Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) in American Samoa

American Samoa: Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) was 0.4% in 2024. ▼ Falling

Latest (2024)
0.4%
Change on year
up 5.1%
World rank
196th
of 198 countries
All-time high
0.5%
in 1980
All-time low
0.2%
in 2007
Years of data
45
1980–2024

Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) in American Samoa, 1980–2024

00.10.20.30.40.51980200220241980: 0.4771981: 0.4591982: 0.4411983: 0.4251984: 0.411985: 0.3961986: 0.3821987: 0.3691988: 0.3581989: 0.3471990: 0.3361991: 0.3251992: 0.3151993: 0.3051994: 0.2961995: 0.2881996: 0.281997: 0.2721998: 0.2651999: 0.2572000: 0.2522001: 0.2492002: 0.2462003: 0.2442004: 0.2422005: 0.2412006: 0.242007: 0.242008: 0.2412009: 0.2432010: 0.2472011: 0.2512012: 0.2552013: 0.2572014: 0.262015: 0.2632016: 0.2662017: 0.272018: 0.2762019: 0.2852020: 0.2962021: 0.3082022: 0.3212023: 0.3362024: 0.353

Source: World Health Organization, Global Health Observatory.

Analysis

In 2024, underweight among adults, bmi < 18.5 kg/m2 (crude estimate) in American Samoa stood at 0.4%.

Compared with earlier readings it is up 5.1% on the previous year and up 35.9% over ten years.

Over the whole period, underweight among adults, bmi < 18.5 kg/m2 (crude estimate) in American Samoa peaked at 0.5% in 1980 and was at its lowest, 0.2%, in 2007.

That places American Samoa 196th out of 198 countries with data for 2024, putting it in the bottom quarter.

The long-run direction has been consistently falling across the 45 years of available data.

Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) in American Samoa, year by year

Annual values for Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) (%) in American Samoa, 1980 to 2024.
Year Value Change
1980 0.5%
1981 0.5% -3.9%
1982 0.4% -3.9%
1983 0.4% -3.7%
1984 0.4% -3.5%
1985 0.4% -3.4%
1986 0.4% -3.5%
1987 0.4% -3.3%
1988 0.4% -3.0%
1989 0.3% -3.0%
1990 0.3% -3.2%
1991 0.3% -3.3%
1992 0.3% -3.2%
1993 0.3% -3.1%
1994 0.3% -2.8%
1995 0.3% -2.8%
1996 0.3% -2.9%
1997 0.3% -2.8%
1998 0.3% -2.6%
1999 0.3% -2.7%
2000 0.3% -2.1%
2001 0.2% -1.2%
2002 0.2% -1.1%
2003 0.2% -0.9%
2004 0.2% -0.7%
2005 0.2% -0.6%
2006 0.2% -0.3%
2007 0.2% -0.0%
2008 0.2% +0.4%
2009 0.2% +0.9%
2010 0.2% +1.4%
2011 0.3% +1.7%
2012 0.3% +1.4%
2013 0.3% +1.1%
2014 0.3% +1.0%
2015 0.3% +1.1%
2016 0.3% +1.2%
2017 0.3% +1.6%
2018 0.3% +2.2%
2019 0.3% +3.0%
2020 0.3% +4.0%
2021 0.3% +4.2%
2022 0.3% +4.2%
2023 0.3% +4.7%
2024 0.4% +5.1%

Averages by decade

DecadeAverage LowestHighest Years
1980s 0.4% 0.3% 0.5% 10
1990s 0.3% 0.3% 0.3% 10
2000s 0.2% 0.2% 0.3% 10
2010s 0.3% 0.2% 0.3% 10
2020s 0.3% 0.3% 0.4% 5

Countries ranked near American Samoa

  1. 193 Cook Islands 0.5% compare
  2. 194 Tokelau 0.5% compare
  3. 195 Samoa 0.5% compare
  4. 197 Naoero 0.3% compare
  5. 198 Tonga 0.3% compare

See the full ranking of 211 places →

More health data for American Samoa

All data for American Samoa →

Frequently asked questions

What is underweight among adults, bmi < 18.5 kg/m2 (crude estimate) in American Samoa?
Underweight among adults, bmi < 18.5 kg/m2 (crude estimate) in American Samoa was 0.4% in 2024, according to World Health Organization, Global Health Observatory.
What is the highest underweight among adults, bmi < 18.5 kg/m2 (crude estimate) recorded in American Samoa?
The highest recorded value was 0.5% in 1980.
What is the lowest underweight among adults, bmi < 18.5 kg/m2 (crude estimate) recorded in American Samoa?
The lowest recorded value was 0.2% in 2007.
How does American Samoa rank for underweight among adults, bmi < 18.5 kg/m2 (crude estimate)?
American Samoa ranks 196th out of 198 countries with data for 2024.
Is underweight among adults, bmi < 18.5 kg/m2 (crude estimate) rising or falling in American Samoa?
Over the last ten years it is up 35.9%. The long-run trend across the full record is falling.
Where does this American Samoa data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) (%). Statizoid updates them automatically from the source API.

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Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) in American Samoa. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 08 September 2026, from https://health.statizoid.com/stat/underweight-among-adults-bmi-18-5-kg-m2-crude-estimate-percent/american-samoa/

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About this data

Indicator
Underweight among adults, BMI < 18.5 kg/m2 (crude estimate) (%)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
211 places, 9,495 data points, 1980–2024
Last refreshed