Share of deaths registered with an ill-defined cause of death in Thailand
Thailand: Share of deaths registered with an ill-defined cause of death was 23.4% in 2023. ▼ Falling
Share of deaths registered with an ill-defined cause of death in Thailand, 1969–2023
Source: WHO Mortality Database (2025) – with minor processing by Our World in Data. Measured in %.
Analysis
The most recent figure for share of deaths registered with an ill-defined cause of death in Thailand is 23.4%, measured in 2023.
The figure is up 0.3% on the previous year and down 21.1% over ten years.
Over the whole period, share of deaths registered with an ill-defined cause of death in Thailand peaked at 61.6% in 1969 and was at its lowest, 22.7%, in 2019.
That places Thailand 3rd out of 113 countries with data for 2023, putting it in the top 10%.
The long-run direction has been consistently falling across the 49 years of available data.
Share of deaths registered with an ill-defined cause of death in Thailand, year by year
| Year | % | Change |
|---|---|---|
| 1969 | 61.6% | — |
| 1970 | 57.8% | -6.1% |
| 1971 | 58.8% | +1.8% |
| 1972 | 53.1% | -9.8% |
| 1973 | 52.9% | -0.3% |
| 1974 | 55.8% | +5.4% |
| 1975 | 45.4% | -18.6% |
| 1976 | 48.3% | +6.3% |
| 1977 | 48.1% | -0.3% |
| 1978 | 46.9% | -2.5% |
| 1979 | 45.6% | -2.8% |
| 1980 | 50.4% | +10.6% |
| 1981 | 49.0% | -2.7% |
| 1982 | 49.4% | +0.8% |
| 1983 | 50.7% | +2.6% |
| 1984 | 49.5% | -2.5% |
| 1985 | 50.4% | +1.9% |
| 1986 | 50.7% | +0.5% |
| 1987 | 47.8% | -5.6% |
| 1990 | 43.2% | -9.6% |
| 1991 | 42.9% | -0.7% |
| 1992 | 42.5% | -0.9% |
| 1994 | 36.4% | -14.5% |
| 1995 | 35.3% | -3.0% |
| 1996 | 35.5% | +0.6% |
| 1997 | 34.8% | -2.0% |
| 1998 | 37.7% | +8.3% |
| 1999 | 41.7% | +10.6% |
| 2000 | 40.9% | -1.8% |
| 2002 | 37.6% | -8.1% |
| 2003 | 33.2% | -11.8% |
| 2004 | 37.8% | +13.9% |
| 2005 | 38.2% | +1.1% |
| 2006 | 38.3% | +0.3% |
| 2007 | 38.2% | -0.2% |
| 2008 | 37.9% | -0.9% |
| 2009 | 37.9% | +0.1% |
| 2010 | 37.6% | -0.8% |
| 2011 | 34.3% | -8.8% |
| 2012 | 32.5% | -5.2% |
| 2013 | 29.7% | -8.8% |
| 2014 | 27.2% | -8.3% |
| 2015 | 25.4% | -6.7% |
| 2016 | 25.2% | -0.6% |
| 2017 | 24.6% | -2.3% |
| 2018 | 24.3% | -1.5% |
| 2019 | 22.7% | -6.5% |
| 2021 | 23.4% | +2.9% |
| 2023 | 23.4% | +0.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 61.6% | 61.6% | 61.6% | 1 |
| 1970s | 51.3% | 45.4% | 58.8% | 10 |
| 1980s | 49.8% | 47.8% | 50.7% | 8 |
| 1990s | 38.9% | 34.8% | 43.2% | 9 |
| 2000s | 37.8% | 33.2% | 40.9% | 9 |
| 2010s | 28.3% | 22.7% | 37.6% | 10 |
| 2020s | 23.4% | 23.4% | 23.4% | 2 |
Countries ranked near Thailand
More health data for Thailand
- Un projection of annual infant deaths, annual growth rate -1.6 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.0316 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,582 deaths per 1,000 people (2090)
- Number of infants who die before age 1 677 deaths (2100)
- Population ages 60-64, female, annual growth rate 1.79 % change on previous year (2025)
- Population ages 60-64, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 60-64, female, per capita 0.0358 units per person (2025)
- Population ages 60-64, male, annual growth rate 1.32 % change on previous year (2025)
- Population ages 60-64, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 60-64, male, per capita 0.0313 units per person (2025)
Frequently asked questions
- What is share of deaths registered with an ill-defined cause of death in Thailand?
- Share of deaths registered with an ill-defined cause of death in Thailand was 23.4% in 2023, 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 Thailand?
- The highest recorded value was 61.6% in 1969.
- What is the lowest share of deaths registered with an ill-defined cause of death recorded in Thailand?
- The lowest recorded value was 22.7% in 2019.
- How does Thailand rank for share of deaths registered with an ill-defined cause of death?
- Thailand ranks 3rd out of 113 countries with data for 2023.
- Is share of deaths registered with an ill-defined cause of death rising or falling in Thailand?
- Over the last ten years it is down 21.1%. The long-run trend across the full record is falling.
- Where does this Thailand 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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About this data
Share of total reported deaths in both sexes in those aged all ages that are from ill-defined diseases.