Cook Islands vs Nauru: Prevalence of underweight among adults, BMI < 18.5 (Crude estimate)

Cook Islands
0.53
in 2022
Nauru
0.36
in 2022
Cook Islands rank
189th
Nauru rank
192nd

Prevalence of underweight among adults, BMI < 18.5 (Crude estimate) over time

  • Cook Islands
  • Nauru
00.20.40.60.8199020062022

How they compare

Cook Islands currently reports 0.53 against 0.36 in Nauru, a difference of 0.17.

That makes Cook Islands's figure about 1.5 times Nauru's.

Across all 33 years both countries report, Cook Islands has been ahead every year.

Cook Islands ranks 189th and Nauru ranks 192nd of 193 countries.

Cook Islands has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Cook Islands Nauru Difference Ahead
1990s 0.701 0.365 0.336 Cook Islands
2000s 0.552 0.348 0.204 Cook Islands
2010s 0.5 0.345 0.155 Cook Islands
2020s 0.5233 0.36 0.1633 Cook Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher prevalence of underweight among adults, bmi < 18.5, Cook Islands or Nauru?
Cook Islands, at 0.53 against 0.36 in Nauru as of 2022.
What is the difference in prevalence of underweight among adults, bmi < 18.5 between Cook Islands and Nauru?
0.17, with Cook Islands ahead.
How many years of comparable data are there for Cook Islands and Nauru?
33 years are reported by both, from 1990 to 2022.
How do Cook Islands and Nauru rank globally for prevalence of underweight among adults, bmi < 18.5?
Cook Islands ranks 189th and Nauru ranks 192nd of 193 countries.
Where does this data come from?
UNICEF, published as Prevalence of underweight among adults, BMI < 18.5 (Crude estimate). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cook Islands vs Nauru: Prevalence of underweight among adults, BMI < 18.5. Statizoid, drawing on UNICEF. Retrieved 12 November 2026, from https://health.statizoid.com/compare/prevalence-of-underweight-among-adults-bmi-18-5-crude-estimate/cook-islands/naoero/

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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