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Technical information
For information regarding the NHIS background, questionnaire, and methods, please see NHIS Technical Information.
NHIS data
Current Asthma1 Population Estimates—in Thousands2 by Age, United States: National Health Interview Survey, 2023
Source: National Health Interview Survey, National Center for Health Statistics, CDC
1 Persons who answered “yes” to the questions: “Have you EVER been told by a doctor or other health professional that you had asthma?” and “Do you still have asthma?”
2 Multiply numbers by a thousand.
3 Numbers within selected characteristics may not sum to total due to rounding.
All relative standard errors are <30% unless otherwise indicated.
*Relative standard error of the estimate is 30%–50%; the estimate is unreliable.
**Suppressed if relative standard error of the estimate exceeds 50% or if standard error is missing or 0.
4 As a subset of Hispanic.
5 Missing responses imputed. See NHIS "Imputed Income Technical Document."
Compiled 12/04/2024
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