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Technical information
For information regarding the NHIS background, questionnaire, and methods, please see NHIS Technical Information.
NHIS data
Percentage of Persons With Current Asthma1 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?" 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.
2 As a subset of Hispanic.
3 Missing responses imputed. See NHIS "Imputed Income Technical Document".
Compiled 12/05/2024
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