2021 Adult Asthma Data: Prevalence Tables and Maps

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Table L5
Adulta Lifetimeb Asthma Prevalence
and Weighted Number by Education and State or Territory: BRFSS 2021
State Education Sample
Sizec		 Prevalence
(Percent)		 Standard
Error		 95% CId
(Percent)		 ||
||		 Weighted
Numbere		 95% CId
(Weighted Number)
U.S. Totalf Not HS Graduate 24,992 15.4 0.42 (14.6–16.2) || 4,378,207 (4,126,827–4,629,588)
U.S. Totalf HS Graduate 109,107 13.9 0.22 (13.5–14.4) || 9,231,979 (8,932,662–9,531,295)
U.S. Totalf Some College 118,060 16.1 0.24 (15.7–16.6) || 11,854,997 (11,486,745–12,223,249)
U.S. Totalf College Graduate 175,451 13.4 0.18 (13.1–13.8) || 9,742,576 (9,478,330–10,006,821)
AL Not HS Graduate 356 25.3 3.05 (19.3–31.3) || 135,580 (98,375–172,785)
AL HS Graduate 1,243 15.9 1.44 (13.1–18.7) || 192,812 (155,576–230,047)
AL Some College 1,286 15.6 1.25 (13.2–18.1) || 194,260 (161,674–226,846)
AL College Graduate 1,670 13.1 1.05 (11.0–15.1) || 121,224 (101,130–141,317)
AK Not HS Graduate 234 13.4 3.13 (7.2–19.5) || 5,734 (2,894–8,573)
AK HS Graduate 1,402 14.7 1.45 (11.9–17.6) || 24,037 (19,073–29,000)
AK Some College 1,628 14.5 1.28 (11.9–17.0) || 28,543 (23,307–33,779)
AK College Graduate 2,173 13.1 1.08 (11.0–15.2) || 19,278 (15,987–22,569)
AZ Not HS Graduate 643 13.8 1.78 (10.4–17.3) || 98,269 (71,703–124,835)
AZ HS Graduate 2,278 14.1 0.96 (12.2–16.0) || 197,565 (169,747–225,384)
AZ Some College 3,441 16.8 0.88 (15.1–18.6) || 323,445 (287,642–359,248)
AZ College Graduate 4,206 14.2 0.71 (12.8–15.5) || 213,764 (191,938–235,591)
AR Not HS Graduate 391 17.6 2.79 (12.1–23.0) || 52,893 (34,752–71,034)
AR HS Graduate 1,701 12.7 1.16 (10.5–15.0) || 101,960 (82,750–121,170)
AR Some College 1,492 14.6 1.39 (11.8–17.3) || 104,251 (83,154–125,348)
AR College Graduate 1,735 11.3 1.06 (9.2–13.4) || 56,041 (45,331–66,752)
CA Not HS Graduate 910 10.4 1.21 (8.0–12.8) || 503,870 (382,350–625,390)
CA HS Graduate 1,177 12.4 1.15 (10.1–14.6) || 837,931 (678,582–997,280)
CA Some College 1,555 18.3 1.25 (15.8–20.7) || 1,733,812 (1,483,974–1,983,649)
CA College Graduate 3,058 15.0 0.88 (13.3–16.8) || 1,441,329 (1,264,733–1,617,924)
CO Not HS Graduate 718 11.2 1.49 (8.3–14.1) || 43,374 (31,330–55,419)
CO HS Graduate 2,067 16.0 0.96 (14.1–17.8) || 165,376 (144,224–186,529)
CO Some College 2,585 17.1 0.91 (15.3–18.9) || 241,176 (213,579–268,773)
CO College Graduate 4,998 14.6 0.59 (13.5–15.8) || 254,202 (232,975–275,428)
CT Not HS Graduate 407 15.9 2.45 (11.1–20.7) || 43,696 (29,265–58,127)
CT HS Graduate 1,838 16.2 1.21 (13.8–18.5) || 125,711 (105,708–145,714)
CT Some College 1,930 16.6 1.21 (14.2–19.0) || 126,403 (106,627–146,180)
CT College Graduate 4,075 14.0 0.70 (12.6–15.4) || 144,813 (129,951–159,675)
DE Not HS Graduate 235 16.4 3.40 (9.7–23.1) || 13,072 (7,217–18,926)
DE HS Graduate 921 12.8 1.54 (9.8–15.8) || 31,767 (23,732–39,802)
DE Some College 954 15.6 1.62 (12.4–18.7) || 35,032 (27,283–42,781)
DE College Graduate 1,488 12.7 1.11 (10.5–14.8) || 29,873 (24,504–35,243)
DC Not HS Graduate 139 18.8 4.00 (10.9–26.8) || 8,432 (4,713–12,151)
DC HS Graduate 467 20.4 2.74 (15.0–25.8) || 19,194 (13,471–24,916)
DC Some College 426 19.9 2.82 (14.3–25.4) || 20,414 (13,982–26,847)
DC College Graduate 2,128 16.8 1.02 (14.8–18.8) || 52,274 (45,699–58,848)
GA Not HS Graduate 660 16.0 1.89 (12.3–19.7) || 169,621 (127,431–211,811)
GA HS Graduate 2,142 14.1 1.14 (11.9–16.4) || 335,604 (279,272–391,936)
GA Some College 2,115 16.7 1.34 (14.1–19.3) || 405,597 (335,584–475,610)
GA College Graduate 3,181 12.5 0.89 (10.8–14.3) || 299,552 (255,608–343,496)
HI Not HS Graduate 201 15.4 3.25 (9.0–21.8) || 13,501 (7,405–19,597)
HI HS Graduate 1,950 14.3 0.98 (12.4–16.2) || 47,276 (40,629–53,923)
HI Some College 2,190 14.4 1.03 (12.4–16.4) || 53,688 (45,597–61,779)
HI College Graduate 3,412 12.2 0.74 (10.8–13.7) || 42,911 (37,579–48,243)
ID Not HS Graduate 411 18.3 2.42 (13.5–23.0) || 23,772 (16,972–30,572)
ID HS Graduate 1,705 15.2 1.10 (13.0–17.3) || 61,115 (51,781–70,449)
ID Some College 2,222 14.3 0.89 (12.5–16.0) || 74,057 (64,487–83,626)
ID College Graduate 2,392 11.8 0.77 (10.3–13.3) || 43,057 (37,366–48,749)
IL Not HS Graduate 112 16.1 4.29 (7.6–24.6) || 165,579 (69,379–261,779)
IL HS Graduate 715 11.2 1.40 (8.5–14.0) || 292,042 (217,189–366,895)
IL Some College 801 14.3 1.47 (11.4–17.2) || 425,494 (333,978–517,009)
IL College Graduate 1,544 13.1 1.02 (11.1–15.1) || 421,780 (354,766–488,794)
IN Not HS Graduate 595 19.6 2.07 (15.6–23.7) || 116,546 (89,419–143,674)
IN HS Graduate 2,900 15.0 0.81 (13.4–16.6) || 260,474 (230,632–290,316)
IN Some College 2,590 15.7 0.85 (14.1–17.4) || 248,525 (220,306–276,745)
IN College Graduate 3,724 13.8 0.66 (12.5–15.1) || 177,591 (160,012–195,170)
IA Not HS Graduate 667 14.3 2.00 (10.4–18.3) || 28,426 (19,988–36,865)
IA HS Graduate 2,974 12.0 0.81 (10.4–13.6) || 89,884 (77,306–102,462)
IA Some College 2,757 15.4 0.93 (13.5–17.2) || 130,801 (114,045–147,556)
IA College Graduate 3,143 11.2 0.73 (9.8–12.6) || 73,943 (64,104–83,782)
KS Not HS Graduate 611 20.6 1.93 (16.8–24.4) || 41,794 (33,281–50,307)
KS HS Graduate 4,341 15.0 0.68 (13.7–16.3) || 90,059 (81,473–98,644)
KS Some College 5,339 15.6 0.61 (14.4–16.8) || 116,129 (106,445–125,814)
KS College Graduate 7,158 13.3 0.49 (12.4–14.3) || 91,091 (84,248–97,933)
KY Not HS Graduate 452 19.9 2.37 (15.2–24.5) || 90,316 (67,854–112,777)
KY HS Graduate 1,752 14.8 1.13 (12.6–17.0) || 172,871 (145,293–200,449)
KY Some College 1,529 17.6 1.31 (15.0–20.2) || 189,332 (159,465–219,199)
KY College Graduate 1,651 13.8 1.11 (11.6–16.0) || 110,592 (92,017–129,166)
LA Not HS Graduate 390 20.7 2.52 (15.7–25.6) || 106,577 (78,246–134,908)
LA HS Graduate 1,390 13.7 1.24 (11.3–16.1) || 164,834 (133,472–196,197)
LA Some College 1,386 16.5 1.28 (14.0–19.0) || 170,347 (142,253–198,441)
LA College Graduate 1,902 12.8 0.92 (11.0–14.6) || 102,749 (87,628–117,871)
ME Not HS Graduate 388 30.9 3.44 (24.1–37.6) || 24,782 (18,112–31,452)
ME HS Graduate 3,007 14.7 0.91 (12.9–16.5) || 52,068 (45,313–58,823)
ME Some College 3,248 18.9 1.02 (16.9–20.9) || 64,340 (56,814–71,866)
ME College Graduate 5,057 15.0 0.70 (13.6–16.4) || 50,049 (45,245–54,853)
MD Not HS Graduate 823 14.9 1.85 (11.2–18.5) || 71,512 (52,369–90,655)
MD HS Graduate 3,630 15.1 0.91 (13.3–16.8) || 183,084 (159,678–206,490)
MD Some College 3,460 15.7 0.89 (14.0–17.4) || 204,449 (180,062–228,836)
MD College Graduate 7,511 13.3 0.55 (12.2–14.3) || 238,248 (217,814–258,681)
MA Not HS Graduate 412 21.1 2.93 (15.3–26.9) || 112,240 (76,703–147,776)
MA HS Graduate 1,414 16.7 1.27 (14.2–19.2) || 229,776 (192,767–266,785)
MA Some College 1,806 17.8 1.10 (15.6–19.9) || 254,967 (221,363–288,572)
MA College Graduate 3,960 14.9 0.76 (13.4–16.4) || 341,346 (304,996–377,697)
MI Not HS Graduate 361 23.0 2.68 (17.7–28.2) || 167,080 (123,375–210,785)
MI HS Graduate 2,411 15.5 0.95 (13.6–17.3) || 355,399 (309,097–401,701)
MI Some College 2,655 17.1 0.93 (15.3–18.9) || 461,023 (407,465–514,581)
MI College Graduate 3,921 14.1 0.67 (12.8–15.4) || 305,336 (275,526–335,146)
MN Not HS Graduate 519 14.4 1.88 (10.7–18.1) || 47,342 (34,245–60,439)
MN HS Graduate 3,279 11.4 0.67 (10.1–12.7) || 126,195 (110,903–141,487)
MN Some College 4,757 14.3 0.60 (13.2–15.5) || 213,022 (194,261–231,782)
MN College Graduate 7,292 11.9 0.43 (11.1–12.8) || 177,096 (163,940–190,253)
MS Not HS Graduate 445 21.1 2.49 (16.2–26.0) || 70,630 (52,437–88,823)
MS HS Graduate 1,289 14.0 1.44 (11.2–16.8) || 95,451 (74,625–116,277)
MS Some College 1,272 15.5 1.36 (12.8–18.1) || 119,867 (97,613–142,120)
MS College Graduate 1,383 11.4 1.07 (9.3–13.5) || 52,942 (42,847–63,036)
MO Not HS Graduate 839 17.3 2.05 (13.3–21.4) || 80,483 (59,948–101,019)
MO HS Graduate 3,859 12.2 0.87 (10.5–13.9) || 180,625 (153,899–207,351)
MO Some College 3,532 15.1 0.92 (13.3–16.9) || 228,814 (199,850–257,778)
MO College Graduate 3,925 12.8 0.80 (11.2–14.3) || 166,848 (145,572–188,124)
MT Not HS Graduate 259 19.8 3.32 (13.2–26.3) || 11,917 (7,486–16,348)
MT HS Graduate 1,575 14.0 1.11 (11.9–16.2) || 35,051 (29,256–40,846)
MT Some College 1,861 14.6 0.99 (12.6–16.5) || 42,899 (36,819–48,979)
MT College Graduate 2,489 14.2 0.88 (12.5–15.9) || 36,252 (31,584–40,921)
NE Not HS Graduate 718 14.6 1.93 (10.8–18.4) || 19,599 (14,053–25,144)
NE HS Graduate 4,282 11.5 0.72 (10.1–12.9) || 44,865 (39,062–50,669)
NE Some College 4,616 12.2 0.70 (10.8–13.6) || 63,279 (55,747–70,812)
NE College Graduate 5,233 11.1 0.62 (9.9–12.4) || 49,340 (43,715–54,965)
NV Not HS Graduate 150 10.0 2.83 (4.4–15.6) || 33,521 (13,897–53,144)
NV HS Graduate 726 14.0 1.71 (10.7–17.4) || 102,042 (76,224–127,861)
NV Some College 879 13.7 1.71 (10.4–17.0) || 112,268 (82,906–141,630)
NV College Graduate 961 13.4 1.64 (10.2–16.6) || 75,933 (56,634–95,232)
NH Not HS Graduate 215 25.6 4.28 (17.2–34.1) || 19,639 (12,020–27,259)
NH HS Graduate 1,534 16.6 1.38 (13.9–19.3) || 52,120 (42,863–61,377)
NH Some College 1,668 18.5 1.37 (15.8–21.1) || 62,816 (52,760–72,872)
NH College Graduate 3,076 15.7 0.90 (14.0–17.5) || 61,717 (54,375–69,060)
NJ Not HS Graduate 569 14.3 2.10 (10.2–18.5) || 105,404 (72,170–138,639)
NJ HS Graduate 1,752 14.5 1.24 (12.0–16.9) || 282,839 (230,706–334,972)
NJ Some College 1,790 14.4 1.14 (12.2–16.7) || 259,828 (216,706–302,949)
NJ College Graduate 3,723 11.5 0.66 (10.2–12.8) || 309,012 (272,694–345,330)
NM Not HS Graduate 657 11.8 1.62 (8.7–15.0) || 27,775 (19,950–35,600)
NM HS Graduate 1,662 13.3 1.16 (11.0–15.6) || 60,004 (49,110–70,897)
NM Some College 1,734 15.5 1.16 (13.3–17.8) || 84,378 (71,199–97,557)
NM College Graduate 2,273 13.8 0.96 (11.9–15.6) || 56,780 (48,656–64,905)
NY Not HS Graduate 2,741 17.3 1.15 (15.0–19.6) || 349,847 (299,478–400,216)
NY HS Graduate 10,668 13.0 0.59 (11.9–14.2) || 533,887 (483,447–584,327)
NY Some College 9,988 15.3 0.67 (14.0–16.7) || 643,893 (584,337–703,449)
NY College Graduate 15,242 13.2 0.48 (12.3–14.1) || 726,992 (672,447–781,538)
NC Not HS Graduate 453 17.5 2.44 (12.7–22.3) || 171,820 (119,535–224,106)
NC HS Graduate 1,146 14.0 1.29 (11.5–16.6) || 308,061 (248,619–367,503)
NC Some College 1,315 14.2 1.16 (11.9–16.4) || 382,821 (317,783–447,860)
NC College Graduate 1,990 11.5 0.82 (9.9–13.1) || 274,636 (235,152–314,120)
ND Not HS Graduate 271 19.2 3.44 (12.4–25.9) || 8,910 (5,357–12,463)
ND HS Graduate 1,650 11.0 1.05 (8.9–13.0) || 17,487 (14,009–20,965)
ND Some College 1,919 12.4 0.99 (10.5–14.3) || 28,082 (23,442–32,722)
ND College Graduate 2,027 12.4 0.95 (10.5–14.3) || 20,486 (17,235–23,737)
OH Not HS Graduate 732 20.3 2.07 (16.2–24.4) || 180,780 (141,223–220,336)
OH HS Graduate 4,485 14.6 0.80 (13.1–16.2) || 445,067 (393,718–496,415)
OH Some College 3,945 16.5 0.85 (14.8–18.2) || 459,699 (409,710–509,688)
OH College Graduate 5,030 13.0 0.63 (11.7–14.2) || 314,897 (283,873–345,921)
OK Not HS Graduate 357 16.1 2.33 (11.6–20.7) || 58,055 (40,144–75,966)
OK HS Graduate 1,432 13.3 1.09 (11.2–15.5) || 127,308 (105,703–148,914)
OK Some College 1,681 19.8 1.21 (17.5–22.2) || 194,755 (169,423–220,087)
OK College Graduate 1,917 13.6 0.92 (11.7–15.4) || 95,492 (82,318–108,666)
OR Not HS Graduate 271 12.4 2.32 (7.8–17.0) || 39,659 (24,116–55,202)
OR HS Graduate 1,069 14.7 1.26 (12.2–17.2) || 117,321 (96,255–138,388)
OR Some College 1,755 20.0 1.17 (17.7–22.3) || 237,277 (207,358–267,197)
OR College Graduate 2,212 15.3 0.86 (13.6–17.0) || 163,222 (144,115–182,330)
PA Not HS Graduate 274 20.6 3.03 (14.6–26.6) || 203,652 (138,933–268,371)
PA HS Graduate 1,781 15.6 1.06 (13.5–17.6) || 554,016 (475,142–632,891)
PA Some College 1,513 14.8 1.13 (12.6–17.0) || 394,313 (331,066–457,560)
PA College Graduate 2,789 13.3 0.78 (11.8–14.9) || 407,227 (358,709–455,746)
RI Not HS Graduate 355 14.1 2.33 (9.5–18.6) || 13,790 (8,965–18,615)
RI HS Graduate 1,163 18.6 1.49 (15.7–21.5) || 46,986 (38,852–55,121)
RI Some College 1,342 20.8 1.50 (17.9–23.8) || 52,349 (43,983–60,715)
RI College Graduate 2,693 14.5 0.84 (12.8–16.1) || 40,243 (35,426–45,059)
SC Not HS Graduate 720 15.7 1.76 (12.2–19.2) || 75,678 (57,753–93,603)
SC HS Graduate 2,596 14.0 1.10 (11.8–16.2) || 168,031 (139,808–196,254)
SC Some College 2,672 14.6 1.04 (12.5–16.6) || 187,931 (159,492–216,370)
SC College Graduate 3,957 11.2 0.71 (9.8–12.6) || 121,018 (105,229–136,808)
SD Not HS Graduate 315 18.9 5.24 (8.6–29.2) || 9,843 (4,117–15,569)
SD HS Graduate 2,033 14.3 1.89 (10.6–18.0) || 29,251 (21,096–37,405)
SD Some College 2,264 11.5 1.48 (8.6–14.4) || 26,396 (19,479–33,314)
SD College Graduate 2,588 9.6 1.09 (7.5–11.7) || 17,350 (13,443–21,256)
TN Not HS Graduate 332 22.6 2.93 (16.8–28.4) || 147,666 (104,810–190,522)
TN HS Graduate 1,311 13.6 1.20 (11.2–15.9) || 237,417 (194,069–280,764)
TN Some College 1,334 18.0 1.34 (15.4–20.6) || 289,019 (243,200–334,839)
TN College Graduate 1,759 12.0 0.91 (10.2–13.7) || 167,730 (142,036–193,423)
TX Not HS Graduate 1,093 9.4 1.45 (6.5–12.2) || 330,420 (226,942–433,897)
TX HS Graduate 2,485 12.7 1.11 (10.6–14.9) || 739,179 (606,855–871,503)
TX Some College 2,865 14.7 1.02 (12.6–16.7) || 985,225 (844,883–1,125,568)
TX College Graduate 4,268 12.9 0.89 (11.2–14.7) || 780,597 (669,840–891,354)
UT Not HS Graduate 496 16.1 2.19 (11.8–20.4) || 29,809 (21,019–38,599)
UT HS Graduate 2,509 16.5 0.99 (14.6–18.5) || 95,324 (83,197–107,450)
UT Some College 3,249 14.9 0.76 (13.4–16.4) || 134,563 (120,242–148,884)
UT College Graduate 4,268 13.2 0.63 (11.9–14.4) || 93,843 (84,626–103,060)
VT Not HS Graduate 221 23.9 3.84 (16.3–31.5) || 8,428 (5,436–11,420)
VT HS Graduate 1,534 17.3 1.38 (14.6–20.0) || 26,561 (22,044–31,078)
VT Some College 1,533 17.6 1.40 (14.8–20.3) || 26,066 (21,618–30,514)
VT College Graduate 3,236 15.6 0.91 (13.8–17.4) || 29,029 (25,513–32,545)
VA Not HS Graduate 421 15.8 2.04 (11.8–19.8) || 106,318 (77,917–134,719)
VA HS Graduate 2,114 14.4 0.99 (12.4–16.3) || 244,240 (209,458–279,022)
VA Some College 2,508 16.4 1.01 (14.4–18.4) || 319,730 (277,815–361,645)
VA College Graduate 4,736 14.3 0.70 (12.9–15.6) || 347,355 (312,533–382,178)
WA Not HS Graduate 639 14.6 1.72 (11.2–18.0) || 81,723 (61,569–101,877)
WA HS Graduate 2,573 14.1 0.89 (12.4–15.8) || 198,826 (172,679–224,974)
WA Some College 3,754 18.2 0.82 (16.6–19.8) || 375,163 (339,169–411,157)
WA College Graduate 6,035 14.5 0.57 (13.4–15.6) || 297,998 (273,947–322,050)
WV Not HS Graduate 480 24.1 2.24 (19.7–28.5) || 42,243 (33,561–50,924)
WV HS Graduate 2,342 15.6 0.91 (13.8–17.4) || 88,108 (77,350–98,865)
WV Some College 1,711 17.0 1.10 (14.9–19.2) || 67,333 (58,115–76,550)
WV College Graduate 2,171 13.4 0.82 (11.8–15.0) || 38,126 (33,334–42,917)
WI Not HS Graduate 211 16.7 3.30 (10.2–23.2) || 61,123 (35,797–86,448)
WI HS Graduate 1,686 15.7 1.30 (13.1–18.2) || 223,851 (184,510–263,191)
WI Some College 1,753 15.4 1.27 (12.9–17.9) || 233,644 (192,888–274,399)
WI College Graduate 2,429 13.3 0.95 (11.4–15.1) || 173,876 (148,215–199,537)
WY Not HS Graduate 123 17.1 4.75 (7.7–26.5) || 5,469 (2,120–8,819)
WY HS Graduate 1,147 15.9 1.64 (12.7–19.2) || 21,028 (16,402–25,653)
WY Some College 1,455 14.0 1.31 (11.4–16.6) || 23,483 (18,883–28,084)
WY College Graduate 1,662 13.6 1.20 (11.3–16.0) || 15,493 (12,651–18,336)
Territories
GU HS Graduate 583 8.6 1.57 (5.6–11.7) || 3,212 (2,053–4,370)
GU Some College 377 9.8 2.08 (5.8–13.9) || 2,218 (1,279–3,157)
GU College Graduate 587 9.2 1.59 (6.1–12.4) || 2,238 (1,488–2,988)
PR Not HS Graduate 550 16.7 1.94 (12.9–20.5) || 107,094 (80,950–133,238)
PR HS Graduate 926 17.2 1.55 (14.2–20.3) || 128,813 (104,739–152,887)
PR Some College 989 19.3 1.74 (15.9–22.8) || 87,536 (70,566–104,506)
PR College Graduate 1,527 16.0 1.20 (13.7–18.4) || 141,034 (118,908–163,160)
VI Not HS Graduate 194 (.–.) || 1,501 (.–.)
VI HS Graduate 459 6.9 1.79 (3.4–10.4) || 1,700 (875–2,525)
VI Some College 253 (.–.) || 1,613 (.–.)
VI College Graduate 464 13.3 2.82 (7.7–18.8) || 2,194 (1,298–3,090)

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
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 respondents who answered the lifetime asthma question
fU.S. Total includes 50 states plus the District of Columbia and excludes the territories
(.-.) or empty cell: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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