Pertussis - number of reported cases, gaps filled in Malaysia
Malaysia: Pertussis - number of reported cases, gaps filled was 133 in 2025. ◆ Volatile
Pertussis - number of reported cases, gaps filled in Malaysia, 1974–2025
Source: Statizoid (derived).
Analysis
The most recent figure for pertussis - number of reported cases, gaps filled in Malaysia is 133, measured in 2025.
Compared with earlier readings it is down 72.2% on the previous year and down 85.8% over ten years.
Over the whole period, pertussis - number of reported cases, gaps filled in Malaysia peaked at 1,203 in 2023 and was at its lowest, 3, in 1997.
That places Malaysia 70th out of 210 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Pertussis - number of reported cases, gaps filled in Malaysia, year by year
| Year | Value | Change |
|---|---|---|
| 1974 | 236 | — |
| 1975 | 205 | -13.1% |
| 1976 | 276 | +34.6% |
| 1977 | 125 | -54.7% |
| 1978 | 78 | -37.6% |
| 1979 | 105 | +34.6% |
| 1980 | 97 | -7.6% |
| 1981 | 106 | +9.3% |
| 1982 | 126 | +18.9% |
| 1983 | 86 | -31.7% |
| 1984 | 57 | -33.7% |
| 1985 | 150 | +163.2% |
| 1986 | 68 | -54.7% |
| 1987 | 121 | +77.9% |
| 1988 | 27 | -77.7% |
| 1989 | 25 | -7.4% |
| 1990 | 24 | -4.0% |
| 1991 | 20 | -16.7% |
| 1992 | 25 | +25.0% |
| 1993 | 15 | -40.0% |
| 1994 | 12 | -20.0% |
| 1995 | 8 | -33.3% |
| 1996 | 7 | -12.5% |
| 1997 | 3 | -57.1% |
| 1998 | 6 | +100.0% |
| 1999 | 17 | +183.3% |
| 2000 | 42 | +147.1% |
| 2001 | 26 | -38.1% |
| 2002 | 6 | -76.9% |
| 2003 | 28 | +366.7% |
| 2004 | 40 | +42.9% |
| 2005 | 8 | -80.0% |
| 2006 | 6 | -25.0% |
| 2007 | 15 | +150.0% |
| 2008 | 11 | -26.7% |
| 2009 | 5 | -54.5% |
| 2010 | 41 | +720.0% |
| 2011 | 248 | +504.9% |
| 2012 | 217 | -12.5% |
| 2013 | 222 | +2.3% |
| 2014 | 500 | +125.2% |
| 2015 | 939 | +87.8% |
| 2016 | 298 | -68.3% |
| 2017 | 353 | +18.5% |
| 2018 | 892 | +152.7% |
| 2019 | 915 | +2.6% |
| 2020 | 136 | -85.1% |
| 2021 | 11 | -91.9% |
| 2022 | 101 | +818.2% |
| 2023 | 1,203 | +1091.1% |
| 2024 | 479 | -60.2% |
| 2025 | 133 | -72.2% |
Malaysia compared with similar countries
- Malaysia's 133 is above the median for upper middle income countries, which is 18, 7.4× the median. (57 countries reporting)
- Malaysia's 133 is above the median for East Asia & Pacific, which is 7, 19.0× the median. (37 countries reporting)
Biggest year-on-year movements
Years where Pertussis - number of reported cases, gaps filled in Malaysia 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 |
|---|---|---|---|
| 2023 | +1091.1% | 101 | 1,203 |
| 2022 | +818.2% | 11 | 101 |
| 2010 | +720.0% | 5 | 41 |
| 2011 | +504.9% | 41 | 248 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 170.83 | 78 | 276 | 6 |
| 1980s | 86.3 | 25 | 150 | 10 |
| 1990s | 13.7 | 3 | 25 | 10 |
| 2000s | 18.7 | 5 | 42 | 10 |
| 2010s | 462.5 | 41 | 939 | 10 |
| 2020s | 343.83 | 11 | 1,203 | 6 |
Countries ranked near Malaysia
More health data for Malaysia
- Un projection of annual infant deaths, annual growth rate -0.9119 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.2888 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,250 deaths per 1,000 people (2090)
- Number of infants who die before age 1 652 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 18 (2025)
- Population ages 00-04, female, annual growth rate -0.7207 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0297 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.5991 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is pertussis - number of reported cases, gaps filled in Malaysia?
- Pertussis - number of reported cases, gaps filled in Malaysia was 133 in 2025, according to Statizoid (derived).
- What is the highest pertussis - number of reported cases, gaps filled recorded in Malaysia?
- The highest recorded value was 1,203 in 2023.
- What is the lowest pertussis - number of reported cases, gaps filled recorded in Malaysia?
- The lowest recorded value was 3 in 1997.
- How does Malaysia rank for pertussis - number of reported cases, gaps filled?
- Malaysia ranks 70th out of 210 countries with data for 2025.
- Is pertussis - number of reported cases, gaps filled rising or falling in Malaysia?
- Over the last ten years it is down 85.8%. The long-run trend across the full record is volatile.
- Where does this Malaysia data come from?
- The figures come from Statizoid (derived), published as part of Pertussis - number of reported cases, gaps filled. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 52 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Pertussis - number of reported cases with 623 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
- 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
Pertussis - number of reported cases with 623 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.