Share of deaths registered with an ill-defined cause of death in Belgium

Belgium: Share of deaths registered with an ill-defined cause of death was 7.4% in 2021. ▼ Falling

Latest (2021)
7.4%
Change on year
up 12.7%
World rank
33rd
of 113 countries
All-time high
13.5%
in 1956
All-time low
2.4%
in 2005
Years of data
68
1954–2021

Share of deaths registered with an ill-defined cause of death in Belgium, 1954–2021

2.557.51012.5195419872021

Source: WHO Mortality Database (2025) – with minor processing by Our World in Data. Measured in %.

Analysis

In 2021, share of deaths registered with an ill-defined cause of death in Belgium stood at 7.4%.

That represents a change of up 12.7% on the previous year and up 46.0% over ten years.

Over the whole period, share of deaths registered with an ill-defined cause of death in Belgium peaked at 13.5% in 1956 and was at its lowest, 2.4%, in 2005.

Belgium ranks 33rd of 113 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 68 years of available data.

Share of deaths registered with an ill-defined cause of death in Belgium, year by year

Annual values for Share of deaths registered with an ill-defined cause of death in Belgium, 1954 to 2021.
Year % Change
1954 13.2%
1955 13.0% -1.1%
1956 13.5% +3.5%
1957 12.7% -5.9%
1958 12.5% -1.3%
1959 11.8% -5.4%
1960 11.9% +0.6%
1961 12.3% +3.0%
1962 9.0% -26.8%
1963 7.3% -19.3%
1964 7.8% +7.1%
1965 6.0% -22.2%
1966 7.5% +24.6%
1967 6.7% -10.8%
1968 6.4% -4.5%
1969 7.8% +21.8%
1970 7.3% -7.2%
1971 8.3% +14.7%
1972 8.4% +0.6%
1973 9.1% +9.3%
1974 9.1% -0.6%
1975 8.8% -3.1%
1976 8.9% +1.0%
1977 8.9% +0.3%
1978 7.9% -11.8%
1979 6.4% -18.6%
1980 6.0% -6.8%
1981 5.3% -10.9%
1982 5.3% -0.3%
1983 6.2% +16.5%
1984 6.6% +6.2%
1985 6.9% +5.2%
1986 7.1% +2.4%
1987 6.8% -3.5%
1988 6.7% -1.3%
1989 7.1% +5.3%
1990 6.5% -8.0%
1991 6.9% +6.2%
1992 6.8% -2.3%
1993 3.7% -44.9%
1994 3.7% +0.3%
1995 3.3% -10.9%
1996 3.2% -4.1%
1997 2.8% -11.3%
1998 3.3% +14.7%
1999 3.8% +17.4%
2000 2.6% -32.7%
2001 2.6% +0.2%
2002 2.6% -0.0%
2003 2.5% -2.0%
2004 2.5% -2.8%
2005 2.4% -1.1%
2006 2.6% +6.5%
2007 2.6% -0.7%
2008 2.5% -1.4%
2009 2.8% +11.5%
2010 4.7% +68.0%
2011 5.1% +6.9%
2012 5.5% +8.4%
2013 5.5% -0.3%
2014 5.7% +4.0%
2015 5.8% +2.8%
2016 6.2% +6.1%
2017 6.2% -0.4%
2018 7.0% +13.3%
2019 7.7% +10.4%
2020 6.6% -15.0%
2021 7.4% +12.7%

Averages by decade

DecadeAverage LowestHighest Years
1950s 12.8% 11.8% 13.5% 6
1960s 8.3% 6.0% 12.3% 10
1970s 8.3% 6.4% 9.1% 10
1980s 6.4% 5.3% 7.1% 10
1990s 4.4% 2.8% 6.9% 10
2000s 2.6% 2.4% 2.8% 10
2010s 5.9% 4.7% 7.7% 10
2020s 7.0% 6.6% 7.4% 2

Countries ranked near Belgium

  1. 30 Denmark 9.2% compare
  2. 31 Azerbaijan 8.3% compare
  3. 32 Kuwait 7.7% compare
  4. 34 Netherlands 7.3% compare
  5. 35 Belarus 7.2% compare
  6. 36 Türkiye 7.1% compare

See the full ranking of 113 places →

More health data for Belgium

All data for Belgium →

Frequently asked questions

What is share of deaths registered with an ill-defined cause of death in Belgium?
Share of deaths registered with an ill-defined cause of death in Belgium was 7.4% in 2021, according to WHO Mortality Database (2025) – with minor processing by Our World in Data.
What is the highest share of deaths registered with an ill-defined cause of death recorded in Belgium?
The highest recorded value was 13.5% in 1956.
What is the lowest share of deaths registered with an ill-defined cause of death recorded in Belgium?
The lowest recorded value was 2.4% in 2005.
How does Belgium rank for share of deaths registered with an ill-defined cause of death?
Belgium ranks 33rd out of 113 countries with data for 2021.
Is share of deaths registered with an ill-defined cause of death rising or falling in Belgium?
Over the last ten years it is up 46.0%. The long-run trend across the full record is falling.
Where does this Belgium data come from?
The figures come from WHO Mortality Database (2025) – with minor processing by Our World in Data, published as part of Share of deaths registered with an ill-defined cause of death. Statizoid updates them automatically from the source API.

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Share of deaths registered with an ill-defined cause of death in Belgium. Statizoid, drawing on WHO Mortality Database (2025) – with minor processing by Our World in Data. Retrieved 03 September 2026, from https://health.statizoid.com/stat/deaths-registered-with-an-ill-defined-cause-of-death/belgium/

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About this data

Indicator
Share of deaths registered with an ill-defined cause of death
Unit
%
Source
WHO Mortality Database (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
113 places, 4,964 data points, 1950–2023
Last refreshed

Share of total reported deaths in both sexes in those aged all ages that are from ill-defined diseases.