Chad vs Republic of Korea: Diphtheria - number of reported cases, annual growth rate

Chad
-99.85 % change on previous year
in 2025
Republic of Korea
-100 % change on previous year
in 1988
Chad rank
50th
Republic of Korea rank
51st

Diphtheria - number of reported cases, annual growth rate over time

  • Chad
  • Republic of Korea
-1000100200300400197520002025

How they compare

Chad currently reports -99.85 % change on previous year against -100 % change on previous year in Republic of Korea, a difference of 0.15 % change on previous year.

The two have swapped places 4 times across 7 shared years of data; in 1975 it was Republic of Korea ahead.

Chad ranks 50th and Republic of Korea ranks 51st of 140 countries.

Chad has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade Chad Republic of Korea Difference Ahead
1970s 48.33 % change on previous year -5.52 % change on previous year 53.85 % change on previous year Chad
1980s 130 % change on previous year -34.43 % change on previous year 164.43 % change on previous year Chad

Averages of every year both report within each decade.

Frequently asked questions

Which has higher diphtheria - number of reported cases, annual growth rate, Chad or Republic of Korea?
Chad, at -99.85 % change on previous year against -100 % change on previous year in Republic of Korea as of 2025.
What is the difference in diphtheria - number of reported cases, annual growth rate between Chad and Republic of Korea?
0.15 % change on previous year, with Chad ahead.
How many years of comparable data are there for Chad and Republic of Korea?
7 years are reported by both, from 1975 to 1986.
How do Chad and Republic of Korea rank globally for diphtheria - number of reported cases, annual growth rate?
Chad ranks 50th and Republic of Korea ranks 51st of 140 countries.
Where does this data come from?
Statizoid (derived), published as Diphtheria - number of reported cases, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Chad vs Republic of Korea: Diphtheria - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 03 September 2026, from https://health.statizoid.com/compare/diphtheria-number-of-reported-cases-annual-growth-rate/chad/korea-rep/

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About this data

Indicator
Diphtheria - number of reported cases, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
152 places, 3,361 data points, 1975–2025
Last refreshed

The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.