2021 National Health Interview Survey (NHIS) Data

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Standard Errors1 for Current Asthma2 Population Estimates—Rounded by Age, United States: National Health Interview Survey, 2021

Table 3-2
Standard Errors1 for Current Asthma2 Population Estimates–Rounded by Age, United States: National Health Interview Survey, 2021
Characteristic All Ages
Total		 Children
Age <18		 Adults
Age 18+		 0–4 5–14 15–19 20–24 25–34 35–64 65+
Total: 710,900 243,700 620,900 64,500 203,200 164,300 208,400 234,700 384,400 197,600
   Male 389,000 185,700 335,400 47,200 163,200 122,100 127,200 153,100 217,300 103,200
   Female 501,300 149,000 454,800 44,300 125,300 113,300 150,100 160,900 305,200 155,300
White Non–Hispanic: 536,700 166,500 472,200 33,500 141,900 124,700 148,900 164,900 303,700 162,600
   Male 286,200 120,900 252,400 28,700 100,800 90,000 94,300 109,600 173,100 77,400
   Female 390,300 107,500 359,600 17,300 92,400 89,700 107,000 122,100 239,000 132,200
Black Non–Hispanic: 284,500 133,100 226,800 37,300 111,100 83,700 72,800 115,700 134,200 52,700
   Male 182,400 99,700 140,600 29,600 90,000 65,600 54,100 79,400 77,500 23,400
   Female 195,200 84,200 162,500 22,700 69,500 52,800 49,100 81,300 110,300 46,900
Other Non–Hispanic: 189,700 66,200 172,900 28,200 55,800 35,900 76,700 53,200 103,900 68,500
    Male 115,600 54,100 102,000 8,900 49,000 33,600 49,100 28,000 49,500 55,800
    Female 149,400 40,600 142,300 26,800 27,100 12,600 59,800 39,600 93,100 41,000
Hispanic: 240,600 109,800 198,000 30,100 96,000 55,200 78,500 79,000 138,100 57,700
    Male 147,500 89,400 114,300 21,200 82,200 36,300 51,800 58,600 69,600 36,800
    Female 167,700 60,700 149,300 21,400 46,700 40,400 60,300 51,600 108,600 38,900
Mexican/Mexican–American:3 163,300 88,100 127,400 5,500 80,900 40,400 50,300 48,000 91,000 34,700
    Male 113,100 75,100 83,200 5,400 70,800 33,200 42,100 40,700 51,300 25,400
    Female 98,700 44,200 85,400 1,300 40,200 23,500 27,500 27,000 69,600 20,200
Other Hispanic:3 159,500 63,500 136,300 28,900 48,700 35,700 61,700 59,800 84,700 45,500
    Male 94,800 49,300 76,100 19,500 42,400 15,200 30,800 42,800 45,700 26,200
    Female 119,300 42,000 108,100 21,300 24,200 32,300 54,200 43,000 70,300 32,700
Region:
    Northeast 321,200 90,900 287,500 25,600 64,500 57,200 126,600 90,400 161,700 89,100
    Midwest 289,300 104,200 260,700 37,400 92,200 86,900 83,100 114,400 172,700 88,000
    South 427,400 160,900 377,400 44,000 138,300 103,700 118,900 139,400 227,600 113,900
    West 368,600 119,900 304,000 13,000 97,600 73,600 79,900 119,900 200,000 102,000
Ratio of Family Income to Poverty Threshold:4
    0–0.99 249,100 133,400 206,000 34,100 113,400 79,500 85,000 85,500 125,900 64,300
    1.00–2.49 341,600 134,100 307,300 40,900 114,000 96,900 117,000 117,000 196,600 111,500
    2.50–4.49 295,500 111,500 265,000 28,400 95,700 85,100 103,000 125,600 176,700 97,000
    4.50 and above 364,200 118,100 321,700 29,700 90,300 88,400 97,100 130,600 223,100 105,800

Source: National Health Interview Survey, National Center for Health Statistics, CDC
Compiled 3/3/2023

1Standard Error which measures the variability in the estimates.
2Persons 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?”
3As a subset of Hispanic.
4Missing responses imputed. See NHIS “Imputed Income Technical Document”: https://ftp.cdc.gov/pub/Health_Statistics/NCHS/Dataset_Documentation/NHIS/2020/NHIS2020-imputation-techdoc-508.pdf
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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