2020 National Health Interview Survey (NHIS) Data

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Lifetime Asthma1 Population Estimates — in Thousands2 by Age, United States: National Health Interview Survey, 2020

Table 1-1
Lifetime Asthma1 Population Estimates–in Thousands2
by Age, United States: National Health Interview Survey, 2020
Characteristic3 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: 42,518 6,856 35,662 717 4,133 14,885 3,299 4,282 7,304 16,417 6,344
   Male 19,201 3,848 15,352 404* 2,361 7,448 1,624 2,385 3,439 6,748 2,226
   Female 23,317 3,008 20,310 313 1,772 7,436 1,674 1,897 3,865 9,669 4,118
White Non–Hispanic: 25,855 3,262 22,583 408* 1,842 8,130 1,619 2,021 4,491 10,737 4,735
   Male 11,239 1,842 9,397 ** 1,135 3,903 737 1,129 2,037 4,331 1,702
   Female 14,616 1,420 13,196 240* 707 4,227 881 892 2,454 6,406 3,033
Black Non–Hispanic: 5,988 1,035 4,953 45* 652 2,507 675 805 1,027 2,186 598
   Male 2,708 558 2,150 ** 397 1,182 220 537 426 925 165
   Female 3,280 477 2,803 ** 255 1,324 455 268* 601 1,261 433
Other Non–Hispanic: 3,393 714 2,679 ** 435 1,112 226 302 584 1,319 426
    Male 1,749 478 1,271 ** 277 688 165 152* 371 609 103
    Female 1,644 236 1,408 ** 158 424 61* 149* 213 710 323
Hispanic: 7,282 1,844 5,438 163* 1,204 3,136 779 1,154 1,202 2,175 585
    Male 3,504 970 2,535 ** 552 1,675 503 567 605 882 256
    Female 3,778 875 2,903 ** 652 1,462 277* 587 598 1,292 329
Mexican/Mexican–American:4 3,870 1,047 2,823 64* 629 1,961 624 732 605 975 236
    Male 1,873 570 1,304 ** 316 1,037 421 298* 318 406 71*
    Female 1,997 477 1,520 ** 313 924 202* 434* 287 569 164
Other Hispanic:4 3,368 797 2,571 ** 575 1,161 156* 408 597 1,172 348
    Male 1,624 400 1,223 ** 236 633 ** 265* 287 473 185
    Female 1,745 397 1,347 ** 339 528 74* 143* 310 699 163
Region:
    Northeast 7,164 1,091 6,073 ** 689 2,112 391 730 991 3,051 1,133
    Midwest 8,823 1,314 7,509 ** 807 3,168 686 987 1,495 3,441 1,303
    South 16,256 2,816 13,440 328 1,601 5,869 1,445 1,581 2,843 6,051 2,392
    West 10,276 1,635 8,641 110* 1,035 3,736 777 984 1,975 3,874 1,516
Ratio of Family Income to Poverty Threshold:5
    0–0.99 5,829 1,210 4,619 ** 749 2,028 534 646 849 2,210 692
    1.00–2.49 12,532 2,257 10,276 312* 1,202 4,713 1,255 1,623 1,836 4,239 2,061
    2.50–4.49 10,628 1,621 9,007 159* 1,128 3,601 600 877 2,124 4,092 1,633
    4.50 and above 13,529 1,768 11,761 96* 1,053 4,542 910 1,136 2,496 5,877 1,959

Source: National Health Interview Survey, National Center for Health Statistics, CDC
Compiled 3/8/2022

1Lifetime asthma determined by persons who answered “yes” to the question: “Have you EVER been told by a doctor or other health professional that you had asthma?”
2Multiply numbers by a thousand.
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.
3Numbers within selected characteristics may not sum to total due to rounding.
4As a subset of Hispanic.
5Missing 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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