Sao Tome and Principe vs Viet Nam: Hepatitis B surface antigen (HBsAg) prevalence

Sao Tome and Principe
0.8%
in 2024
Viet Nam
0.9%
in 2024
Sao Tome and Principe rank
39th
Viet Nam rank
36th

Hepatitis B surface antigen (HBsAg) prevalence over time

  • Sao Tome and Principe
  • Viet Nam
00.511.5201520192024

How they compare

Viet Nam currently reports 0.9% against 0.8% in Sao Tome and Principe, a difference of 0.1%.

That makes Viet Nam's figure about 1.1 times Sao Tome and Principe's.

Across all 10 years both countries report, Viet Nam has been ahead every year.

Sao Tome and Principe ranks 39th and Viet Nam ranks 36th of 194 countries.

Viet Nam has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade Sao Tome and Principe Viet Nam Difference Ahead
2010s 0.9% 1.2% 0.3% Viet Nam
2020s 0.8% 1.0% 0.2% Viet Nam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher hepatitis b surface antigen (hbsag) prevalence, Sao Tome and Principe or Viet Nam?
Viet Nam, at 0.9% against 0.8% in Sao Tome and Principe as of 2024.
What is the difference in hepatitis b surface antigen (hbsag) prevalence between Sao Tome and Principe and Viet Nam?
0.1%, with Viet Nam ahead.
How many years of comparable data are there for Sao Tome and Principe and Viet Nam?
10 years are reported by both, from 2015 to 2024.
How do Sao Tome and Principe and Viet Nam rank globally for hepatitis b surface antigen (hbsag) prevalence?
Sao Tome and Principe ranks 39th and Viet Nam ranks 36th of 194 countries.
Where does this data come from?
World Health Organization, Global Health Observatory, published as Hepatitis B surface antigen (HBsAg) prevalence (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Sao Tome and Principe vs Viet Nam: Hepatitis B surface antigen (HBsAg) prevalence. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 13 September 2026, from https://health.statizoid.com/compare/hepatitis-b-surface-antigen-hbsag-prevalence-percent/sao-tome-and-principe/viet-nam/

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About this data

Indicator
Hepatitis B surface antigen (HBsAg) prevalence (%)
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
209 places, 2,090 data points, 2015–2024
Last refreshed