How many years of comparable data are there for Equatorial Guinea and Zambia?

38 years are reported by both, from 1984 to 2023.

Where does this data come from?

World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data, published as Paralytic polio: estimated cases by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Equatorial Guinea vs Zambia: Paralytic polio: estimated cases by world region

Equatorial Guinea

0 cases

in 2023

Zambia

1.11 cases

in 2023

Equatorial Guinea rank

26th

Zambia rank

23rd

Paralytic polio: estimated cases by world region over time

Equatorial Guinea
Zambia

How they compare

Zambia currently reports 1.11 cases against 0 cases in Equatorial Guinea, a difference of 1.11 cases.

The two have swapped places 2 times across 38 shared years of data; in 1984 it was Zambia ahead.

Equatorial Guinea ranks 26th and Zambia ranks 23rd of 199 countries.

Across the 5 decades both report, Equatorial Guinea averaged higher in 1 and Zambia in 4.

Head to head by decade

Decade	Equatorial Guinea	Zambia	Difference	Ahead
1980s	36.17 cases	746.67 cases	710.5 cases	Zambia
1990s	1.75 cases	444.5 cases	442.75 cases	Zambia
2000s	0 cases	1 cases	1 cases	Zambia
2010s	1 cases	0.222 cases	0.778 cases	Equatorial Guinea
2020s	0 cases	0.2775 cases	0.2775 cases	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher paralytic polio: estimated cases by world region, Equatorial Guinea or Zambia?: Zambia, at 1.11 cases against 0 cases in Equatorial Guinea as of 2023.
What is the difference in paralytic polio: estimated cases by world region between Equatorial Guinea and Zambia?: 1.11 cases, with Zambia ahead.
How many years of comparable data are there for Equatorial Guinea and Zambia?: 38 years are reported by both, from 1984 to 2023.
How do Equatorial Guinea and Zambia rank globally for paralytic polio: estimated cases by world region?: Equatorial Guinea ranks 26th and Zambia ranks 23rd 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 Paralytic polio: estimated cases by world region. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Equatorial Guinea vs Zambia: Paralytic polio: estimated cases by world region. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 03 September 2026, from https://reference.statizoid.com/compare/number-of-estimated-paralytic-polio-cases-by-world-region/equatorial-guinea/zambia/

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<a href="https://reference.statizoid.com/compare/number-of-estimated-paralytic-polio-cases-by-world-region/equatorial-guinea/zambia/">Equatorial Guinea vs Zambia: Paralytic polio: estimated cases by world region</a> — Statizoid

About this data

Indicator: Paralytic polio: estimated cases 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

Total estimated number of polio cases.