Table 3.
Factors Independently Associated with Not Having a Usual Source of Care (USC)
| Characteristic | All Adults (n = 8,851) | Adults With USC or Had No Preference (n = 8,333) | Adults With or Preferred USC (n = 7,643) |
| Sex | |||
| Male | 2.1* | 2.5* | 1.3† |
| Female | 1.0 | 1.0 | 1.0 |
| Age-group | |||
| 18 – 29 y | 4.1* | 3.8* | 5.3* |
| 30 – 39 y | 3.0* | 2.8* | 3.4* |
| 40 – 49 y | 2.0* | 1.9* | 2.2* |
| 50 – 59 y | 1.6* | 1.7* | 1.3‡ |
| 60 y and older | 1.0 | 1.0 | 1.0 |
| Race/ethnicity | |||
| Hispanic | 1.5* | 1.4§ | 1.5† |
| Black | 1.0‡ | 1.0‡ | 0.96‡ |
| White | 1.0 | 1.0 | 1.0 |
| Education | |||
| <High school | 1.2‡ | 1.5§ | 0.65‡ |
| High school | 1.1‡ | 1.3§ | 0.60§ |
| Some college | 1.0‡ | 1.2‡ | 0.72‡ |
| College graduate | 1.0 | 1.0 | 1.0 |
| Annual income | |||
| <$25,000 | 0.98‡ | 0.92‡ | 1.2‡ |
| $25 – $50,000 | 0.92‡ | 0.91‡ | 0.99‡ |
| >$50,000 | 1.0 | 1.0 | 1.0 |
| Marital status | |||
| Never married | 1.5* | 1.6* | 1.2‡ |
| Divorced | 1.3§ | 1.4§ | 1.2‡ |
| Widowed | 1.2‡ | 1.2‡ | 1.2‡ |
| Separated | 1.1‡ | 0.84‡ | 1.5‡ |
| Married | 1.0 | 1.0 | 1.0 |
| Insurance | |||
| None | 3.2* | 2.7* | 4.8* |
| Public | 0.94‡ | 0.86‡ | 1.1‡ |
| Private | 1.0 | 1.0 | 1.0 |
| Health status | |||
| Excellent | 2.0§ | 3.7* | 0.55‡ |
| Very good | 1.7† | 2.7† | 0.79‡ |
| Good | 1.3‡ | 2.1‡ | 0.74‡ |
| Fair | 1.1‡ | 1.2‡ | 1.0‡ |
| Poor | 1.0 | 1.0 | 1.0 |
| Region of country | |||
| West | 2.0* | 1.8* | 2.2* |
| South | 1.5§ | 1.6§ | 1.2‡ |
| Midwest | 1.3‡ | 1.4‡ | 0.86‡ |
| Northeast | 1.0 | 1.0 | 1.0 |
| Urban/rural location | |||
| Urban | 1.2‡ | 1.2‡ | 1.4† |
| Rural | 1.0 | 1.0 | 1.0 |
Note: Unweighted number of observations. Odds ratios from multiple logistic regression adjusted for all other characteristics in the table.
* P ≥ .001.
† P ≥ .05.
‡ Not significant.
§ P ≥ .01.