Chronic Obstructive Pulmonary Disease

NCHS Data Query System Topics
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At a glance

  • The National Center for Health Statistics Data Query System features estimates of chronic obstructive pulmonary disease (COPD) diagnoses.
  • These estimates are based on data from the National Health Interview Survey.
NCHS Data Query System features data about asthma and asthma attacks.

COPD, emphysema, chronic bronchitis

Chronic obstructive pulmonary disease (COPD) is a group of diseases that block airflow to and from the lungs and cause breathing-related problems. COPD includes emphysema and chronic bronchitis.

COPD, emphysema, chronic bronchitis

Get statistics from the NCHS Data Query System.

Sources

The National Health Interview Survey (NHIS) provides DQS with data about this topic from household interviews.

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National Center for Health Statistics
About This Page
Published: June 25, 2025
Updated: July 27, 2026

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: July 27, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.