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

Afghanistan
-97.58 % change on previous year
in 2025
Chad
-99.85 % change on previous year
in 2025
Afghanistan rank
49th
Chad rank
50th

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

  • Afghanistan
  • Chad
-2000200400600197520002025

How they compare

Afghanistan currently reports -97.58 % change on previous year against -99.85 % change on previous year in Chad, a difference of 2.27 % change on previous year.

The two have swapped places 4 times across 7 shared years of data; in 1976 it was Afghanistan ahead.

Afghanistan ranks 49th and Chad ranks 50th of 140 countries.

Across the 3 decades both report, Afghanistan averaged higher in 1 and Chad in 2.

Head to head by decade

Decade Afghanistan Chad Difference Ahead
1970s 203.92 % change on previous year -83.33 % change on previous year 287.25 % change on previous year Afghanistan
1980s 111.51 % change on previous year 130 % change on previous year 18.49 % change on previous year Chad
2020s 70.88 % change on previous year 93.74 % change on previous year 22.86 % 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, Afghanistan or Chad?
Afghanistan, at -97.58 % change on previous year against -99.85 % change on previous year in Chad as of 2025.
What is the difference in diphtheria - number of reported cases, annual growth rate between Afghanistan and Chad?
2.27 % change on previous year, with Afghanistan ahead.
How many years of comparable data are there for Afghanistan and Chad?
7 years are reported by both, from 1976 to 2025.
How do Afghanistan and Chad rank globally for diphtheria - number of reported cases, annual growth rate?
Afghanistan ranks 49th and Chad ranks 50th 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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Afghanistan vs Chad: Diphtheria - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 05 September 2026, from https://health.statizoid.com/compare/diphtheria-number-of-reported-cases-annual-growth-rate/afghanistan/chad/

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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.