Percentage distribution of 1 981 607 US subjects according to selected sociodemographic characteristics and smoking status. BRFSS 2005–2007, 2009–2010
| Characteristics | 2005–2007 (%) | 2009–2010 (%) |
|---|---|---|
| Age | ||
| <25 | 12.9 | 11.2 |
| 25–44 | 38.1 | 37.5 |
| 45–64 | 32.4 | 34.0 |
| ≥65 | 16.7 | 17.4 |
| Sex | ||
| Men | 48.5 | 48.6 |
| Women | 51.5 | 51.4 |
| Race/ethnicity | ||
| White | 69.2 | 68.8 |
| Black | 9.5 | 10.1 |
| Hispanic | 14.7 | 14.2 |
| Other | 6.6 | 6.9 |
| Marital status | ||
| Married | 60.1 | 61.1 |
| Divorced/separated | 11.1 | 10.7 |
| Widow | 6.5 | 6.2 |
| Single | 18.3 | 18.5 |
| Couple | 4.1 | 3.6 |
| Education level | ||
| Low education | 12.0 | 10.4 |
| High school | 29.3 | 28.0 |
| Some college | 26.2 | 26.4 |
| College graduate | 32.5 | 35.2 |
| Employment status | ||
| Employed | 61.2 | 57.1 |
| Unemployed | 5.0 | 8.6 |
| Unpaid/unable to work | 13.3 | 13.2 |
| Students | 4.5 | 4.8 |
| Retired | 16.1 | 16.2 |
| Smoking status | ||
| Never smoker | 55.9 | 57.6 |
| Ex-smoker | 24.3 | 24.9 |
| Current smoker | 19.8 | 17.5 |
| Number of participants | 1 122 424 | 859 183 |
BRFSS, Behavioural Risk Factor Surveillance System.