| TOTCST | = | total cost |
| = | [Σ(CHG(i)*CCR(i))] + (RCD*RPD) + (SCD*SPD). | |
| CHG(i) | = | total ancillary charges in department i. |
| CCR(i) | = | cost-to-charge ratio for department i. |
| RCD | = | number of routine care days. |
| RPD | = | routine care per diem. |
| SCD | = | number of special care days. |
| SPD | = | special care per diem. |
| TOTCHG | = | total charges on stay record. |
| FY84INDX | = | fiscal year 1984 wage index for the provider's metropolitan statistical area. |
| COLA | = | cost of living allowance. |
| ADJUST1 | = | 1+IRBEDRT*. 5795 for original method. |
| ADJUST2 | = | 1+DSH + (2*((1+IRBEDRT) **0.405-l)) for current method. |
| IRBEDRT | = | intern- and resident-to-bed ratio for the provider. |
| DSH | = | disproportionate-share hospital payment add on. |