2020 National Health Interview Survey (NHIS) Data

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Percentage of Persons Who Had Asthma Attack1 Among Those With Current Asthma2
by Age, United States: National Health Interview Survey, 2020

Table 4-1
Percentage of Persons With Current Asthma1
by Age, United States: National Health Interview Survey, 2020
Characteristic All Ages
Total		 Children
Age <18		 Adults
Age 18+		 0–4 5–14 15–34 15–19 20–24 25–34 35–64 65+
Total: 7.8 5.8 8.4 2.0 6.6 8.9 9.3 10.3 8.1 8.3 7.8
   Male 6.1 5.7 6.2 1.2* 6.9 7.2 7.6 9.1 6.1 6.0 5.4
   Female 9.5 6.0 10.4 2.9 6.3 10.7 11.1 11.5 10.1 10.6 9.7
White Non–Hispanic: 7.7 5.2 8.3 2.4* 5.2 8.8 9.2 9.4 8.3 8.6 7.4
   Male 5.5 4.7 5.7 ** 5.2 6.6 7.4 7.4 5.9 5.9 5.0
   Female 9.8 5.7 10.7 4.5* 5.1 11.0 10.9 11.5 10.8 11.2 9.3
Black Non–Hispanic: 10.4 8.9 10.9 2.1* 11.2 12.5 14.2 13.9 11.0 10.4 8.9
   Male 9.2 9.6 9.0 ** 12.5 11.4 9.9* 17.4* 8.8* 7.8 6.4
   Female 11.5 8.2 12.5 ** 9.7* 13.5 17.5 10.7* 12.8 12.6 10.6
Other Non–Hispanic: 7.1 5.9 7.5 1.6* 7.9 6.2 6.1* 7.4* 5.6 7.9 9.4
    Male 6.8 8.0 6.3 ** 10.1 6.4 11.4* 4.9* 5.3* 7.4 5.1*
    Female 7.4 3.5* 8.6 ** 5.5* 5.8* ** ** 5.9* 8.4 12.5
Hispanic: 6.8 5.6 7.4 1.5* 6.7 8.3 8.1 11.6 6.7 6.3 8.9
    Male 5.5 4.8 5.9 ** 6.2 6.9 6.0* 10.9 5.4 4.5 7.6
    Female 8.0 6.3 8.8 ** 7.2 9.8 11.1* 12.3 7.9 8.0 10.0
Mexican/Mexican–American:2 5.8 5.1 6.2 ** 5.4 8.3 10.3 11.5 5.5 4.6 6.6
    Male 4.3 4.2 4.3 ** 4.7 6.5 8.4* 7.8* 4.6* 2.8 3.5*
    Female 7.3 6.0 7.9 ** 6.1* 10.1 12.7* 14.4* 6.2* 6.3 9.0
Other Hispanic:2 8.4 6.6 9.1 ** 9.4 8.4 4.7* 12.0* 8.6 8.4 11.6
    Male 7.6 6.1 8.2 ** 9.7 7.5 ** 16.4* 6.7* 6.9 12.0*
    Female 9.2 7.1 9.9 ** 9.2* 9.5 8.3* ** 10.8 9.8 11.2
Region:
    Northeast 7.8 5.4 8.4 ** 6.5 8.2 7.4 10.2 7.6 8.9 7.6
    Midwest 7.7 5.5 8.4 ** 6.6 9.1 10.9 11.9 6.7 8.3 7.7
    South 7.8 6.3 8.2 3.3 7.0 9.1 9.7 10.6 8.1 8.3 7.1
    West 7.8 5.6 8.5 1.5* 6.1 9.0 8.6 8.5 9.4 8.0 9.2
Ratio of Family Income to Poverty Threshold:3
    0–0.99 11.0 6.7 13.1 ** 9.2 12.3 10.2 13.4 12.8 13.7 12.5
    1.00–2.49 8.7 6.5 9.4 2.2* 6.5 10.1 13.0 10.9 8.2 9.6 8.7
    2.50–4.49 6.9 5.0 7.4 3.3* 5.9 7.3 6.5 6.4 7.9 7.5 6.7
    4.50 and above 6.7 5.3 7.0 1.6* 6.0 7.8 7.3 11.9 6.6 6.9 6.7

Source: National Health Interview Survey, National Center for Health Statistics, CDC
Compiled 3/14/2022

1Persons 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.
2As a subset of Hispanic.
3Missing responses imputed.

Notes: Sex determined by “male” or “female” response to question: “Are you male or female?” Additional information on methods and variable description available at: https://www.cdc.gov/asthma/nhis/default.htm.

Asthma and Community Health Branch
National Center for Environmental Health, Centers for Disease Control and Prevention

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