2021 Adult Asthma Data: Prevalence Tables and Maps

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Table C4
Adulta Current Asthmab Prevalence
and Number by Race/Ethnicity and State or Territory: BRFSS 2021
State Race/Ethnicityg Sample
Sizec		 Prevalence
(Percent)		 Standard
Error		 95% CId
(Percent)		 ||
||		 Weighted
Numbere		 95% CId
(Weighted Number)
U.S. Totalf White NH 322,302 9.8 0.11 (9.6–10.1) || 14,556,858 (14,230,663–14,883,053)
U.S. Totalf Black NH 31,914 11.7 0.32 (11.1–12.3) || 3,312,137 (3,126,095–3,498,178)
U.S. Totalf Other NH 32,402 8.1 0.37 (7.3–8.8) || 1,765,106 (1,602,116–1,928,096)
U.S. Totalf Hispanic 34,118 8.1 0.30 (7.5–8.7) || 3,172,803 (2,936,450–3,409,156)
AL White NH 3,082 9.9 0.75 (8.4–11.3) || 257,948 (218,142–297,755)
AL Black NH 1,172 10.6 1.23 (8.2–13.0) || 104,389 (79,571–129,208)
AL Other NH 191 (.–.) || 6,391 (.–.)
AL Hispanic 84 (.–.) || 19,426 (.–.)
AK White NH 3,836 8.3 0.65 (7.0–9.6) || 27,974 (23,623–32,326)
AK Black NH 96 (.–.) || 2,814 (.–.)
AK Other NH 1,173 9.0 1.11 (6.8–11.1) || 12,714 (9,581–15,847)
AK Hispanic 190 11.4 3.10 (5.3–17.5) || 4,286 (1,899–6,673)
AZ White NH 7,229 10.3 0.50 (9.3–11.3) || 320,273 (289,150–351,397)
AZ Black NH 284 13.1 2.59 (8.0–18.2) || 34,096 (19,769–48,422)
AZ Other NH 957 8.1 1.32 (5.5–10.7) || 40,485 (27,067–53,902)
AZ Hispanic 1,910 7.0 0.70 (5.7–8.4) || 112,290 (89,860–134,720)
AR White NH 4,248 8.8 0.69 (7.4–10.1) || 147,596 (124,098–171,093)
AR Black NH 586 11.6 2.20 (7.3–15.9) || 37,604 (22,775–52,433)
AR Other NH 274 11.6 2.76 (6.2–17.0) || 11,625 (5,907–17,343)
AR Hispanic 133 (.–.) || 4,604 (.–.)
CA White NH 3,070 9.9 0.71 (8.5–11.2) || 1,150,534 (983,967–1,317,102)
CA Black NH 343 15.0 2.50 (10.1–19.9) || 255,625 (166,005–345,246)
CA Other NH 985 6.6 1.08 (4.5–8.7) || 393,637 (264,344–522,930)
CA Hispanic 2,210 7.7 0.71 (6.3–9.1) || 855,648 (697,613–1,013,683)
CO White NH 7,338 10.8 0.46 (9.9–11.7) || 336,572 (307,397–365,746)
CO Black NH 310 9.6 1.83 (6.0–13.2) || 17,259 (10,500–24,018)
CO Other NH 612 9.0 1.46 (6.1–11.9) || 24,245 (16,186–32,304)
CO Hispanic 1,823 9.3 0.76 (7.8–10.8) || 82,635 (68,913–96,356)
CT White NH 5,960 9.5 0.56 (8.4–10.6) || 178,190 (156,958–199,422)
CT Black NH 564 14.5 2.00 (10.5–18.4) || 40,899 (28,992–52,806)
CT Other NH 589 7.5 1.43 (4.7–10.3) || 14,483 (8,903–20,063)
CT Hispanic 986 13.5 1.29 (10.9–16.0) || 61,022 (48,976–73,069)
DE White NH 2,471 9.0 0.78 (7.5–10.6) || 45,086 (37,186–52,986)
DE Black NH 553 13.5 1.97 (9.6–17.4) || 22,366 (15,473–29,259)
DE Other NH 199 6.8 1.96 (2.9–10.7) || 3,330 (1,430–5,230)
DE Hispanic 332 8.9 2.29 (4.4–13.4) || 5,892 (2,763–9,020)
DC White NH 1,493 9.1 1.08 (7.0–11.3) || 20,340 (15,378–25,302)
DC Black NH 1,162 14.3 1.43 (11.5–17.1) || 31,016 (24,540–37,493)
DC Other NH 258 11.2 2.30 (6.7–15.8) || 4,474 (2,584–6,365)
DC Hispanic 189 11.7 3.27 (5.2–18.1) || 7,082 (2,860–11,304)
GA White NH 5,005 9.5 0.64 (8.3–10.8) || 416,008 (359,615–472,402)
GA Black NH 2,015 10.8 1.11 (8.6–13.0) || 269,710 (212,736–326,683)
GA Other NH 479 7.1 1.53 (4.1–10.1) || 37,756 (21,262–54,249)
GA Hispanic 464 4.3 1.22 (1.9–6.7) || 31,401 (13,626–49,176)
HI White NH 2,589 6.7 0.74 (5.2–8.1) || 17,761 (13,816–21,706)
HI Black NH 90 (.–.) || 2,119 (.–.)
HI Other NH 4,420 7.5 0.53 (6.5–8.5) || 55,171 (47,406–62,936)
HI Hispanic 552 16.1 1.94 (12.3–19.9) || 16,846 (12,611–21,081)
ID White NH 5,760 9.3 0.47 (8.3–10.2) || 106,687 (95,909–117,466)
ID Black NH 32 (.–.) || 1,553 (.–.)
ID Other NH 279 11.5 2.46 (6.6–16.3) || 7,040 (3,923–10,156)
ID Hispanic 504 10.4 1.71 (7.0–13.8) || 16,439 (10,843–22,035)
IL White NH 2,210 8.2 0.74 (6.8–9.6) || 499,237 (409,301–589,173)
IL Black NH 380 9.5 1.65 (6.3–12.8) || 124,168 (81,242–167,093)
IL Other NH 243 (.–.) || 66,636 (.–.)
IL Hispanic 290 9.7 2.68 (4.4–14.9) || 151,459 (63,437–239,481)
IN White NH 7,847 9.8 0.42 (8.9–10.6) || 401,380 (366,678–436,082)
IN Black NH 781 15.4 1.76 (11.9–18.8) || 72,269 (54,557–89,981)
IN Other NH 550 11.3 1.66 (8.0–14.6) || 25,206 (17,605–32,808)
IN Hispanic 500 7.9 1.46 (5.1–10.8) || 26,334 (16,422–36,245)
IA White NH 8,063 8.8 0.42 (7.9–9.6) || 183,369 (165,591–201,146)
IA Black NH 195 17.7 3.47 (10.9–24.6) || 14,975 (8,512–21,439)
IA Other NH 295 13.5 2.54 (8.5–18.5) || 14,471 (8,747–20,195)
IA Hispanic 838 5.1 1.14 (2.8–7.3) || 6,669 (3,652–9,687)
KS White NH 14,808 10.4 0.32 (9.7–11.0) || 178,605 (167,366–189,845)
KS Black NH 779 10.9 1.46 (8.0–13.8) || 13,326 (9,678–16,974)
KS Other NH 820 13.4 1.57 (10.4–16.5) || 17,815 (13,435–22,196)
KS Hispanic 836 9.0 1.16 (6.8–11.3) || 21,192 (15,589–26,794)
KY White NH 4,483 11.2 0.61 (10.0–12.4) || 330,173 (294,221–366,125)
KY Black NH 549 13.5 2.62 (8.4–18.7) || 36,780 (21,954–51,606)
KY Other NH 189 (.–.) || 13,711 (.–.)
KY Hispanic 98 (.–.) || 14,465 (.–.)
LA White NH 3,470 7.9 0.57 (6.8–9.0) || 164,365 (140,629–188,101)
LA Black NH 1,069 12.3 1.33 (9.6–14.9) || 130,422 (101,056–159,788)
LA Other NH 247 12.7 3.08 (6.7–18.8) || 17,144 (8,283–26,004)
LA Hispanic 179 9.4 2.74 (4.0–14.8) || 18,129 (7,303–28,955)
ME White NH 10,903 12.1 0.48 (11.2–13.0) || 123,590 (113,729–133,450)
ME Black NH 60 (.–.) || 1,773 (.–.)
ME Other NH 361 13.1 2.47 (8.2–18.0) || 4,821 (2,926–6,716)
ME Hispanic 195 16.7 4.26 (8.3–25.1) || 3,616 (1,591–5,641)
MD White NH 9,694 8.9 0.44 (8.0–9.7) || 212,656 (191,358–233,954)
MD Black NH 3,420 11.4 0.76 (9.9–12.9) || 160,540 (138,554–182,526)
MD Other NH 977 8.9 1.32 (6.3–11.5) || 38,982 (27,133–50,832)
MD Hispanic 1,055 6.1 1.01 (4.1–8.1) || 30,004 (19,943–40,066)
MA White NH 5,486 12.6 0.64 (11.3–13.9) || 494,126 (441,957–546,295)
MA Black NH 433 10.5 1.96 (6.6–14.3) || 39,405 (24,046–54,765)
MA Other NH 592 8.4 1.66 (5.1–11.6) || 48,044 (28,399–67,689)
MA Hispanic 954 10.8 1.31 (8.2–13.4) || 70,540 (53,011–88,069)
MI White NH 7,411 11.4 0.51 (10.4–12.4) || 676,865 (615,296–738,434)
MI Black NH 910 13.5 1.33 (10.9–16.2) || 136,948 (109,221–164,675)
MI Other NH 599 8.8 1.44 (6.0–11.7) || 39,044 (26,295–51,793)
MI Hispanic 259 11.4 2.57 (6.3–16.5) || 41,292 (21,719–60,864)
MN White NH 13,330 8.5 0.30 (8.0–9.1) || 303,355 (282,367–324,342)
MN Black NH 620 10.2 1.55 (7.1–13.2) || 27,285 (18,635–35,934)
MN Other NH 955 10.4 1.34 (7.8–13.0) || 34,192 (25,044–43,339)
MN Hispanic 752 7.6 1.18 (5.2–9.9) || 15,728 (10,713–20,743)
MS White NH 2,630 9.2 0.75 (7.7–10.7) || 120,409 (100,445–140,373)
MS Black NH 1,574 10.7 1.13 (8.4–12.9) || 84,465 (66,063–102,867)
MS Other NH 104 (.–.) || 10,022 (.–.)
MS Hispanic 39 (.–.) || 7,110 (.–.)
MO White NH 10,515 9.0 0.45 (8.1–9.9) || 342,403 (308,050–376,756)
MO Black NH 749 10.8 1.41 (8.0–13.6) || 55,725 (40,934–70,516)
MO Other NH 537 9.9 1.83 (6.3–13.5) || 20,715 (12,934–28,496)
MO Hispanic 254 12.2 2.78 (6.7–17.6) || 22,809 (11,900–33,718)
MT White NH 5,193 9.5 0.51 (8.5–10.5) || 70,120 (62,538–77,703)
MT Black NH 18 (.–.) || 628 (.–.)
MT Other NH 713 11.1 1.70 (7.8–14.4) || 7,108 (4,868–9,349)
MT Hispanic 148 12.4 3.13 (6.2–18.6) || 4,342 (2,057–6,627)
NE White NH 13,069 8.4 0.36 (7.7–9.1) || 99,827 (91,214–108,439)
NE Black NH 240 10.4 2.29 (5.9–15.0) || 6,866 (3,754–9,978)
NE Other NH 483 7.8 1.51 (4.8–10.7) || 5,787 (3,510–8,065)
NE Hispanic 909 5.7 0.94 (3.8–7.5) || 8,227 (5,470–10,984)
NV White NH 1,854 10.7 1.12 (8.6–12.9) || 127,571 (100,275–154,866)
NV Black NH 138 (.–.) || 20,571 (.–.)
NV Other NH 221 (.–.) || 27,341 (.–.)
NV Hispanic 430 5.9 1.19 (3.5–8.2) || 38,280 (22,832–53,728)
NH White NH 5,946 12.7 0.65 (11.5–14.0) || 126,562 (113,422–139,703)
NH Black NH 32 (.–.) || 72 (.–.)
NH Other NH 274 (.–.) || 4,514 (.–.)
NH Hispanic 124 (.–.) || 3,384 (.–.)
NJ White NH 4,190 9.1 0.66 (7.8–10.4) || 357,342 (304,256–410,429)
NJ Black NH 951 11.2 1.26 (8.7–13.6) || 98,172 (75,534–120,811)
NJ Other NH 887 6.7 1.39 (3.9–9.4) || 55,850 (32,130–79,570)
NJ Hispanic 1,646 8.4 0.82 (6.8–10.0) || 120,476 (96,664–144,287)
NM White NH 2,969 11.4 0.81 (9.8–13.0) || 69,503 (59,377–79,629)
NM Black NH 70 (.–.) || 2,653 (.–.)
NM Other NH 810 7.5 1.09 (5.4–9.7) || 13,566 (9,669–17,464)
NM Hispanic 2,279 10.4 0.84 (8.7–12.0) || 79,170 (66,148–92,191)
NY White NH 28,483 9.6 0.36 (8.9–10.3) || 839,853 (776,343–903,362)
NY Black NH 2,901 11.1 0.81 (9.5–12.7) || 241,492 (204,854–278,130)
NY Other NH 2,981 7.0 0.85 (5.3–8.6) || 124,098 (93,470–154,726)
NY Hispanic 3,602 11.1 0.69 (9.7–12.4) || 312,844 (272,742–352,945)
NC White NH 3,118 8.4 0.64 (7.1–9.6) || 439,160 (371,660–506,659)
NC Black NH 910 11.7 1.36 (9.0–14.3) || 198,046 (150,361–245,730)
NC Other NH 336 10.4 2.02 (6.5–14.4) || 49,666 (30,340–68,992)
NC Hispanic 479 3.5 1.01 (1.5–5.5) || 24,534 (10,512–38,555)
ND White NH 5,233 8.1 0.51 (7.1–9.1) || 40,811 (35,685–45,938)
ND Black NH 75 (.–.) || 557 (.–.)
ND Other NH 417 11.3 2.33 (6.7–15.8) || 5,424 (3,065–7,783)
ND Hispanic 95 (.–.) || 2,078 (.–.)
OH White NH 12,222 10.1 0.41 (9.3–10.9) || 730,579 (670,665–790,493)
OH Black NH 829 11.3 1.33 (8.7–13.9) || 123,318 (93,552–153,084)
OH Other NH 616 10.1 1.48 (7.2–13.0) || 37,163 (26,264–48,062)
OH Hispanic 318 11.4 2.35 (6.8–16.1) || 41,051 (23,435–58,666)
OK White NH 3,930 10.4 0.64 (9.1–11.6) || 210,580 (184,642–236,518)
OK Black NH 284 13.8 2.39 (9.1–18.5) || 29,961 (19,053–40,869)
OK Other NH 755 13.4 1.55 (10.3–16.5) || 59,806 (45,389–74,223)
OK Hispanic 358 6.5 1.34 (3.8–9.1) || 18,868 (11,096–26,639)
OR White NH 4,297 11.4 0.61 (10.2–12.6) || 291,675 (260,126–323,225)
OR Black NH 78 25.5 5.80 (14.0–37.0) || 18,505 (8,688–28,322)
OR Other NH 363 10.4 1.72 (7.0–13.8) || 31,815 (21,090–42,539)
OR Hispanic 450 7.6 1.26 (5.1–10.0) || 29,087 (19,304–38,870)
PA White NH 4,827 9.5 0.57 (8.4–10.6) || 741,306 (651,873–830,739)
PA Black NH 714 14.7 1.71 (11.3–18.1) || 154,069 (115,983–192,155)
PA Other NH 372 6.6 1.42 (3.8–9.4) || 35,937 (20,689–51,184)
PA Hispanic 343 13.9 2.33 (9.3–18.5) || 103,551 (67,521–139,581)
RI White NH 4,200 12.9 0.75 (11.4–14.4) || 79,974 (70,365–89,584)
RI Black NH 254 14.3 2.98 (8.5–20.2) || 6,470 (3,569–9,370)
RI Other NH 328 13.8 2.53 (8.9–18.8) || 8,081 (4,975–11,186)
RI Hispanic 631 10.0 1.32 (7.5–12.6) || 13,270 (9,766–16,773)
SC White NH 7,083 9.0 0.50 (8.0–10.0) || 237,172 (210,458–263,886)
SC Black NH 1,952 9.9 1.13 (7.7–12.1) || 99,158 (75,595–122,720)
SC Other NH 438 9.1 2.27 (4.6–13.6) || 13,267 (6,428–20,107)
SC Hispanic 329 (.–.) || 14,148 (.–.)
SD White NH 5,653 8.5 0.89 (6.7–10.2) || 47,269 (37,382–57,156)
SD Black NH 51 (.–.) || 764 (.–.)
SD Other NH 1,276 8.3 1.82 (4.7–11.8) || 5,483 (3,141–7,825)
SD Hispanic 164 (.–.) || 1,700 (.–.)
TN White NH 3,858 9.7 0.60 (8.5–10.9) || 392,938 (344,558–441,317)
TN Black NH 474 10.9 1.90 (7.1–14.6) || 92,560 (59,010–126,110)
TN Other NH 242 9.6 2.10 (5.4–13.7) || 23,013 (12,875–33,150)
TN Hispanic 116 17.4 4.94 (7.7–27.2) || 40,433 (14,887–65,980)
TX White NH 5,739 10.0 0.67 (8.7–11.4) || 932,253 (806,946–1,057,559)
TX Black NH 986 10.7 1.55 (7.6–13.7) || 278,579 (195,842–361,315)
TX Other NH 705 5.1 1.31 (2.6–7.7) || 82,605 (40,830–124,380)
TX Hispanic 3,020 6.3 0.73 (4.8–7.7) || 514,754 (394,951–634,556)
UT White NH 8,772 10.3 0.43 (9.4–11.1) || 189,954 (173,767–206,140)
UT Black NH 80 (.–.) || 2,138 (.–.)
UT Other NH 465 8.2 1.62 (5.0–11.3) || 12,436 (7,368–17,503)
UT Hispanic 1,051 7.2 0.89 (5.4–8.9) || 22,968 (17,222–28,714)
VT White NH 6,014 11.6 0.63 (10.4–12.9) || 55,756 (49,592–61,920)
VT Black NH 46 (.–.) || 497 (.–.)
VT Other NH 280 13.4 3.70 (6.1–20.7) || 2,669 (1,115–4,222)
VT Hispanic 91 (.–.) || 1,476 (.–.)
VA White NH 7,218 8.9 0.45 (8.1–9.8) || 372,979 (335,664–410,294)
VA Black NH 1,399 12.0 1.10 (9.8–14.1) || 150,036 (121,875–178,197)
VA Other NH 572 10.3 1.64 (7.1–13.5) || 65,480 (44,203–86,757)
VA Hispanic 458 9.3 1.63 (6.0–12.5) || 57,272 (36,641–77,903)
WA White NH 10,190 11.1 0.43 (10.3–11.9) || 460,614 (424,709–496,519)
WA Black NH 274 10.7 2.16 (6.4–15.0) || 25,029 (14,534–35,525)
WA Other NH 1,296 9.8 1.07 (7.7–11.9) || 90,371 (70,157–110,585)
WA Hispanic 1,001 7.5 0.96 (5.6–9.4) || 50,949 (37,817–64,081)
WV White NH 6,143 11.7 0.52 (10.7–12.7) || 151,746 (138,214–165,278)
WV Black NH 186 12.2 2.72 (6.9–17.6) || 5,763 (3,092–8,434)
WV Other NH 190 15.3 3.08 (9.2–21.4) || 4,825 (2,752–6,897)
WV Hispanic 85 14.9 4.29 (6.4–23.4) || 3,552 (1,389–5,714)
WI White NH 5,265 10.5 0.61 (9.3–11.7) || 400,780 (353,440–448,121)
WI Black NH 233 14.6 3.62 (7.5–21.7) || 38,460 (18,487–58,433)
WI Other NH 345 14.3 2.99 (8.5–20.2) || 31,934 (18,218–45,651)
WI Hispanic 164 (.–.) || 17,054 (.–.)
WY White NH 3,905 9.5 0.71 (8.1–10.9) || 35,029 (29,798–40,260)
WY Black NH 13 (.–.) || 244 (.–.)
WY Other NH 152 21.8 4.85 (12.2–31.4) || 4,713 (2,337–7,089)
WY Hispanic 201 (.–.) || 2,421 (.–.)

Notes: For additional information on methods and variable description, refer to ‘Technical Information,’ available at https://www.cdc.gov/asthma/brfss/2021/brfsstechinfo.html
aAged 18+ years
bCurrent asthma question: Do you still have asthma?
cUnweighted number of respondents who answered the current asthma question
dCI denotes confidence interval
eWeighted number of the respondents who answered the current asthma question
fU.S. Total includes 50 states plus the District of Columbia and excludes the territories,
gOther Non-Hispanic (NH) race includes American Indian or Native Alaskan; Asian; Native Hawaiian or Pacific Islander; other race; and 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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