2019 Adult Asthma Data: Prevalence Tables and Maps

Table L1
Adult* Self-Reported Lifetime Asthma Prevalence and Number
by State or Territory: BRFSS 2019
State Sample
Size§
Prevalence
(percent)
Standard
Error
95% CI
(percent)
||
||
Weighted
Number
95% CI
(Weighted Number)
U.S. Total** 408,320 14.5 0.11 (14.3–14.7) || 36,081,260 (35,526,486–36,636,035)
AL 7,040 15.3 0.61 (14.1–16.5) || 583,049 (535,339–630,758)
AK 2,961 14.8 1.06 (12.7–16.8) || 81,463 (69,644–93,281)
AZ 8,905 15.3 0.64 (14.0–16.5) || 860,017 (788,579–931,456)
AR 5,334 14.8 0.73 (13.4–16.3) || 343,686 (309,061–378,312)
CA 11,591 14.5 0.42 (13.7–15.4) || 4,475,452 (4,217,249–4,733,654)
CO 9,276 15.2 0.46 (14.3–16.1) || 685,198 (643,259–727,137)
CT 9,135 16.7 0.58 (15.5–17.8) || 474,103 (439,466–508,740)
DE 3,884 15.5 0.89 (13.7–17.2) || 119,346 (105,256–133,436)
DC 2,608 18.0 1.01 (16.0–20.0) || 104,076 (92,022–116,131)
FL 16,898 12.7 0.54 (11.7–13.8) || 2,219,864 (2,031,347–2,408,381)
GA 7,338 12.8 0.60 (11.6–13.9) || 1,040,036 (941,965–1,138,107)
HI 7,663 16.3 0.58 (15.2–17.5) || 181,599 (168,538–194,660)
ID 5,439 14.5 0.76 (13.0–16.0) || 193,267 (173,047–213,488)
IL 5,500 13.6 0.58 (12.5–14.7) || 1,340,104 (1,224,858–1,455,350)
IN 8,858 14.5 0.49 (13.5–15.5) || 746,841 (696,063–797,619)
IA 9,760 12.2 0.41 (11.4–13.0) || 295,597 (275,698–315,495)
KS 11,326 14.9 0.43 (14.0–15.7) || 328,129 (308,976–347,282)
KY 7,928 14.2 0.62 (12.9–15.4) || 489,573 (446,518–532,627)
LA 4,707 14.9 0.64 (13.6–16.1) || 529,836 (484,676–574,996)
ME 11,313 16.3 0.64 (15.1–17.6) || 177,391 (162,869–191,913)
MD 17,366 14.6 0.42 (13.7–15.4) || 688,639 (648,114–729,164)
MA 7,686 15.5 0.54 (14.4–16.5) || 859,498 (799,020–919,977)
MI 10,472 16.4 0.51 (15.4–17.4) || 1,280,970 (1,199,582–1,362,359)
MN 15,487 12.9 0.32 (12.3–13.6) || 561,383 (533,270–589,495)
MS 5,107 14.4 0.69 (13.0–15.7) || 326,476 (294,663–358,289)
MO 7,267 15.1 0.61 (13.9–16.3) || 715,828 (657,277–774,380)
MT 6,476 14.8 0.54 (13.8–15.9) || 124,677 (115,498–133,857)
NE 15,827 12.4 0.40 (11.6–13.2) || 181,576 (169,943–193,208)
NV 2,773 14.6 0.91 (12.8–16.3) || 349,819 (306,516–393,121)
NH 5,840 15.9 0.69 (14.6–17.3) || 175,918 (160,328–191,507)
NM 5,954 12.8 0.60 (11.6–14.0) || 206,028 (186,800–225,256)
NY 14,177 14.7 0.43 (13.9–15.6) || 2,269,750 (2,136,039–2,403,460)
NC 4,280 13.1 0.60 (11.9–14.3) || 1,076,215 (978,376–1,174,053)
ND 5,515 12.4 0.68 (11.0–13.7) || 72,265 (64,240–80,291)
OH 13,485 15.8 0.52 (14.8–16.8) || 1,436,053 (1,340,219–1,531,887)
OK 6,295 15.8 0.60 (14.7–17.0) || 473,094 (436,693–509,495)
OR 6,079 16.8 0.60 (15.6–17.9) || 563,025 (521,978–604,072)
PA 6,590 15.8 0.59 (14.6–17.0) || 1,605,858 (1,484,139–1,727,578)
RI 6,091 16.2 0.71 (14.8–17.6) || 137,336 (124,961–149,712)
SC 7,123 15.3 0.60 (14.1–16.4) || 616,284 (567,156–665,412)
SD 6,609 11.9 0.85 (10.3–13.6) || 80,028 (68,553–91,503)
TN 6,215 15.1 0.62 (13.9–16.4) || 803,700 (738,376–869,024)
TX 12,262 13.3 0.60 (12.1–14.4) || 2,883,238 (2,619,433–3,147,044)
UT 11,737 15.6 0.44 (14.8–16.5) || 356,136 (336,111–376,161)
VT 6,437 17.8 0.75 (16.4–19.3) || 90,921 (82,978–98,865)
VA 9,925 14.1 0.48 (13.2–15.1) || 948,609 (885,032–1,012,185)
WA 12,944 16.4 0.43 (15.6–17.2) || 980,780 (928,907–1,032,652)
WV 5,280 16.7 0.69 (15.3–18.0) || 237,902 (217,846–257,958)
WI 4,935 14.3 0.69 (13.0–15.7) || 650,821 (587,326–714,315)
WY 4,622 13.5 0.76 (12.1–15.0) || 59,807 (53,018–66,596)
Territories
GU 2,420 10.4 1.11 (8.3–12.6) || 11,153 (8,710–13,596)
PR 6,019 18.1 0.62 (16.8–19.3) || 493,233 (458,907–527,559)

Notes:
*Aged 18+ years
**U.S. Total includes 49 states plus the District of Columbia and excludes the three territories. New Jersey was excluded because of not meeting the minimum data collection requirements.
CI denotes confidence interval.
§ Sample size is the number of respondents answered current asthma question
If values for the standard error and the 95% confidence interval are not provided, the normal approximation to the binomial distribution does not apply due to small sample size.
When the Sample Size is less than 50, estimates are not precise and should be interpreted with caution.

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

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