Exhibit 2:
Baseline characteristics of Medicaid expansion and nonexpansion study state samples
| Nonexpansion state sample (n = 11,679) | Expansion state sample (n = 3,677) | ||||
|---|---|---|---|---|---|
| Characteristic | No. or mean | % or SD | No. or mean | % or SD | Standardized mean difference |
| Mean age (years) | 51.6 | 4.1 | 51.7 | 4.3 | 0.036 |
| Male | 3,648 | 31.2% | 1,137 | 30.9% | 0.007 |
| African American | 8,565 | 73.3 | 1,601 | 43.5 | 0.634 |
| Highest level of education | 0.069 | ||||
| Less than high school | 2,436 | 20.9 | 668 | 18.2 | |
| High school or GED | 4,052 | 34.7 | 1,315 | 35.8 | |
| Vocational school or some college | 3,629 | 31.1 | 1,169 | 31.8 | |
| College degree or higher | 1,562 | 13.4 | 525 | 14.3 | |
| Marital status | 0.207 | ||||
| Married or living as married with a partner | 4,147 | 35.5 | 1,621 | 44.1 | |
| Separated or divorced | 3,886 | 33.3 | 1,188 | 32.3 | |
| Widowed | 754 | 6.5 | 215 | 5.8 | |
| Single, never married | 2,892 | 24.8 | 653 | 17.8 | |
| Employment status | 0.168 | ||||
| Working full time | 3,453 | 29.6 | 1,244 | 33.8 | |
| Working part time | 1,246 | 10.7 | 328 | 8.9 | |
| Unemployed | 2,228 | 19.1 | 542 | 14.7 | |
| On disability | 4,055 | 34.7 | 1,255 | 34.1 | |
| Retired | 254 | 0.2 | 110 | 3.0 | |
| Housewife | 443 | 3.8 | 198 | 5.4 | |
| Household income ($) | 0.197 | ||||
| 15,000 or less | 6,352 | 54.4 | 1,755 | 47.7 | |
| 15,001–25,000 | 2,402 | 20.6 | 725 | 19.7 | |
| 25,001–50,000 | 2,000 | 17.1 | 710 | 19.3 | |
| 50,001 or more | 925 | 7.9 | 487 | 13.2 | |
| General health status | 0.072 | ||||
| Excellent | 576 | 4.9 | 187 | 5.1 | |
| Very good | 2,073 | 17.7 | 694 | 18.9 | |
| Good | 4,300 | 36.8 | 1,326 | 36.1 | |
| Fair | 3,698 | 31.7 | 1,085 | 29.5 | |
| Poor | 1,032 | 8.8 | 385 | 10.5 | |
| History of: | |||||
| Cancer | 1,597 | 13.7 | 546 | 14.8 | 0.034 |
| Heart attack or myocardial infarction | 387 | 3.3 | 138 | 3.8 | 0.024 |
| Stroke | 315 | 2.7 | 89 | 2.4 | 0.018 |
| Diabetes | 3,404 | 29.1 | 995 | 27.1 | 0.046 |
| Takes aspirin | 4,441 | 38 | 1,476 | 40.1 | 0.043 |
SOURCE Authors’ analysis of Southern Community Cohort Study data. NOTES The study states that expanded eligibility for Medicaid and those that did not are listed in the text. SD is standard deviation.