2020 Adult Asthma Data: Prevalence Tables and Maps

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Table L4
Adulta Lifetimeb Asthma Prevalence and Number
by Race and State or Territory: BRFSS 2020
State Raceg Sample
Sizec		 Prevalence
(Percent)		 Standard
Error		 95% CId
(Percent)		 ||
||		 Weighted
Numbere		 95% CId
(Weighted Number)
U.S. Totalf White 312,505 13.8 0.14 (13.5–14.0) || 24,682,761 (24,159,169–25,206,352)
U.S. Totalf Black 31,505 16.6 0.43 (15.7–17.4) || 5,374,346 (5,079,490–5,669,201)
U.S. Totalf Other 29,178 11.6 0.48 (10.6–12.5) || 3,538,050 (3,231,668–3,844,432)
U.S. Totalf Multirace 9,151 21.5 1.03 (19.5–23.5) || 943,669 (845,757–1,041,581)
AL White 3,684 13.4 0.73 (11.9–14.8) || 350,644 (311,488–389,801)
AL Black 1,358 17.0 1.38 (14.3–19.7) || 167,080 (137,911–196,250)
AL Other 144 20.2 4.33 (11.6–28.7) || 23,963 (12,888–35,039)
AL Multirace 79 31.0 7.37 (16.3–45.7) || 17,109 (6,908–27,309)
AK White 2,527 13.4 1.07 (11.3–15.5) || 47,936 (40,166–55,707)
AK Black 58 (.–.) || 3,649 (.–.)
AK Other 817 14.7 2.38 (10.0–19.3) || 18,414 (12,035–24,793)
AK Multirace 173 17.5 4.14 (9.3–25.6) || 4,865 (2,369–7,361)
AZ White 7,834 14.6 0.56 (13.5–15.7) || 598,338 (551,461–645,216)
AZ Black 288 17.7 2.95 (11.9–23.5) || 49,189 (31,171–67,207)
AZ Other 1,501 12.2 1.20 (9.8–14.5) || 114,659 (91,270–138,049)
AZ Multirace 206 25.0 4.55 (16.0–34.0) || 20,795 (12,333–29,258)
AR White 4,198 12.6 0.73 (11.2–14.0) || 224,339 (197,870–250,808)
AR Black 603 14.4 2.29 (9.9–18.9) || 48,424 (32,133–64,716)
AR Other 198 (.–.) || 8,496 (.–.)
AR Multirace 144 18.8 4.59 (9.7–27.8) || 7,360 (3,538–11,182)
CA White 3,235 15.8 0.89 (14.0–17.5) || 2,892,307 (2,554,879–3,229,735)
CA Black 299 21.2 3.49 (14.4–28.1) || 460,055 (289,161–630,950)
CA Other 935 11.7 1.42 (8.9–14.5) || 961,244 (720,385–1,202,104)
CA Multirace 148 23.7 4.47 (14.9–32.5) || 184,225 (108,051–260,399)
CO White 8,406 14.0 0.45 (13.1–14.9) || 510,223 (477,204–543,243)
CO Black 286 21.2 2.89 (15.6–26.9) || 41,093 (28,535–53,651)
CO Other 814 11.4 1.28 (8.9–13.9) || 51,188 (39,318–63,058)
CO Multirace 199 21.5 3.67 (14.2–28.7) || 16,039 (9,872–22,205)
CT White 6,918 15.4 0.71 (14.0–16.8) || 316,398 (285,814–346,982)
CT Black 734 16.5 1.99 (12.6–20.4) || 51,291 (38,321–64,261)
CT Other 733 13.6 1.75 (10.2–17.0) || 39,888 (29,387–50,389)
CT Multirace 167 14.2 3.25 (7.8–20.7) || 4,757 (2,534–6,980)
DE White 2,814 12.8 0.81 (11.3–14.4) || 65,608 (57,253–73,963)
DE Black 579 21.0 2.53 (16.1–26.0) || 34,779 (25,457–44,100)
DE Other 318 (.–.) || 5,495 (.–.)
DE Multirace 115 25.3 6.72 (12.0–38.7) || 4,818 (1,775–7,861)
DC White 1,641 13.3 1.17 (11.0–15.6) || 33,597 (27,419–39,775)
DC Black 1,385 19.3 1.48 (16.4–22.2) || 46,280 (38,637–53,923)
DC Other 219 11.3 2.55 (6.3–16.3) || 6,218 (3,316–9,121)
DC Multirace 93 (.–.) || 1,270 (.–.)
FL White 9,353 12.0 0.67 (10.7–13.4) || 1,478,091 (1,313,351–1,642,832)
FL Black 1,046 10.6 1.64 (7.4–13.8) || 293,320 (202,296–384,345)
FL Other 789 10.8 1.69 (7.4–14.1) || 182,963 (124,782–241,143)
FL Multirace 262 21.2 4.62 (12.0–30.3) || 48,072 (25,674–70,469)
GA White 5,826 12.3 0.66 (11.0–13.6) || 580,531 (517,722–643,339)
GA Black 2,358 16.1 1.38 (13.4–18.8) || 404,183 (329,961–478,406)
GA Other 463 12.7 2.61 (7.6–17.8) || 74,382 (42,196–106,567)
GA Multirace 179 9.6 2.84 (4.0–15.2) || 12,719 (5,473–19,965)
HI White 2,753 10.8 0.83 (9.1–12.4) || 30,641 (25,806–35,475)
HI Black 87 (.–.) || 2,756 (.–.)
HI Other 3,253 14.0 0.79 (12.4–15.5) || 79,867 (70,569–89,164)
HI Multirace 1,579 20.7 1.32 (18.1–23.3) || 44,961 (38,775–51,146)
ID White 5,308 13.4 0.68 (12.1–14.8) || 157,486 (141,649–173,322)
ID Black 23 (.–.) || 1,156 (.–.)
ID Other 236 (.–.) || 7,156 (.–.)
ID Multirace 101 (.–.) || 4,036 (.–.)
IL White 2,797 12.7 0.81 (11.1–14.3) || 852,514 (741,274–963,754)
IL Black 455 16.4 2.36 (11.7–21.0) || 225,061 (155,016–295,106)
IL Other 270 8.6 2.03 (4.6–12.6) || 90,429 (47,479–133,379)
IL Multirace 37 (.–.) || 13,994 (.–.)
IN White 7,064 13.6 0.49 (12.6–14.5) || 581,250 (538,673–623,827)
IN Black 743 17.9 1.90 (14.2–21.6) || 84,800 (65,187–104,413)
IN Other 306 13.2 2.53 (8.2–18.2) || 30,831 (18,336–43,326)
IN Multirace 135 21.7 4.26 (13.3–30.1) || 13,263 (7,660–18,866)
IA White 8,838 11.7 0.41 (10.9–12.5) || 250,092 (232,442–267,742)
IA Black 192 17.2 3.01 (11.3–23.2) || 14,667 (9,149–20,186)
IA Other 228 15.6 2.99 (9.7–21.5) || 15,537 (9,129–21,944)
IA Multirace 108 14.9 3.42 (8.1–21.7) || 4,376 (2,308–6,444)
KS White 9,355 13.4 0.47 (12.5–14.4) || 248,820 (231,154–266,486)
KS Black 382 18.9 2.42 (14.2–23.7) || 23,675 (17,050–30,299)
KS Other 394 17.5 2.56 (12.4–22.5) || 24,981 (16,969–32,993)
KS Multirace 206 20.3 3.67 (13.1–27.5) || 9,887 (5,969–13,805)
KY White 3,452 15.8 0.78 (14.2–17.3) || 470,834 (423,853–517,814)
KY Black 232 23.8 3.99 (15.9–31.7) || 63,931 (39,120–88,742)
KY Other 102 (.–.) || 11,337 (.–.)
KY Multirace 84 26.5 6.61 (13.4–39.7) || 10,587 (4,521–16,653)
LA White 3,354 12.5 0.72 (11.1–13.9) || 275,520 (243,341–307,699)
LA Black 1,027 16.9 1.61 (13.7–20.1) || 184,609 (147,069–222,150)
LA Other 190 17.2 3.81 (9.7–24.7) || 26,292 (13,915–38,669)
LA Multirace 85 20.3 5.93 (8.5–32.1) || 7,522 (2,533–12,511)
ME White 10,362 14.6 0.57 (13.5–15.7) || 149,540 (137,687–161,394)
ME Black 49 (.–.) || 1,766 (.–.)
ME Other 206 23.6 5.61 (12.5–34.6) || 5,552 (2,475–8,628)
ME Multirace 121 (.–.) || 1,808 (.–.)
MD White 9,595 12.2 0.47 (11.3–13.2) || 312,879 (288,165–337,592)
MD Black 3,011 16.4 0.94 (14.5–18.2) || 228,890 (201,087–256,693)
MD Other 870 9.6 1.29 (7.0–12.1) || 48,547 (35,152–61,942)
MD Multirace 254 14.7 2.54 (9.6–19.7) || 8,828 (5,628–12,029)
MA White 5,773 15.2 0.61 (14.0–16.4) || 614,988 (564,429–665,548)
MA Black 374 17.7 2.92 (12.0–23.5) || 72,021 (46,060–97,981)
MA Other 453 12.1 1.96 (8.2–15.9) || 67,293 (44,400–90,187)
MA Multirace 123 21.8 4.52 (12.9–30.8) || 24,814 (13,753–35,874)
MI White 5,967 15.1 0.63 (13.9–16.3) || 920,791 (841,566–1,000,017)
MI Black 682 17.4 1.78 (13.9–20.9) || 178,756 (139,910–217,602)
MI Other 305 13.7 2.51 (8.7–18.6) || 62,586 (38,224–86,948)
MI Multirace 170 22.5 4.07 (14.5–30.6) || 27,137 (16,678–37,595)
MN White 13,665 11.8 0.34 (11.1–12.5) || 426,106 (401,512–450,701)
MN Black 593 16.1 1.78 (12.6–19.6) || 42,871 (32,665–53,076)
MN Other 893 9.0 1.18 (6.7–11.3) || 30,797 (22,503–39,090)
MN Multirace 299 25.3 3.01 (19.4–31.2) || 16,015 (11,654–20,375)
MS White 3,783 13.6 0.76 (12.1–15.1) || 181,838 (160,947–202,728)
MS Black 2,481 15.1 0.96 (13.2–17.0) || 128,024 (111,339–144,708)
MS Other 119 19.9 5.14 (9.7–30.1) || 11,043 (4,597–17,490)
MS Multirace 33 (.–.) || 2,462 (.–.)
MO White 7,717 13.1 0.54 (12.1–14.2) || 511,018 (468,807–553,228)
MO Black 852 17.3 1.71 (14.0–20.7) || 90,614 (71,728–109,500)
MO Other 291 10.2 2.41 (5.4–14.9) || 20,698 (10,575–30,822)
MO Multirace 148 15.4 3.44 (8.6–22.2) || 10,428 (5,655–15,201)
MT White 5,544 14.8 0.60 (13.6–16.0) || 111,457 (102,199–120,715)
MT Black 10 (.–.) || 369 (.–.)
MT Other 484 18.4 2.57 (13.4–23.5) || 11,376 (7,923–14,828)
MT Multirace 165 19.4 3.58 (12.3–26.5) || 3,352 (2,026–4,679)
NE White 13,416 10.7 0.41 (9.9–11.5) || 132,814 (122,578–143,051)
NE Black 300 12.1 2.51 (7.2–17.1) || 8,227 (4,669–11,785)
NE Other 408 11.3 2.17 (7.1–15.6) || 7,221 (4,379–10,064)
NE Multirace 140 20.1 5.02 (10.2–30.0) || 5,071 (2,283–7,859)
NV White 1,825 13.5 1.04 (11.4–15.5) || 195,355 (164,925–225,786)
NV Black 134 21.8 4.03 (13.9–29.8) || 51,734 (30,993–72,475)
NV Other 338 9.0 1.89 (5.3–12.7) || 53,635 (30,995–76,275)
NV Multirace 90 (.–.) || 7,883 (.–.)
NH White 5,962 15.3 0.65 (14.0–16.6) || 154,215 (141,042–167,388)
NH Black 48 (.–.) || 2,783 (.–.)
NH Other 209 13.7 3.39 (7.1–20.4) || 6,601 (3,157–10,045)
NH Multirace 79 25.4 7.16 (11.2–39.7) || 4,815 (1,651–7,980)
NJ White 7,746 12.8 0.50 (11.8–13.8) || 551,318 (507,253–595,382)
NJ Black 1,306 14.7 1.22 (12.3–17.1) || 138,627 (114,443–162,810)
NJ Other 1,547 10.1 1.05 (8.0–12.2) || 127,637 (100,217–155,058)
NJ Multirace 261 16.1 2.94 (10.3–21.9) || 13,764 (8,608–18,920)
NM White 5,448 14.2 0.78 (12.7–15.7) || 173,199 (154,013–192,385)
NM Black 87 28.6 7.58 (13.6–43.7) || 8,427 (2,938–13,917)
NM Other 985 11.8 1.57 (8.8–14.9) || 28,651 (20,877–36,425)
NM Multirace 109 (.–.) || 7,015 (.–.)
NY White 10,415 12.8 0.46 (11.9–13.7) || 1,174,313 (1,088,666–1,259,960)
NY Black 1,548 18.2 1.26 (15.7–20.7) || 437,796 (372,793–502,798)
NY Other 1,853 13.1 1.11 (11.0–15.3) || 363,447 (299,106–427,789)
NY Multirace 329 15.2 2.70 (9.9–20.5) || 35,359 (22,256–48,461)
NC White 3,872 12.1 0.63 (10.9–13.3) || 661,421 (591,811–731,030)
NC Black 1,124 14.3 1.31 (11.8–16.9) || 255,486 (206,841–304,130)
NC Other 506 8.0 1.45 (5.1–10.8) || 50,739 (32,112–69,367)
NC Multirace 111 20.6 4.82 (11.0–30.1) || 25,218 (12,348–38,089)
ND White 4,039 11.7 0.76 (10.2–13.2) || 59,153 (51,361–66,945)
ND Black 51 (.–.) || 367 (.–.)
ND Other 244 15.2 3.08 (9.2–21.3) || 6,111 (3,513–8,709)
ND Multirace 56 37.1 10.47 (16.1–58.1) || 3,453 (759–6,147)
OH White 12,623 13.9 0.46 (13.0–14.8) || 1,016,995 (947,536–1,086,454)
OH Black 1,014 17.8 1.60 (14.7–21.0) || 196,845 (158,409–235,281)
OH Other 432 14.3 2.40 (9.5–19.0) || 54,837 (35,481–74,193)
OH Multirace 306 26.4 3.93 (18.7–34.2) || 33,297 (22,142–44,452)
OK White 3,838 15.0 0.73 (13.6–16.5) || 331,918 (298,831–365,005)
OK Black 267 16.7 2.69 (11.4–22.0) || 40,454 (26,620–54,288)
OK Other 535 15.3 1.88 (11.6–19.0) || 50,027 (37,290–62,763)
OK Multirace 272 25.7 3.51 (18.8–32.6) || 36,450 (24,806–48,094)
OR White 4,649 15.9 0.61 (14.7–17.1) || 434,324 (400,408–468,240)
OR Black 83 (.–.) || 13,973 (.–.)
OR Other 291 15.9 2.60 (10.8–21.1) || 44,971 (29,270–60,673)
OR Multirace 132 26.1 4.81 (16.6–35.7) || 20,561 (11,666–29,456)
PA White 4,484 14.3 0.71 (12.9–15.7) || 1,156,220 (1,038,495–1,273,945)
PA Black 516 19.9 2.36 (15.3–24.6) || 213,955 (158,141–269,768)
PA Other 290 15.6 2.84 (10.0–21.1) || 98,203 (59,749–136,658)
PA Multirace 90 27.6 7.62 (12.4–42.7) || 33,650 (12,556–54,743)
RI White 4,401 15.7 0.83 (14.1–17.4) || 102,977 (91,831–114,122)
RI Black 250 14.2 2.57 (9.2–19.3) || 8,335 (5,234–11,435)
RI Other 407 12.7 2.61 (7.6–17.8) || 11,349 (6,394–16,303)
RI Multirace 107 36.7 8.84 (19.2–54.3) || 5,125 (1,668–8,583)
SC White 2,842 13.9 0.84 (12.2–15.5) || 385,707 (338,387–433,027)
SC Black 900 14.4 1.55 (11.3–17.4) || 147,348 (114,140–180,556)
SC Other 123 9.8 2.71 (4.4–15.1) || 13,164 (6,000–20,328)
SC Multirace 74 21.3 6.08 (9.2–33.5) || 15,683 (5,975–25,390)
SD White 5,599 10.3 0.85 (8.7–12.0) || 59,403 (49,688–69,117)
SD Black 39 (.–.) || 1,678 (.–.)
SD Other 1,039 15.2 2.87 (9.6–20.9) || 9,216 (5,728–12,705)
SD Multirace 130 (.–.) || 3,008 (.–.)
TN White 3,844 14.9 0.78 (13.4–16.5) || 618,201 (553,192–683,210)
TN Black 473 20.7 2.53 (15.7–25.6) || 177,414 (130,020–224,808)
TN Other 166 8.5 2.34 (3.9–13.2) || 16,541 (7,477–25,605)
TN Multirace 79 24.3 6.30 (11.8–36.9) || 16,692 (6,530–26,853)
TX White 8,016 12.6 0.70 (11.2–13.9) || 1,778,743 (1,579,546–1,977,940)
TX Black 866 15.9 2.02 (12.0–19.9) || 436,652 (319,804–553,500)
TX Other 1,255 10.6 1.93 (6.9–14.4) || 348,050 (216,236–479,864)
TX Multirace 251 15.0 4.05 (7.1–23.0) || 42,013 (18,766–65,260)
UT White 9,821 16.6 0.49 (15.6–17.5) || 327,644 (307,953–347,335)
UT Black 88 16.0 4.04 (8.0–24.1) || 4,844 (2,317–7,370)
UT Other 525 11.5 1.60 (8.4–14.6) || 22,321 (15,918–28,723)
UT Multirace 151 30.3 4.75 (20.9–39.7) || 11,887 (7,399–16,376)
VT White 6,083 14.7 0.70 (13.3–16.1) || 69,274 (62,616–75,932)
VT Black 41 (.–.) || 687 (.–.)
VT Other 171 18.2 5.12 (8.1–28.4) || 3,297 (1,303–5,291)
VT Multirace 128 31.7 6.88 (18.1–45.3) || 2,008 (928–3,088)
VA White 6,939 14.1 0.61 (12.9–15.3) || 611,442 (557,364–665,521)
VA Black 1,508 14.6 1.18 (12.3–17.0) || 185,267 (154,269–216,265)
VA Other 549 7.5 1.32 (4.9–10.1) || 52,823 (34,336–71,309)
VA Multirace 219 23.8 5.10 (13.8–33.9) || 30,798 (14,889–46,707)
WA White 10,557 15.9 0.48 (15.0–16.9) || 707,379 (664,145–750,614)
WA Black 298 14.9 2.22 (10.6–19.3) || 34,583 (23,865–45,301)
WA Other 1,220 10.4 1.00 (8.4–12.3) || 102,349 (82,259–122,440)
WA Multirace 414 25.2 2.77 (19.7–30.6) || 43,511 (32,404–54,618)
WV White 5,511 17.0 0.66 (15.7–18.3) || 224,062 (206,252–241,871)
WV Black 128 (.–.) || 6,109 (.–.)
WV Other 76 (.–.) || 3,036 (.–.)
WV Multirace 74 24.1 5.70 (12.8–35.5) || 3,969 (1,911–6,028)
WI White 4,427 12.9 0.72 (11.5–14.3) || 502,270 (445,048–559,492)
WI Black 215 22.6 4.53 (13.6–31.5) || 59,067 (32,757–85,377)
WI Other 292 10.4 2.66 (5.2–15.7) || 29,489 (13,928–45,050)
WI Multirace 64 42.3 10.56 (21.2–63.4) || 15,561 (4,918–26,204)
WY White 4,385 15.3 0.85 (13.7–17.0) || 60,629 (53,786–67,472)
WY Black 34 (.–.) || 378 (.–.)
WY Other 186 11.3 3.22 (4.9–17.6) || 3,102 (1,251–4,952)
WY Multirace 72 18.5 5.50 (7.5–29.5) || 1,381 (505–2,257)

Notes: For additional information on methods and variable description, refer to ‘Technical Information’, available at: https://www.cdc.gov/asthma/brfss/2020/brfsstechinfo.html
aAged 18+ years
bLifetime question: Has a doctor, nurse, or other health professional EVER told you that you had asthma?
cUnweighted number of respondents who answered the lifetime asthma question
dCI denotes confidence interval
eWeighted number of the respondents who answered the lifetime asthma question
fU.S. Total includes 50 states plus the District of Columbia and excludes the territories
gOther Race: American Indian Native Alaskan/Asian/Native Hawaiian or Pacific Islander/other; Multiracial: reported as Multiracial
‘.–./blank’:Suppressed if the normal approximation to the binomial distribution does not apply due to small sample size or relative standard error (RSE)>30%

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

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