Sierra Leone vs Viet Nam: Mean body mass index (BMI) in men
Sierra Leone
21.9
in 2016
Viet Nam
21.9
in 2016
Sierra Leone rank
175th
Viet Nam rank
175th
Mean body mass index (BMI) in men over time
- Sierra Leone
- Viet Nam
How they compare
Sierra Leone currently reports 21.9 against 21.9 in Viet Nam, a difference of 0.
The two have swapped places 1 time across 42 shared years of data; in 1975 it was Sierra Leone ahead.
Sierra Leone ranks 175th and Viet Nam ranks 175th of 190 countries.
Sierra Leone has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Sierra Leone | Viet Nam | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 19.5 | 18.58 | 0.92 | Sierra Leone |
| 1980s | 20.25 | 18.95 | 1.3 | Sierra Leone |
| 1990s | 21.05 | 19.48 | 1.57 | Sierra Leone |
| 2000s | 21.64 | 20.36 | 1.28 | Sierra Leone |
| 2010s | 21.87 | 21.44 | 0.4286 | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher mean body mass index (bmi) in men, Sierra Leone or Viet Nam?
- Sierra Leone, at 21.9 against 21.9 in Viet Nam as of 2016.
- What is the difference in mean body mass index (bmi) in men between Sierra Leone and Viet Nam?
- 0, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Viet Nam?
- 42 years are reported by both, from 1975 to 2016.
- How do Sierra Leone and Viet Nam rank globally for mean body mass index (bmi) in men?
- Sierra Leone ranks 175th and Viet Nam ranks 175th of 190 countries.
- Where does this data come from?
- World Health Organization - Global Health Observatory (2026) β with minor processing by Our World in Data, published as Mean body mass index (BMI) in men. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Body mass index (BMI) is measured as a person's weight in kilograms (kg) divided by his height (in meters), squared. The WHO define a BMI <=18.5 as 'underweight'; 18.5 to <25 as 'normal/healthy'; 25.0 to <30 as 'overweight'; and >30.0 as 'obese'.