Trends

Available data versions in this preview build: OmegaTobacco EBS. Switch via the version dropdown in the status bar.

Observation archive · 2026-09-12

• The portal displays 68,599 raw observations from 2000 onward, with original survey titles retained.
• Fitting membership, exclusions, corrected ages and model uncertainty are distinct from original source values.
• The observation browser retains fitted and excluded rows under vintage-qualified source identifiers.

Model OmegaTobacco EBS

• A single accepted model fits the sexes independently and publishes posterior medians and 95% credible intervals.
• Point-age curves contain 18 evaluated ages from 15 to 100 at five-year steps.
• Crude prevalence, age-standardized prevalence, counts and target probabilities use the published posterior summaries.
• Predictions cover 2000 through 2040. The report reference year is 2025 and the relative-target baseline is 2010.
• Country reports are freely available with estimates, uncertainty intervals and named survey sources.

Earlier versions

• v4.3 · 2025-11-02
• v4.2 · 2025-05-18
• v4.1 · 2024-11-10