Table 2.
Marginal Probabilities for Having or Being Aware of a Lower Priced Provider among the Uninsured Based on Logistic Regression Analysis
| Uninsured with a Regular Source of Care Probability of Regular Source Being Lower Priced Provider | Uninsured with no Regular Source of Care Probability of Being Aware of Lower Priced Provider | |
|---|---|---|
| Sample size | 3,047 | 1,665 |
| Weighted population (in thousands) | 23,050 | 13,517 |
| Dependent variable mean | 44.6 | 27.6 |
| CHC grant revenue per poor person (within 5 miles)† | 6.3* | −2.3 |
| (+1 standard deviation) | ||
| County has CAP grant recipient‡ | 4.4 | 10.1* |
| Office-based physician charity care hours per uninsured person in site§ | 3.8 | 10.4* |
| (+1 standard deviation) | ||
| Number of safety net hospitals within 10 miles¶ | 6.0* | 2.1 |
| (+1 standard deviation) | ||
| Age (years) | ||
| 0–17 | −0.3 | −5.7 |
| 18–34 | −2.8 | 7.1 |
| 35–44 (reference group) | ||
| 45–64 | −10.5* | 5.5 |
| Male | −5.5* | 2.6 |
| White, non-Hispanic (reference group) | ||
| Black, non-Hispanic | 10.1* | 6.3 |
| Hispanic/citizen | 12.7* | 22.3* |
| Hispanic/noncitizen | 12.0* | 9.4 |
| Other race/ethnicity | 1.9 | 6.3 |
| Income below federal poverty line (reference group) | ||
| Between 100 and 199 percent FPL | −8.1* | −9.0* |
| Between 200 and 299 percent FPL | −15.2* | −14.2* |
| Between 300 and 399 percent FPL | −19.3* | 2.3 |
| 400 percent FPL and greater | −20.3* | −7.7 |
| Years of education (+1 year) | −0.6 | 0.3 |
| Single person | −5.0 | −5.0 |
| Married couple, no kids | −1.8 | −1.6 |
| Married couple with kids (reference group) | ||
| Single parent | −7.9 | 15.1 |
| Number of persons in family (+1 person) | −4.0 | −3.8 |
| Health status of individual: fair or poor | 0.2 | 0.8 |
| Health status of other family member: fair or poor | 4.1 | −0.8 |
| Person has one chronic condition | 0.2 | −5.5 |
| Person has two or more chronic conditions | 2.8 | −7.9 |
| Other family member has one chronic condition | 6.8 | 3.8 |
| Other family member has two or more chronic conditions | 6.3 | 1.7 |
| Likely to see doctor when problem arises | 6.0* | 10.2* |
| Percent of persons below poverty in zip code area∥ (+1 standard deviation) | 0.7 | 2.8 |
*
p<.05
**
p<.01. All variables derived from the 2003 Community Tracking Study household survey except for the following:
†
Bureau of Primary Health Care, Uniform Data System, 2002.
‡
Bureau of Primary Health Care, CAP grantee list for 2000–2003.
§
2000–2001 Community Tracking Study physician survey.
¶
American Hospital Association Annual Survey, 2002.
∥
Based on 2000 Census, U.S. Census Bureau (http://www.census.gov/epcd/www/zipstats.html).
FPL, federal poverty level.