During 2014–2016, 8% of U.S. adults aged 18–64 years had current asthma. Current asthma prevalence was highest in New Hampshire (12.7%), Vermont (12.3%), Arizona (11.0%), Kentucky (10.8%), and Maine (10.8%). The prevalence was lowest in Hawaii (4.9%), North Dakota (5.7%), Arkansas (5.9%), South Carolina (6.2%), and North Carolina (6.2%).
Source: National Health Interview Survey, 2014–2016. https://www.cdc.gov/nchs/nhis.htm. Tabular results available at https://www.cdc.gov/nchs/data/health_policy/asthma_table_SEs.pdf.
Footnotes
Current asthma is based on positive responses to the survey questions “Have you ever been told by a doctor or other health professional that you had asthma?” and “Do you still have asthma?”
† Estimates are based on household interviews of a sample of the civilian, noninstitutionalized, U.S. adult population and are shown for sample adults aged 18–64 years.