data come from?
Our World in Data, published as Reported paralytic polio cases per 1 million people. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sierra Leone vs Viet Nam: Reported paralytic polio cases per 1 million people. Statizoid, drawing on Our World in Data. Retrieved 26 August 2026, from https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/sierra-leone/viet-nam/

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<a href="https://reference.statizoid.com/compare/reported-paralytic-polio-cases-per-1-million-people/sierra-leone/viet-nam/">Sierra Leone vs Viet Nam: Reported paralytic polio cases per 1 million people</a> — Statizoid

About this data

Indicator
Reported paralytic polio cases per 1 million people
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
199 places, 7,608 data points, 1980–2023
Last refreshed