Table 3. Comparison of prior average Medicare reimbursements of Medicare beneficiaries enrolled and not enrolled in medical care evaluation (MCE) health maintenance organizations (HMOs), by type of HMO.
| Type of HMO | Medicare reimbursement | ||
|---|---|---|---|
|
| |||
| Total | Part A | Part B | |
| All HMOs | |||
| Enrollees | $2,252 | $1,349 | $902 |
| Nonenrollees | *3,243 | *2,068 | *1,175 |
| All staff models | |||
| Enrollees | 1,956 | 1,138 | 818 |
| Nonenrollees | 3,306 | 2,150 | 1,156 |
| All group models | |||
| Enrollees | 1,532 | 984 | 548 |
| Nonenrollees | *2,368 | *1,586 | *781 |
| All individual practice associations | |||
| Enrollees | 2,505 | 1,516 | 990 |
| Nonenrollees | *3,270 | *2,102 | *1,168 |
| All mixed models | |||
| Enrollees | 3,000 | 1,773 | 1,227 |
| Nonenrollees | 3,774 | 2,270 | 1,504 |
*
Indicates enrollee-nonenrollee difference significantly different from zero at the .01 significance level (two-tailed test).
SOURCE: (Brown et al., 1987).