Gambia vs Vietnam: Number of one-year-olds who are not vaccinated against diphtheria

Gambia
1.23 one-year-olds per square kilometre
in 2023
Vietnam
1.58 one-year-olds per square kilometre
in 2023
Gambia rank
11th
Vietnam rank
8th

Number of one-year-olds who are not vaccinated against diphtheria over time

  • Gambia
  • Vietnam
0246198020012023

How they compare

Vietnam currently reports 1.58 one-year-olds per square kilometre against 1.23 one-year-olds per square kilometre in Gambia, a difference of 0.35 one-year-olds per square kilometre.

That makes Vietnam's figure about 1.3 times Gambia's.

The two have swapped places 14 times across 41 shared years of data; in 1983 it was Vietnam ahead.

Gambia ranks 11th and Vietnam ranks 8th of 192 countries.

Across the 5 decades both report, Gambia averaged higher in 3 and Vietnam in 2.

Head to head by decade

Decade Gambia Vietnam Difference Ahead
1980s 0.8245 one-year-olds per square kilometre 3.1 one-year-olds per square kilometre 2.28 one-year-olds per square kilometre Vietnam
1990s 0.4592 one-year-olds per square kilometre 0.4286 one-year-olds per square kilometre 0.0306 one-year-olds per square kilometre Gambia
2000s 0.5262 one-year-olds per square kilometre 0.3044 one-year-olds per square kilometre 0.2218 one-year-olds per square kilometre Gambia
2010s 0.3758 one-year-olds per square kilometre 0.5487 one-year-olds per square kilometre 0.173 one-year-olds per square kilometre Vietnam
2020s 1.32 one-year-olds per square kilometre 0.7696 one-year-olds per square kilometre 0.5545 one-year-olds per square kilometre Gambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher number of one-year-olds who are not vaccinated against diphtheria, Gambia or Vietnam?
Vietnam, at 1.58 one-year-olds per square kilometre against 1.23 one-year-olds per square kilometre in Gambia as of 2023.
What is the difference in number of one-year-olds who are not vaccinated against diphtheria between Gambia and Vietnam?
0.35 one-year-olds per square kilometre, with Vietnam ahead.
How many years of comparable data are there for Gambia and Vietnam?
41 years are reported by both, from 1983 to 2023.
How do Gambia and Vietnam rank globally for number of one-year-olds who are not vaccinated against diphtheria?
Gambia ranks 11th and Vietnam ranks 8th of 192 countries.
Where does this data come from?
Statizoid (derived), published as Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Gambia vs Vietnam: Number of one-year-olds who are not vaccinated against diphtheria. Statizoid, drawing on Statizoid (derived). Retrieved 18 September 2026, from https://health.statizoid.com/compare/number-of-one-year-olds-who-are-not-vaccinated-against-diphtheria-pertussis-and-tetanus-3/gambia-the/viet-nam/

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<a href="https://health.statizoid.com/compare/number-of-one-year-olds-who-are-not-vaccinated-against-diphtheria-pertussis-and-tetanus-3/gambia-the/viet-nam/">Gambia vs Vietnam: Number of one-year-olds who are not vaccinated against diphtheria</a> — Statizoid

About this data

Indicator
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre
Unit
one-year-olds per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 7,710 data points, 1980–2023
Last refreshed

Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.