Chad vs Guinea-Bissau: Prevalence rate of hypertension in adults aged 30-79

Chad
37.9
in 2019
Guinea-Bissau
38
in 2019
Chad rank
100th
Guinea-Bissau rank
98th

Prevalence rate of hypertension in adults aged 30-79 over time

  • Chad
  • Guinea-Bissau
010203040199020042019

How they compare

Guinea-Bissau currently reports 38 against 37.9 in Chad, a difference of 0.1.

Across all 30 years both countries report, Guinea-Bissau has been ahead every year.

Chad ranks 100th and Guinea-Bissau ranks 98th of 194 countries.

Guinea-Bissau has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Chad Guinea-Bissau Difference Ahead
1990s 37.49 37.55 0.06 Guinea-Bissau
2000s 39.18 39.28 0.1 Guinea-Bissau
2010s 38.79 38.89 0.1 Guinea-Bissau

Averages of every year both report within each decade.

Frequently asked questions

Which has higher prevalence rate of hypertension in adults aged 30-79, Chad or Guinea-Bissau?
Guinea-Bissau, at 38 against 37.9 in Chad as of 2019.
What is the difference in prevalence rate of hypertension in adults aged 30-79 between Chad and Guinea-Bissau?
0.1, with Guinea-Bissau ahead.
How many years of comparable data are there for Chad and Guinea-Bissau?
30 years are reported by both, from 1990 to 2019.
How do Chad and Guinea-Bissau rank globally for prevalence rate of hypertension in adults aged 30-79?
Chad ranks 100th and Guinea-Bissau ranks 98th of 194 countries.
Where does this data come from?
World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data, published as Prevalence rate of hypertension in adults aged 30-79. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Prevalence rate of hypertension in adults aged 30-79
Source
World Health Organization - Global Health Observatory (2026) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 5,820 data points, 1990–2019
Last refreshed

Estimated share of the population with hypertension, based on population representative surveys and statistical modeling. Hypertension is a risk factor for chronic complications, including cardiovascular disease, and premature death.