| Model 1 | Model 2 | Model 3 | Model 4 |
---|---|---|---|---|
Readmission | 17726*** | 17670*** | 18163*** | 16516*** |
Female | 524 | 894 | Â | 413 |
Age | ||||
 65–74 | Reference | Reference |  | Reference |
 75–84 | − 872 | −520 |  | 799 |
 85+ | − 8009*** | − 7460** |  | − 4510^ |
Race | ||||
 Whites | Reference | Reference |  | Reference |
 Blacks | 10750*** | 10079*** |  | 8768** |
 Hispanics | 6619^ | 5677 |  | 6288 |
 Others | − 2463 | − 3586 |  | − 2035 |
Dual (Medicare-Medicaid) coverage | − 1403 | − 1836 |  | − 2188 |
Ever Smoker | 2703^ | 2687^ | Â | 2689^ |
Overweight+Obese | − 2252 | − 2432 |  | − 1194 |
Education | ||||
 < 12 years of education |  | Reference |  | Reference |
 High school |  | − 1433 |  | − 1534 |
 Bachelor and above |  | − 4562^ |  | − 4630^ |
Living Type | ||||
 Community-Alone |  | Reference |  | Reference |
 Community-Two people |  | 1143 |  | 1411 |
 Community-More than two |  | 5162 |  | 4767 |
 Facility |  | 1228 |  | 2200 |
Income | ||||
 Poorest quartile |  | Reference |  | Reference |
 Second quartile |  | − 2059 |  | − 2083 |
 Top two quartiles |  | 149 |  | 332 |
Marital Status | ||||
 Married |  | Reference |  | Reference |
 Widowed |  | − 824 |  | 38 |
 Divorced/separated |  | 559 |  | 1697 |
 Never married |  | − 5076 |  | − 3735 |
Previous year utilization | ||||
 Hospitalizations days |  |  | − 441^ | − 343 |
 Number of hospitalizations |  |  | 2113 | 712 |
 Overall Medicare spending ($) |  |  | 0.255*** | 0.198*** |
Constant | 6054 | 7821 | 29190*** | 8961 |
R-squared | 0.13 | 0.14 | 0.11 | 0.17 |