Share of potential polio cases with adequate stool collection in Iran

Iran: Share of potential polio cases with adequate stool collection was 97 in 2023. ▲ Rising

Latest (2023)
97
Change on year
down 1.0%
World rank
33rd
of 173 countries
All-time high
100
in 2013
All-time low
87
in 2001
Years of data
23
2001–2023

Share of potential polio cases with adequate stool collection in Iran, 2001–2023

0204060801002001201220232001: 872002: 922003: 902004: 902005: 902006: 902007: 882008: 902009: 882010: 912011: 912012: 922013: 1002014: 962015: 972016: 952017: 972018: 972019: 972020: 992021: 982022: 982023: 97

Source: Our World in Data.

Analysis

Iran recorded 97 for share of potential polio cases with adequate stool collection in 2023.

That represents a change of down 1.0% on the previous year and down 3.0% over ten years.

Over the whole period, share of potential polio cases with adequate stool collection in Iran peaked at 100 in 2013 and was at its lowest, 87, in 2001.

That places Iran 33rd out of 173 countries with data for 2023, putting it in the top quarter.

The long-run direction has been consistently rising across the 23 years of available data.

Share of potential polio cases with adequate stool collection in Iran, year by year

Annual values for Share of potential polio cases with adequate stool collection in Iran, 2001 to 2023.
Year Value Change
2001 87 —
2002 92 +5.7%
2003 90 -2.2%
2004 90 +0.0%
2005 90 +0.0%
2006 90 +0.0%
2007 88 -2.2%
2008 90 +2.3%
2009 88 -2.2%
2010 91 +3.4%
2011 91 +0.0%
2012 92 +1.1%
2013 100 +8.7%
2014 96 -4.0%
2015 97 +1.0%
2016 95 -2.1%
2017 97 +2.1%
2018 97 +0.0%
2019 97 +0.0%
2020 99 +2.1%
2021 98 -1.0%
2022 98 +0.0%
2023 97 -1.0%

Iran compared with similar countries

  • Iran's 97 is above the median for upper middle income countries, which is 85, 1.1× the median. (45 countries reporting)
  • Iran's 97 is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 92, 1.1× the median. (23 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 89.44 87 92 9
2010s 95.3 91 100 10
2020s 98 97 99 4

Countries ranked near Iran

  1. 33 Nigeria 97 compare
  2. 33 Syria 97 compare
  3. 33 Ukraine 97 compare

See the full ranking of 173 places →

More reference data data for Iran

All data for Iran →

Frequently asked questions

What is share of potential polio cases with adequate stool collection in Iran?
Share of potential polio cases with adequate stool collection in Iran was 97 in 2023, according to Our World in Data.
What is the highest share of potential polio cases with adequate stool collection recorded in Iran?
The highest recorded value was 100 in 2013.
What is the lowest share of potential polio cases with adequate stool collection recorded in Iran?
The lowest recorded value was 87 in 2001.
How does Iran rank for share of potential polio cases with adequate stool collection?
Iran ranks 33rd out of 173 countries with data for 2023.
Is share of potential polio cases with adequate stool collection rising or falling in Iran?
Over the last ten years it is down 3.0%. The long-run trend across the full record is rising.
Where does this Iran data come from?
The figures come from Our World in Data, published as part of Share of potential polio cases with adequate stool collection. Statizoid updates them automatically from the source API.

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Share of potential polio cases with adequate stool collection in Iran. Statizoid, drawing on Our World in Data. Retrieved 15 November 2026, from https://reference.statizoid.com/stat/share-of-potential-polio-cases-with-adequate-stool-collection/iran-islamic-rep/

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About this data

Indicator
Share of potential polio cases with adequate stool collection
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
173 places, 3,711 data points, 2001–2023
Last refreshed