Diphtheria - number of reported cases, gaps filled in Italy

Italy: Diphtheria - number of reported cases, gaps filled was 2 in 2025. ◆ Volatile

Latest (2025)
2
Change on year
down 50.0%
World rank
50th
of 210 countries
All-time high
258
in 1974
All-time low
0
in 1988
Years of data
52
1974–2025

Diphtheria - number of reported cases, gaps filled in Italy, 1974–2025

0100200300197419992025

Source: Statizoid (derived).

Analysis

Italy recorded 2 for diphtheria - number of reported cases, gaps filled in 2025.

That represents a change of down 50.0% on the previous year and up 100.0% over ten years.

Over the whole period, diphtheria - number of reported cases, gaps filled in Italy peaked at 258 in 1974 and was at its lowest, 0, in 1988.

Italy ranks 50th of 210 countries on this measure, in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Diphtheria - number of reported cases, gaps filled in Italy, year by year

Annual values for Diphtheria - number of reported cases, gaps filled in Italy, 1974 to 2025.
Year Value Change
1974 258
1975 256 -0.8%
1976 202 -21.1%
1977 175 -13.4%
1978 97 -44.6%
1979 46 -52.6%
1980 30 -34.8%
1981 34 +13.3%
1982 19 -44.1%
1983 10 -47.4%
1984 7 -30.0%
1985 5 -28.6%
1986 3 -40.0%
1987 1 -66.7%
1988 0 -100.0%
1989 5
1990 2 -60.0%
1991 1 -50.0%
1992 0 -100.0%
1993 0
1994 1
1995 1 +0.0%
1996 1 +0.0%
1997 0 -100.0%
1998 0
1999 0
2000 0
2001 0
2002 0
2003 0
2004 0
2005 0
2006 0
2007 0
2008 0
2009 0
2010 0
2011 0
2012 0
2013 0.3333
2014 0.6667 +100.0%
2015 1 +50.0%
2016 0.5 -50.0%
2017 0 -100.0%
2018 1
2019 0 -100.0%
2020 0
2021 1.5
2022 3 +100.0%
2023 3 +0.0%
2024 4 +33.3%
2025 2 -50.0%

Averages by decade

DecadeAverage LowestHighest Years
1970s 172.33 46 258 6
1980s 11.4 0 34 10
1990s 0.6 0 2 10
2000s 0 0 0 10
2010s 0.35 0 1 10
2020s 2.25 0 4 6

Countries ranked near Italy

  1. 50 Burkina Faso 2 compare
  2. 50 Luxembourg 2 compare
  3. 50 Norway 2 compare

See the full ranking of 222 places →

More health data for Italy

All data for Italy →

Frequently asked questions

What is diphtheria - number of reported cases, gaps filled in Italy?
Diphtheria - number of reported cases, gaps filled in Italy was 2 in 2025, according to Statizoid (derived).
What is the highest diphtheria - number of reported cases, gaps filled recorded in Italy?
The highest recorded value was 258 in 1974.
What is the lowest diphtheria - number of reported cases, gaps filled recorded in Italy?
The lowest recorded value was 0 in 1988.
How does Italy rank for diphtheria - number of reported cases, gaps filled?
Italy ranks 50th out of 210 countries with data for 2025.
Is diphtheria - number of reported cases, gaps filled rising or falling in Italy?
Over the last ten years it is up 100.0%. The long-run trend across the full record is volatile.
Where does this Italy data come from?
The figures come from Statizoid (derived), published as part of Diphtheria - number of reported cases, gaps filled. Statizoid updates them automatically from the source API.

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Diphtheria - number of reported cases, gaps filled in Italy. Statizoid, drawing on Statizoid (derived). Retrieved 31 August 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases-gaps-filled/italy/

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How this figure is calculated

Diphtheria - number of reported cases with 613 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Diphtheria - number of reported cases, gaps filled
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
222 places, 9,846 data points, 1974–2025
Last refreshed

Diphtheria - number of reported cases with 613 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.