NHIS Adult Summary Health Statistics from the U.S. National Health Interview Survey

Annual estimates of selected health topics for U.S. adults aged 18 and over are provided by this dataset. The data originates from the final results of the National Health Interview Survey (NHIS) and is hosted by data.cdc.gov. The dataset was last updated on August 1, 2025.

Use Cases

• Analyze health outcome trends over time using the Outcome (or Indicator) and Year columns.
• Compare health metric percentages across different demographic groups using the Group and Percentage columns.
• Assess the precision of health estimates by examining the Confidence Interval column.
• Filter and categorize data for specific analyses using the Grouping category and Title columns.

Strengths

• Data is sourced from the authoritative National Health Interview Survey (NHIS).
• Includes confidence intervals for statistical reliability assessment.
• Last updated on 2025-08-01, indicating recent maintenance.

Limitations

• Row count and dataset size are unknown, which may limit suitability assessment.
• License and author information are not provided in the available metadata.

Provenance

Source

National Health Interview Survey (NHIS), hosted by data.cdc.gov.

Collection Method

Annual survey of civilian, non-institutionalized U.S. population.

Time Range

Annual estimates; specific year range not provided.

Freshness

Last updated 2025-08-01 09:37:47; freshness should be verified.

Geography

United States.