NHANES Chronic Condition Prevalence by Demographics

Prevalence estimates for select chronic conditions are provided by demographic groups including Age Group, Sex, and Race and Hispanic Origin. The data includes statistical measures such as Percent, Standard Error, and 95% confidence interval limits. It is sourced from the National Health and Nutrition Examination Survey (NHANES) and was last updated in April 2025.

Use Cases

• Analyze Percent differences in condition prevalence across Age Group and Sex using confidence intervals.
• Model trends over time by joining Survey Years with Percent and Standard Error columns.
• Compare prevalence estimates across Race and Hispanic Origin groups, accounting for Lower 95% CI Limit and Upper 95% CI Limit.

Strengths

• Includes 12 columns of demographic and statistical measures per record.
• Provides Standard Error and 95% confidence limits for each prevalence estimate.

Limitations

• Sample size and row count are unknown, limiting assessment of statistical power.
• Specific chronic conditions measured are not listed in the provided column set.

Provenance

Source

National Health and Nutrition Examination Survey (NHANES) via data.cdc.gov.

Collection Method

Survey data analysis producing prevalence estimates.

Time Range

Covered by 'Survey Years' column, but specific range is null.

Freshness

Last updated on 2025-04-21.

Geography

United States (implied by NHANES).