Pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region)
South-East Asia (WHO region): Pertussis - number of reported cases, annual growth rate was -67.98 % change on previous year in 2025. ◆ Volatile
Pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region), 1981–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
In 2025, pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region) stood at -67.98 % change on previous year.
The figure is down 194.5% on the previous year and down 55.9% over ten years.
Over the whole period, pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region) peaked at 207.21 % change on previous year in 2000 and was at its lowest, -95.32 % change on previous year, in 2021.
The series is highly variable year to year, so single readings are best treated with caution.
Pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region), year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1981 | 12.42 % change on previous year | — |
| 1982 | -8.03 % change on previous year | -164.6% |
| 1983 | -29.53 % change on previous year | +267.8% |
| 1984 | -18.38 % change on previous year | -37.8% |
| 1985 | 2.59 % change on previous year | -114.1% |
| 1986 | -5.08 % change on previous year | -295.8% |
| 1987 | -2.86 % change on previous year | -43.7% |
| 1988 | -18.37 % change on previous year | +542.6% |
| 1989 | 39.03 % change on previous year | -312.5% |
| 1990 | -46.12 % change on previous year | -218.2% |
| 1991 | -27.81 % change on previous year | -39.7% |
| 1992 | -16.99 % change on previous year | -38.9% |
| 1993 | -28.75 % change on previous year | +69.3% |
| 1994 | -22.99 % change on previous year | -20.0% |
| 1995 | -54.83 % change on previous year | +138.5% |
| 1996 | -28.2 % change on previous year | -48.6% |
| 1997 | 160.5 % change on previous year | -669.2% |
| 1998 | 33.31 % change on previous year | -79.2% |
| 1999 | -73.24 % change on previous year | -319.9% |
| 2000 | 207.21 % change on previous year | -382.9% |
| 2001 | 6.44 % change on previous year | -96.9% |
| 2002 | -2.69 % change on previous year | -141.8% |
| 2003 | 0.5939 % change on previous year | -122.0% |
| 2004 | -3.11 % change on previous year | -624.0% |
| 2005 | -12.35 % change on previous year | +297.0% |
| 2006 | -6.48 % change on previous year | -47.6% |
| 2007 | 54.11 % change on previous year | -935.7% |
| 2008 | -5.06 % change on previous year | -109.3% |
| 2009 | 35.25 % change on previous year | -797.0% |
| 2010 | -31.83 % change on previous year | -190.3% |
| 2011 | -4.44 % change on previous year | -86.1% |
| 2012 | 12.02 % change on previous year | -371.0% |
| 2013 | -24.47 % change on previous year | -303.5% |
| 2014 | 52.69 % change on previous year | -315.3% |
| 2015 | -43.61 % change on previous year | -182.8% |
| 2016 | 41.93 % change on previous year | -196.2% |
| 2017 | -22.17 % change on previous year | -152.9% |
| 2018 | -46.89 % change on previous year | +111.5% |
| 2019 | -31.23 % change on previous year | -33.4% |
| 2020 | 5.37 % change on previous year | -117.2% |
| 2021 | -95.32 % change on previous year | -1875.1% |
| 2023 | 8.1 % change on previous year | -108.5% |
| 2024 | -23.09 % change on previous year | -385.1% |
| 2025 | -67.98 % change on previous year | +194.5% |
Biggest year-on-year movements
Years where Pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region) changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2021 | -1875.1% | 5.37 % change on previous year | -95.32 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | -3.13 % change on previous year | -29.53 % change on previous year | 39.03 % change on previous year | 9 |
| 1990s | -10.51 % change on previous year | -73.24 % change on previous year | 160.5 % change on previous year | 10 |
| 2000s | 27.39 % change on previous year | -12.35 % change on previous year | 207.21 % change on previous year | 10 |
| 2010s | -9.8 % change on previous year | -46.89 % change on previous year | 52.69 % change on previous year | 10 |
| 2020s | -34.58 % change on previous year | -95.32 % change on previous year | 8.1 % change on previous year | 5 |
Countries ranked near South-East Asia (WHO region)
- 4 Honduras 612.5 % change on previous year compare
- 5 Brunei Darussalam 600 % change on previous year compare
- 6 Bolivia, Plurinational State of 545.46 % change on previous year compare
- 7 Yemen 250 % change on previous year compare
- 8 Argentina 208.67 % change on previous year compare
- 9 Liberia 189.31 % change on previous year compare
- 10 Mauritania 173.37 % change on previous year compare
More health data for South-East Asia (WHO region)
- Diphtheria - number of reported cases, gaps filled 3,416 (2025)
- Measles - number of reported cases, gaps filled 19,075 (2025)
- Total tetanus - number of reported cases, gaps filled 164 (2025)
- Neonatal tetanus - number of reported cases, gaps filled 84 (2025)
- Pertussis - number of reported cases, gaps filled 2,449 (2025)
- Number of neonatal deaths, annual growth rate -4.57 % change on previous year (2024)
- Number of infant deaths, annual growth rate -4.21 % change on previous year (2024)
- Number of under-five deaths, annual growth rate -4.64 % change on previous year (2024)
- Measles - number of reported cases, annual growth rate -30.44 % change on previous year (2025)
- Total tetanus - number of reported cases, annual growth rate 17.14 % change on previous year (2025)
Frequently asked questions
- What is pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region)?
- Pertussis - number of reported cases, annual growth rate in South-East Asia (WHO region) was -67.98 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest pertussis - number of reported cases, annual growth rate recorded in South-East Asia (WHO region)?
- The highest recorded value was 207.21 % change on previous year in 2000.
- What is the lowest pertussis - number of reported cases, annual growth rate recorded in South-East Asia (WHO region)?
- The lowest recorded value was -95.32 % change on previous year in 2021.
- How does South-East Asia (WHO region) rank for pertussis - number of reported cases, annual growth rate?
- South-East Asia (WHO region) ranks 7th out of 11 groups with data for 2025.
- Is pertussis - number of reported cases, annual growth rate rising or falling in South-East Asia (WHO region)?
- Over the last ten years it is down 55.9%. The long-run trend across the full record is volatile.
- Where does this South-East Asia (WHO region) data come from?
- The figures come from Statizoid (derived), published as part of Pertussis - number of reported cases, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 44 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
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.
Computed from
- Pertussis - number of reported cases World Health Organization, Global Health Observatory
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
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.