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Guinea-Bissau vs Iran, Islamic Republic of: Reported versus estimated cases of polio

Guinea-Bissau
0 cases
in 2023
Iran, Islamic Republic of
0 cases
in 2023
Guinea-Bissau rank
26th
Iran, Islamic Republic of rank
26th

Reported versus estimated cases of polio over time

  • Guinea-Bissau
  • Iran, Islamic Republic of
050100150200198020012023

How they compare

Guinea-Bissau currently reports 0 cases against 0 cases in Iran, Islamic Republic of, a difference of 0 cases.

The two have swapped places 2 times across 43 shared years of data; in 1980 it was Iran, Islamic Republic of ahead.

Guinea-Bissau ranks 26th and Iran, Islamic Republic of ranks 26th of 199 countries.

Across the 5 decades both report, Guinea-Bissau averaged higher in 1 and Iran, Islamic Republic of in 3.

Head to head by decade

Decade Guinea-Bissau Iran, Islamic Republic of Difference Ahead
1980s 27 cases 87.1 cases 60.1 cases Iran, Islamic Republic of
1990s 0.3333 cases 49.22 cases 48.89 cases Iran, Islamic Republic of
2000s 0 cases 0.3 cases 0.3 cases Iran, Islamic Republic of
2010s 0 cases 0 cases 0 cases —
2020s 0.75 cases 0 cases 0.75 cases Guinea-Bissau

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reported versus estimated cases of polio, Guinea-Bissau or Iran, Islamic Republic of?
Guinea-Bissau, at 0 cases against 0 cases in Iran, Islamic Republic of as of 2023.
What is the difference in reported versus estimated cases of polio between Guinea-Bissau and Iran, Islamic Republic of?
0 cases, with Guinea-Bissau ahead.
How many years of comparable data are there for Guinea-Bissau and Iran, Islamic Republic of?
43 years are reported by both, from 1980 to 2023.
How do Guinea-Bissau and Iran, Islamic Republic of rank globally for reported versus estimated cases of polio?
Guinea-Bissau ranks 26th and Iran, Islamic Republic of 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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Guinea-Bissau vs Iran, Islamic Republic of: Reported versus estimated cases of polio. Statizoid, drawing on World Health Organization (2019); World Health Organization (2024) – processed by Our World in Data. Retrieved 04 September 2026, from https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/guinea-bissau/iran-islamic-rep/

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<a href="https://reference.statizoid.com/compare/reported-vs-estimated-total-number-of-paralytic-polio-cases-globally/guinea-bissau/iran-islamic-rep/">Guinea-Bissau vs Iran, Islamic Republic of: 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

Sum of wild poliovirus cases and circulating vaccine derived poliovirus cases.