Pertussis - number of reported cases in Laos
Laos: Pertussis - number of reported cases was 26 in 2025. ◆ Volatile
Pertussis - number of reported cases in Laos, 1974–2025
Source: World Health Organization, Global Health Observatory.
Analysis
The most recent figure for pertussis - number of reported cases in Laos is 26, measured in 2025.
Compared with earlier readings it is down 85.1% on the previous year and down 81.4% over ten years.
Over the whole period, pertussis - number of reported cases in Laos peaked at 2,881 in 1985 and was at its lowest, 0, in 2021.
That places Laos 94th 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 in Laos, year by year
| Year | Value | Change |
|---|---|---|
| 1974 | 402 | — |
| 1975 | 796 | +98.0% |
| 1976 | 152 | -80.9% |
| 1977 | 12 | -92.1% |
| 1978 | 584 | +4766.7% |
| 1980 | 2,718 | +365.4% |
| 1982 | 396 | -85.4% |
| 1983 | 652 | +64.6% |
| 1984 | 1,813 | +178.1% |
| 1985 | 2,881 | +58.9% |
| 1986 | 286 | -90.1% |
| 1987 | 980 | +242.7% |
| 1988 | 2,523 | +157.4% |
| 1989 | 271 | -89.3% |
| 1990 | 856 | +215.9% |
| 1991 | 2,227 | +160.2% |
| 1992 | 233 | -89.5% |
| 1993 | 104 | -55.4% |
| 1994 | 900 | +765.4% |
| 1995 | 106 | -88.2% |
| 1996 | 264 | +149.1% |
| 1997 | 90 | -65.9% |
| 1998 | 49 | -45.6% |
| 1999 | 133 | +171.4% |
| 2000 | 80 | -39.8% |
| 2001 | 111 | +38.8% |
| 2003 | 200 | +80.2% |
| 2004 | 199 | -0.5% |
| 2005 | 120 | -39.7% |
| 2006 | 182 | +51.7% |
| 2007 | 13 | -92.9% |
| 2008 | 26 | +100.0% |
| 2009 | 12 | -53.8% |
| 2010 | 6 | -50.0% |
| 2011 | 38 | +533.3% |
| 2012 | 412 | +984.2% |
| 2013 | 60 | -85.4% |
| 2015 | 140 | +133.3% |
| 2016 | 9 | -93.6% |
| 2017 | 111 | +1133.3% |
| 2018 | 289 | +160.4% |
| 2019 | 359 | +24.2% |
| 2021 | 0 | -100.0% |
| 2022 | 0 | — |
| 2023 | 66 | — |
| 2024 | 175 | +165.2% |
| 2025 | 26 | -85.1% |
Laos compared with similar countries
- Laos's 26 is above the median for lower middle income countries, which is 2, 13.0× the median. (47 countries reporting)
- Laos's 26 is above the median for East Asia & Pacific, which is 7, 3.7× the median. (37 countries reporting)
Biggest year-on-year movements
Years where Pertussis - number of reported cases in Laos 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 |
|---|---|---|---|
| 1978 | +4766.7% | 12 | 584 |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 389.2 | 12 | 796 | 5 |
| 1980s | 1,391 | 271 | 2,881 | 9 |
| 1990s | 496.2 | 49 | 2,227 | 10 |
| 2000s | 104.78 | 12 | 200 | 9 |
| 2010s | 158.22 | 6 | 412 | 9 |
| 2020s | 53.4 | 0 | 175 | 5 |
Countries ranked near Laos
More health data for Laos
- Un projection of annual infant deaths, annual growth rate -2.76 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.5667 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,260 deaths per 1,000 people (2090)
- Number of infants who die before age 1 317 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 15 (2025)
- Population ages 00-04, female, annual growth rate -0.5161 % 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 0.0489 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.5055 % 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 in Laos?
- Pertussis - number of reported cases in Laos was 26 in 2025, according to World Health Organization, Global Health Observatory.
- What is the highest pertussis - number of reported cases recorded in Laos?
- The highest recorded value was 2,881 in 1985.
- What is the lowest pertussis - number of reported cases recorded in Laos?
- The lowest recorded value was 0 in 2021.
- How does Laos rank for pertussis - number of reported cases?
- Laos ranks 94th out of 210 countries with data for 2025.
- Is pertussis - number of reported cases rising or falling in Laos?
- Over the last ten years it is down 81.4%. The long-run trend across the full record is volatile.
- Where does this Laos data come from?
- The figures come from World Health Organization, Global Health Observatory, published as part of Pertussis - number of reported cases. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 47 observations, free to reuse under CC BY-NC-SA 3.0 IGO (WHO).