Table 1. Current asthma among children under age 18, by selected characteristics.
* * Data not available
| Characteristic, Percentage (Standard error) | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | |
| Total, under 18 years | 8.5 (0.3) | 8.5 (0.3) | 8.9 (0.3) | 9.3 (0.4) | 9.1 (0.4) | 9.4 (0.4) | 9.6 (0.4) | 9.4 (0.3) | 9.5 (0.3) | 9.3 (0.3) | 8.3 (0.3) | 8.6 (0.3) | 8.4 (0.3) | 8.3 (0.3) | 8.4 (0.4) | 7.5 (0.4) | 7 (0.3) | |
| Age group | 0–4 years | 5.9 (0.5) | 5.6 (0.4) | 6.8 (0.5) | 5.8 (0.6) | 6.8 (0.6) | 6.2 (0.6) | 6.3 (0.6) | 6 (0.5) | 6.9 (0.5) | 5.4 (0.5) | 4.2 (0.4) | 4.3 (0.5) | 4.7 (0.5) | 3.8 (0.5) | 4.4 (0.6) | 3.8 (0.5) | 2.6 (0.4) |
| 5–9 years | 9 (0.6) | 8.7 (0.6) | 9.7 (0.6) | 11.5 (0.8) | 9.2 (0.8) | 11.1 (0.8) | 10.2 (0.7) | 10.6 (0.7) | 9.7 (0.6) | 10.6 (0.6) | 9 (0.6) | 10.2 (0.7) | 9 (0.6) | 9.2 (0.7) | 8.4 (0.7) | 7.4 (0.7) | 7.8 (0.7) | |
| 10–17 years | 9.8 (0.5) | 10.1 (0.5) | 9.8 (0.5) | 10.2 (0.6) | 10.5 (0.7) | 10.5 (0.6) | 11.4 (0.6) | 10.8 (0.5) | 11.1 (0.5) | 10.8 (0.5) | 10.4 (0.5) | 10.2 (0.6) | 10.3 (0.5) | 10.5 (0.6) | 10.8 (0.6) | 9.9 (0.6) | 9.1 (0.5) | |
| Sex | Male | 9.5 (0.4) | 10.2 (0.4) | 10 (0.4) | 11 (0.6) | 9.7 (0.5) | 11.4 (0.6) | 11.3 (0.6) | 10.5 (0.5) | 10.2 (0.5) | 10 (0.5) | 9.3 (0.4) | 10.1 (0.5) | 9.9 (0.5) | 9.2 (0.5) | 9.5 (0.6) | 8.3 (0.5) | 8.4 (0.5) |
| Female | 7.5 (0.4) | 6.7 (0.4) | 7.8 (0.4) | 7.5 (0.5) | 8.5 (0.6) | 7.4 (0.5) | 7.9 (0.5) | 8.2 (0.4) | 8.8 (0.5) | 8.6 (0.4) | 7.3 (0.4) | 7 (0.5) | 6.9 (0.4) | 7.4 (0.5) | 7.3 (0.5) | 6.7 (0.5) | 5.5 (0.4) | |
| Race | White only | 7.4 (0.3) | 7.8 (0.3) | 8 (0.3) | 8.7 (0.4) | 7.7 (0.4) | 8.2 (0.4) | 8.2 (0.4) | 8.1 (0.4) | 8 (0.4) | 8 (0.4) | 7.2 (0.3) | 7.9 (0.4) | 7.5 (0.4) | 6.8 (0.4) | 7.6 (0.4) | 6.1 (0.4) | 5.9 (0.4) |
| Black or African American only | 13.2 (0.9) | 12.5 (0.9) | 13.2 (0.9) | 12.8 (0.9) | 15.6 (1.1) | 15.5 (1.1) | 16.8 (1.2) | 15.8 (1) | 16.4 (1.1) | 15.8 (1) | 13.8 (0.9) | 13 (1) | 13.5 (1) | 15.1 (1.2) | 12.8 (1.2) | 14.1 (1.4) | 13.5 (1.3) | |
| American Indian or Alaska Native only | 16.2 (4) | * * | * * | * * | * * | 16.4 (4.8) | * * | * * | * * | 14.5 (3.6) | * * | 10.2 (2.5) | 11.4 (2.8) | 15.1 (4.4) | * * | * * | * * | |
| Asian only | * * | 3.4 (0.9) | 6.5 (1.3) | 6.3 (1.4) | 7.4 (1.5) | 3.7 (1) | 7.7 (1.4) | 8.4 (1.4) | 7 (1) | 5.1 (1) | 4.9 (1) | 5.3 (1.1) | 5.3 (1) | 4 (0.9) | 3.8 (0.8) | 3.9 (0.9) | 4.2 (1) | |
| Percent of poverty level | Below 100% | 10.9 (0.8) | 9.6 (0.8) | 10.6 (0.8 | 12.2 (0.9 | 11.4 (1) | 11.5 (1.1) | 13.5 (1.1) | 12.1 (0.9) | 12.5 (0.8) | 13 (0.8) | 11.7 (0.8) | 10.5 (0.7) | 10.7 (0.8) | 10.5 (0.9) | 11 (1.1) | 10.2 (1.2) | 10.5 (1.1) |
| 100%–199% | 8.3 (0.7) | 9.3 (0.7) | 8.3 (0.7 | 9.6 (0.8 | 9.8 (1) | 10.2 (0.8) | 9.4 (0.8) | 10.2 (0.7) | 10.2 (0.7) | 9.3 (0.6) | 8.1 (0.6) | 7.9 (0.6) | 9.4 (0.8) | 9.9 (0.8) | 9.1 (0.8) | 9 (0.9) | 7.2 (0.7) | |
| 200%–399% | 8.4 (0.6) | 7.6 (0.5) | 9 (0.6 | 9.2 (0.7 | 8.4 (0.6) | 8.7 (0.7) | 7.3 (0.6) | 8.6 (0.6) | 9 (0.6) | 8.5 (0.6) | 7.6 (0.6) | 8.8 (0.7) | 7.4 (0.6) | 7.4 (0.6) | 8.1 (0.6) | 7 (0.6) | 6.8 (0.5) | |
| 400% or more | 7.4 (0.6) | 8.1 (0.6) | 8.2 (0.5 | 6.9 (0.6 | 7.8 (0.7) | 8.2 (0.7) | 9.3 (0.7) | 7.2 (0.5) | 6.8 (0.5) | 6.9 (0.5) | 6.4 (0.6) | 7.4 (0.6) | 7 (0.6) | 6.6 (0.5) | 6.7 (0.5) | 5.5 (0.5) | 4.9 (0.5) | |
| Health insurance status | Insured | 8.8 (0.3) | 8.9 (0.3) | 9.2 (0.3 | 9.7 (0.4 | 9.5 (0.4) | 9.8 (0.4) | 9.9 (0.4) | 9.6 (0.3) | 9.7 (0.3) | 9.5 (0.3) | 8.4 (0.3) | 8.7 (0.4) | 8.5 (0.3) | 8.4 (0.3) | 8.6 (0.4) | 7.7 (0.4) | 7.2 (0.3) |
| Private | 7.6 (0.4) | 8.4 (0.4) | 8.1 (0.4 | 8.3 (0.5 | 8.1 (0.5) | 8.6 (0.5) | 8.5 (0.5) | 8.1 (0.4) | 7.9 (0.4) | 8.1 (0.4) | 7 (0.4) | 8 (0.5) | 7.3 (0.4) | 7.2 (0.4) | 7.5 (0.4) | 6.8 (0.5) | 5.2 (0.4) | |
| Medicaid | 11.9 (0.7) | 10.5 (0.7) | 11.9 (0.7 | 12.8 (0.8 | 12.6 (0.9) | 12 (0.8) | 11.9 (0.7) | 12.1 (0.6) | 12.2 (0.6) | 11.6 (0.6) | 10.4 (0.5) | 9.8 (0.5) | 10.3 (0.6) | 10.1 (0.6) | 10.8 (0.7) | 9.4 (0.7) | 10.2 (0.7) | |
| Uninsured | 6.1 (0.8) | 4.1 (0.6) | 6.5 (1 | 5.8 (0.8 | 5.6 (0.8) | 6.4 (1.1) | 7 (1) | 6.4 (1) | 7 (1.1) | 6.6 (1) | 7.1 (1.1) | 6.9 (1.2) | 6.8 (1.4) | 8.3 (1.7) | 5.6 (1.3) | 5.1 (1.2) | 2.5 (0.8) | |