2020 Adult Asthma Data: Prevalence Tables and Maps

Table C2.2
Adulta Current Asthmab Weighted Number
by Sex at Birth and State or Territory, BRFSS 2020
State Male
Sample Sizec
Male
Weighted Numbere
Male 95% CId
(Weighted Number)
||
||
Female
Sample Sizec
Female
Weighted Numbere
Female 95% CId
(Weighted Number)
U.S. Totalf 179,561 8,064,231 (7,742,124–8,386,339) || 212,364 15,415,619 (14,967,414–15,863,825)
AL 2,158 124,536 (97,780–151,292) || 3,149 217,184 (187,739–246,629)
AK 1,807 15,618 (10,057–21,179) || 1,836 32,554 (25,980–39,129)
AZ 4,729 199,794 (171,288–228,300) || 5,486 350,935 (313,611–388,258)
AR 2,174 73,279 (58,554–88,004) || 3,035 137,061 (114,491–159,631)
CA 2,319 1,037,273 (822,252–1,252,295) || 2,444 1,811,192 (1,509,498–2,112,887)
CO 4,962 160,399 (140,988–179,810) || 5,132 274,383 (248,841–299,926)
CT 4,056 110,234 (89,917–130,551) || 4,854 188,959 (167,661–210,258)
DE 1,778 31,909 (23,552–40,266) || 2,227 51,519 (42,992–60,046)
DC 1,534 19,708 (15,171–24,245) || 1,862 39,756 (32,856–46,657)
FL 5,328 428,750 (338,537–518,963) || 6,401 847,874 (721,001–974,747)
GA 3,954 264,450 (208,214–320,686) || 5,068 472,462 (410,330–534,594)
HI 3,551 32,884 (26,939–38,829) || 4,174 64,006 (56,297–71,714)
ID 2,872 41,333 (32,125–50,541) || 3,056 86,073 (73,862–98,284)
IL 1,705 299,305 (228,318–370,292) || 1,968 532,939 (441,634–624,244)
IN 3,811 165,679 (141,729–189,629) || 4,612 331,860 (298,664–365,056)
IA 4,587 76,116 (65,276–86,957) || 4,993 143,969 (129,966–157,972)
KS 4,858 75,450 (64,979–85,921) || 5,574 140,861 (126,712–155,011)
KY 1,826 129,228 (103,201–155,255) || 2,072 266,405 (228,696–304,115)
LA 2,147 94,263 (69,904–118,622) || 2,563 182,448 (153,896–211,000)
ME 4,482 45,000 (37,822–52,177) || 6,437 70,621 (62,899–78,344)
MD 6,392 146,644 (125,550–167,738) || 7,812 274,042 (249,123–298,960)
MA 3,244 192,824 (161,317–224,332) || 3,865 399,223 (352,302–446,145)
MI 3,183 277,508 (227,031–327,986) || 4,021 582,026 (521,371–642,681)
MN 7,594 122,738 (107,987–137,488) || 8,158 246,500 (226,969–266,032)
MS 2,559 64,593 (51,658–77,527) || 3,891 136,681 (119,481–153,881)
MO 4,061 147,644 (123,059–172,230) || 5,075 294,133 (261,408–326,857)
MT 3,118 31,549 (26,621–36,476) || 3,160 58,003 (51,161–64,846)
NE 6,770 41,371 (35,369–47,373) || 7,963 72,733 (64,596–80,870)
NV 1,201 79,915 (57,276–102,555) || 1,265 150,515 (119,964–181,066)
NH 2,818 45,903 (37,527–54,280) || 3,577 81,210 (71,702–90,717)
NJ 5,429 212,131 (180,702–243,559) || 5,858 386,519 (348,707–424,330)
NM 3,016 66,656 (53,679–79,634) || 3,946 96,001 (82,273–109,728)
NY 6,659 517,522 (449,667–585,376) || 8,004 931,572 (850,593–1,012,551)
NC 2,630 212,697 (171,923–253,470) || 3,186 433,088 (376,142–490,034)
ND 2,145 15,924 (12,023–19,824) || 2,292 33,960 (27,889–40,030)
OH 6,653 291,506 (253,378–329,633) || 7,888 604,125 (549,894–658,356)
OK 2,159 123,739 (102,219–145,258) || 2,839 199,020 (173,905–224,135)
OR 2,585 118,848 (99,841–137,855) || 2,797 238,110 (211,418–264,802)
PA 2,737 341,401 (271,843–410,959) || 2,763 690,845 (598,128–783,563)
RI 2,289 34,479 (26,976–41,982) || 3,051 68,710 (59,452–77,969)
SC 1,781 120,327 (92,158–148,495) || 2,214 265,414 (225,460–305,369)
SD 3,061 18,340 (13,164–23,516) || 3,827 35,650 (28,202–43,098)
TN 2,091 167,386 (131,069–203,703) || 2,524 384,770 (327,567–441,973)
TX 5,164 498,473 (393,694–603,251) || 5,785 1,118,919 (946,965–1,290,873)
UT 5,296 96,148 (85,216–107,081) || 5,514 153,515 (139,225–167,805)
VT 2,881 16,604 (13,477–19,730) || 3,609 38,178 (32,890–43,466)
VA 4,243 176,656 (146,534–206,779) || 5,222 394,506 (351,675–437,336)
WA 6,044 205,356 (180,233–230,478) || 6,765 374,418 (342,553–406,283)
WV 2,555 68,462 (57,881–79,043) || 3,274 106,549 (94,762–118,337)
WI 2,424 168,972 (133,910–204,033) || 2,648 296,137 (249,839–342,436)
WY 2,141 16,709 (13,253–20,165) || 2,628 27,482 (22,866–32,099)
Territories
GU 1,011 1,429 (695–2,162) || 1,159 3,940 (2,007–5,873)
PR 1,975 106,383 (74,979–137,787) || 2,961 177,220 (147,164–207,276)

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
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
‘.–./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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