| where | D = discharge rate (number of discharges per 1,000 enrollees). |
| U = user rate (number of persons hospitalized per 1,000 enrollees). | |
| S = stay rate (average number of stays per hospitalized person). |
| where | D = discharge rate (number of discharges per 1,000 enrollees). |
| U = user rate (number of persons hospitalized per 1,000 enrollees). | |
| S = stay rate (average number of stays per hospitalized person). |