How many years of comparable data are there for Iran, Islamic Republic of and Saint Helena?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

Human Mortality Database (2025); UN, World Population Prospects (2024) – with minor processing by Our World in Data, published as Probability of dying in infancy, by sex. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iran, Islamic Republic of vs Saint Helena: Probability of dying in infancy, by sex

Iran, Islamic Republic of

0.9%

in 2023

Saint Helena

0.9%

in 2023

Iran, Islamic Republic of rank

120th

Saint Helena rank

119th

Probability of dying in infancy, by sex over time

Iran, Islamic Republic of
Saint Helena

How they compare

Saint Helena currently reports 0.9% against 0.9% in Iran, Islamic Republic of, a difference of 0.0%.

The two have swapped places 1 time across 74 shared years of data; in 1950 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 120th and Saint Helena ranks 119th of 236 countries.

Iran, Islamic Republic of has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade	Iran, Islamic Republic of	Saint Helena	Difference	Ahead
1950s	18.6%	3.5%	15.1%	Iran, Islamic Republic of
1960s	15.6%	2.9%	12.7%	Iran, Islamic Republic of
1970s	11.2%	2.5%	8.7%	Iran, Islamic Republic of
1980s	6.3%	2.1%	4.3%	Iran, Islamic Republic of
1990s	3.8%	1.5%	2.3%	Iran, Islamic Republic of
2000s	2.2%	1.1%	1.2%	Iran, Islamic Republic of
2010s	1.3%	1.0%	0.2%	Iran, Islamic Republic of
2020s	1.0%	0.9%	0.0%	Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher probability of dying in infancy, by sex, Iran, Islamic Republic of or Saint Helena?: Saint Helena, at 0.9% against 0.9% in Iran, Islamic Republic of as of 2023.
What is the difference in probability of dying in infancy, by sex between Iran, Islamic Republic of and Saint Helena?: 0.0%, with Saint Helena ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Saint Helena?: 74 years are reported by both, from 1950 to 2023.
How do Iran, Islamic Republic of and Saint Helena rank globally for probability of dying in infancy, by sex?: Iran, Islamic Republic of ranks 120th and Saint Helena ranks 119th of 236 countries.
Where does this data come from?: Human Mortality Database (2025); UN, World Population Prospects (2024) – with minor processing by Our World in Data, published as Probability of dying in infancy, by sex. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Saint Helena: Probability of dying in infancy, by sex. Statizoid, drawing on Human Mortality Database (2025); UN, World Population Prospects (2024) – with minor processing by Our World in Data. Retrieved 12 September 2026, from https://reference.statizoid.com/compare/probability-that-a-newborn-will-die-in-the-first-year-of-life-by-sex/iran-islamic-rep/saint-helena/

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<a href="https://reference.statizoid.com/compare/probability-that-a-newborn-will-die-in-the-first-year-of-life-by-sex/iran-islamic-rep/saint-helena/">Iran, Islamic Republic of vs Saint Helena: Probability of dying in infancy, by sex</a> — Statizoid

About this data

Indicator: Probability of dying in infancy, by sex
Unit: %
Source: Human Mortality Database (2025); UN, World Population Prospects (2024) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 18,722 data points, 1751–2023
Last refreshed: 28 August 2026

Probability of dying in a given interval, among people who survived to the start of that interval.