Table 1.
Demographic profile of respondents in the 2012 and 2015 study samples
| 2012 | 2015a | p value | |
|---|---|---|---|
| Unweighted N | 4593 | 3407 | |
| Age | |||
| 18–24 | 30.9 | 28.0 | 0.072 |
| 25–29 | 26.8 | 26.4 | 0.750 |
| 30–34 | 23.0 | 25.1 | 0.134 |
| 35–39 | 19.2 | 20.6 | 0.285 |
| Marital status | |||
| Married | 47.7 | 45.3 | 0.146 |
| Not married | 52.4 | 54.7 | 0.146 |
| Number of births | |||
| 0 | 48.4 | 51.6 | 0.048 |
| 1 | 21.6 | 20.6 | 0.440 |
| 2+ | 30.0 | 27.8 | 0.127 |
| Race and ethnicity | |||
| White, Non-Hispanic | 58.7 | 56.9 | 0.263 |
| Black, Non-Hispanic | 13.6 | 13.8 | 0.890 |
| Other, Non-Hispanic | 8.5 | 9.4 | 0.409 |
| Hispanic | 19.2 | 20.0 | 0.069 |
| Born in US | 10.3 | 12.1 | 0.286 |
| Not born in US | 8.9 | 8.0 | 0.525 |
| Employment status | |||
| Not employed | 37.7 | 34.9 | 0.075 |
| Part time (1–34 h) | 22.8 | 19.1 | 0.006 |
| Full time (35+ h) | 39.5 | 46.0 | 0.000 |
| Highest degree | |||
| Less than high school | 5.8 | 9.6 | 0.000 |
| High school | 23.4 | 19.4 | 0.007 |
| Some college | 36.2 | 34.8 | 0.353 |
| Bachelor's degree or higher | 34.5 | 36.2 | 0.235 |
| Income status | |||
| ≤ 138% of poverty | 22.4 | 22.1 | 0.765 |
| 139 + % | 77.6 | 78.0 | 0.765 |
| Lived in Medicaid expansion state | |||
| Yes | 58.8 | 60.4 | 0.324 |
| No | 41.2 | 39.6 | 0.324 |
a
Simple logistic regression using year as the independent variable was used to assess differences between the two samples.