Table 1 Example of effect on direct stanardisation of missing casemix combinations
Age specific death rate per 100 admissions | Directly standardised rates | |||
|---|---|---|---|---|
Children | Adults | Elderly | ||
Hospital 1 | 20 | 10 | 20 | (0.25×20) + (0.5×10) + (0.25×20) = 15 |
Hospital 2 | 12 | 24 | (0.5×12) + (0.25×24) = 12 | |