Prevalence of underweight among adults, BMI < 18.5 in Samoa

Samoa: Prevalence of underweight among adults, BMI < 18.5 was 0.4 in 2022. ▼ Falling

Latest (2022)
0.4
Change on year
up 2.6%
World rank
191st
of 193 countries
All-time high
0.55
in 1990
All-time low
0.38
in 2013
Years of data
33
1990–2022

Prevalence of underweight among adults, BMI < 18.5 in Samoa, 1990–2022

00.20.40.61990200620221990: 0.551991: 0.541992: 0.521993: 0.51994: 0.491995: 0.471996: 0.461997: 0.451998: 0.441999: 0.432000: 0.422001: 0.412002: 0.412003: 0.412004: 0.42005: 0.42006: 0.42007: 0.392008: 0.392009: 0.392010: 0.392011: 0.392012: 0.392013: 0.382014: 0.382015: 0.382016: 0.382017: 0.382018: 0.382019: 0.382020: 0.392021: 0.392022: 0.4

Source: UNICEF.

Analysis

Samoa recorded 0.4 for prevalence of underweight among adults, bmi < 18.5 in 2022.

That represents a change of up 2.6% on the previous year and up 2.6% over ten years.

Over the whole period, prevalence of underweight among adults, bmi < 18.5 in Samoa peaked at 0.55 in 1990 and was at its lowest, 0.38, in 2013.

Samoa ranks 191st of 193 countries on this measure, in the bottom quarter.

The long-run direction has been consistently falling across the 33 years of available data.

Prevalence of underweight among adults, BMI < 18.5 in Samoa, year by year

Annual values for Prevalence of underweight among adults, BMI < 18.5 (Crude estimate) in Samoa, 1990 to 2022.
Year Value Change
1990 0.55
1991 0.54 -1.8%
1992 0.52 -3.7%
1993 0.5 -3.8%
1994 0.49 -2.0%
1995 0.47 -4.1%
1996 0.46 -2.1%
1997 0.45 -2.2%
1998 0.44 -2.2%
1999 0.43 -2.3%
2000 0.42 -2.3%
2001 0.41 -2.4%
2002 0.41 +0.0%
2003 0.41 +0.0%
2004 0.4 -2.4%
2005 0.4 +0.0%
2006 0.4 +0.0%
2007 0.39 -2.5%
2008 0.39 +0.0%
2009 0.39 +0.0%
2010 0.39 +0.0%
2011 0.39 +0.0%
2012 0.39 +0.0%
2013 0.38 -2.6%
2014 0.38 +0.0%
2015 0.38 +0.0%
2016 0.38 +0.0%
2017 0.38 +0.0%
2018 0.38 +0.0%
2019 0.38 +0.0%
2020 0.39 +2.6%
2021 0.39 +0.0%
2022 0.4 +2.6%

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.485 0.43 0.55 10
2000s 0.402 0.39 0.42 10
2010s 0.383 0.38 0.39 10
2020s 0.3933 0.39 0.4 3

Countries ranked near Samoa

  1. 188 Chile 0.69 compare
  2. 189 Cook Islands 0.53 compare
  3. 189 Tokelau 0.53 compare
  4. 192 Naoero 0.36 compare
  5. 193 Tonga 0.27 compare

See the full ranking of 349 places →

More health data for Samoa

All data for Samoa →

Frequently asked questions

What is prevalence of underweight among adults, bmi < 18.5 in Samoa?
Prevalence of underweight among adults, bmi < 18.5 in Samoa was 0.4 in 2022, according to UNICEF.
What is the highest prevalence of underweight among adults, bmi < 18.5 recorded in Samoa?
The highest recorded value was 0.55 in 1990.
What is the lowest prevalence of underweight among adults, bmi < 18.5 recorded in Samoa?
The lowest recorded value was 0.38 in 2013.
How does Samoa rank for prevalence of underweight among adults, bmi < 18.5?
Samoa ranks 191st out of 193 countries with data for 2022.
Is prevalence of underweight among adults, bmi < 18.5 rising or falling in Samoa?
Over the last ten years it is up 2.6%. The long-run trend across the full record is falling.
Where does this Samoa data come from?
The figures come from UNICEF, published as part of Prevalence of underweight among adults, BMI < 18.5 (Crude estimate). Statizoid updates them automatically from the source API.

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Prevalence of underweight among adults, BMI < 18.5 in Samoa. Statizoid, drawing on UNICEF. Retrieved 04 September 2026, from https://health.statizoid.com/stat/prevalence-of-underweight-among-adults-bmi-18-5-crude-estimate/samoa/

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About this data

Indicator
Prevalence of underweight among adults, BMI < 18.5 (Crude estimate)
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
349 places, 9,955 data points, 1990–2022
Last refreshed