Table 4.
Enrollee Characteristic | SES Only | SES+Health | SES+Health+Demographic Characteristics |
---|---|---|---|
Income | |||
Living below the poverty threshold | 1.06 | 1.01 | 0.97 |
Assets | |||
Lowest tertile of nonhousing assets | 1.97*** | 1.40** | 1.42** |
Mid-tertile of nonhousing assets | 1.57*** | 1.28 | 1.23 |
Not owning a home | 1.42*** | 1.17 | 1.03 |
Education | |||
Not having a high school degree or G.E.D. | 1.12 | 0.95 | 0.88 |
Health | |||
Mean score on SF-36 Physical Health 10-item subscale | 0.98*** | 0.98*** | |
Mean score on SF-12 Mental Health 6-item summary scale | 0.98*** | 0.98*** | |
Mean number of symptoms experienced in past 4 weeks | 1.07** | 1.08** | |
Having diabetes | 1.60*** | 1.64*** | |
History of fractured or broken hip | 1.74** | 1.55* | |
Age | |||
Age 80 to 84 | 1.79*** | ||
Age 85 or older | 1.93*** | ||
Sex | |||
Female | 0.82 | ||
Race | |||
African American | 1.17 | ||
Family Structure | |||
Living with a spouse or partner | 0.80 | ||
One or more living sons | 1.06 | ||
One or more living daughters | 0.86 | ||
Health Insurance History | |||
Having lacked health insurance all or most of the time since age 18 | 1.22 | ||
Having belonged to an HMO in the past | 1.07 | ||
Not knowing whether have belonged to an HMO in the past | 0.83 | ||
Design Variables | |||
Months of enrollment after interview months | 1.04 | ||
Midwestern HMO (Plan A) | 0.66*** | ||
Log-likelihood | −1,620.6 | −146.5 | −1,446.2 |
χ2, d.f. | 306.2***, 5 | 42.6***, 12 |
All numbers are weighted. Chi-squares (χ2) and degrees of freedom (d.f.) are for the test between the model shown in the column and the model on the left.
p<.10;
p<.05;
p<.01.