Bulgaria vs Italy: Pertussis - number of reported cases, annual growth rate

Bulgaria
-96.77 % change on previous year
in 2025
Italy
-96.62 % change on previous year
in 2025
Bulgaria rank
112th
Italy rank
110th

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

  • Bulgaria
  • Italy
0200400600800197520002025

How they compare

Italy currently reports -96.62 % change on previous year against -96.77 % change on previous year in Bulgaria, a difference of 0.15 % change on previous year.

The two have swapped places 22 times across 42 shared years of data; in 1975 it was Italy ahead.

Bulgaria ranks 112th and Italy ranks 110th of 191 countries.

Across the 6 decades both report, Bulgaria averaged higher in 4 and Italy in 2.

Head to head by decade

Decade Bulgaria Italy Difference Ahead
1970s 120.89 % change on previous year 30.53 % change on previous year 90.36 % change on previous year Bulgaria
1980s 17 % change on previous year 8.07 % change on previous year 8.93 % change on previous year Bulgaria
1990s 88.44 % change on previous year 21.91 % change on previous year 66.53 % change on previous year Bulgaria
2000s 19.89 % change on previous year -13.3 % change on previous year 33.19 % change on previous year Bulgaria
2010s -2.38 % change on previous year 54.93 % change on previous year 57.31 % change on previous year Italy
2020s -57.36 % change on previous year -45.73 % change on previous year 11.63 % change on previous year Italy

Averages of every year both report within each decade.

Frequently asked questions

Which has higher pertussis - number of reported cases, annual growth rate, Bulgaria or Italy?
Italy, at -96.62 % change on previous year against -96.77 % change on previous year in Bulgaria as of 2025.
What is the difference in pertussis - number of reported cases, annual growth rate between Bulgaria and Italy?
0.15 % change on previous year, with Italy ahead.
How many years of comparable data are there for Bulgaria and Italy?
42 years are reported by both, from 1975 to 2025.
How do Bulgaria and Italy rank globally for pertussis - number of reported cases, annual growth rate?
Bulgaria ranks 112th and Italy ranks 110th of 191 countries.
Where does this data come from?
Statizoid (derived), published as Pertussis - 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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Bulgaria vs Italy: Pertussis - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 08 September 2026, from https://health.statizoid.com/compare/pertussis-number-of-reported-cases-annual-growth-rate/bulgaria/italy/

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About this data

Indicator
Pertussis - 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
204 places, 6,283 data points, 1975–2025
Last refreshed

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