| Total expenditure | Type of expenditure | Source of expenditure | ||
---|---|---|---|---|---|
 |  | Medical | Pharmacy | Inpatient | Outpatient |
R 2 : (1) raw expenditure | Â | Â | Â | Â | Â |
Demographics-only | 0.0442 | 0.0308 | 0.0323 | 0.0146 | 0.0435 |
ACGs | 0.0853 | 0.0643 | 0.0531 | 0.0312 | 0.0833 |
ADGs and demographics | 0.1014 | 0.0714 | 0.0752 | 0.0353 | 0.1022 |
ADGs, 19 EDCs and demographics | 0.2194 | 0.2154 | 0.1310 | 0.0797 | 0.3285 |
264 EDCs and demographics | 0.2250 | 0.2196 | 0.1481 | 0.0842 | 0.3281 |
R 2 : (2) expenditure truncated at 2 standard deviation above mean of log (raw expenditure+1) | |||||
Truncated criterion | 618,385 | 344,754 | 98,239 | 294,026 | 462,867 |
% of truncated cases | 0.27% | 0.37% | 0.32% | 0.29% | 0.19% |
Demographics-only | 0.0635 | 0.0516 | 0.1489 | 0.0281 | 0.0710 |
ACGs | 0.1187 | 0.1015 | 0.2202 | 0.0562 | 0.1305 |
ADGs and demographics | 0.1427 | 0.1179 | 0.2943 | 0.0661 | 0.1594 |
ADGs, 19 EDCs and demographics | 0.2746 | 0.2130 | 0.3483 | 0.0902 | 0.3670 |
264 EDCs and demographics | 0.2830 | 0.2193 | 0.3972 | 0.0989 | 0.3740 |
R 2 : (3) expenditure truncated at top 0.5% | Â | Â | Â | Â | Â |
Truncated criterion | 356,940 | 276,041 | 74,088 | 194,860 | 124,309 |
% of truncated cases | 0.49% | 0.48% | 0.47% | 0.50% | 0.48% |
Demographics-only | 0.0889 | 0.0579 | 0.1662 | 0.0326 | 0.1664 |
ACGs | 0.1580 | 0.1126 | 0.2427 | 0.0611 | 0.2819 |
ADGs and demographics | 0.1920 | 0.1310 | 0.3227 | 0.0728 | 0.3454 |
ADGs, 19 EDCs and demographics | 0.2814 | 0.2105 | 0.3814 | 0.0935 | 0.4207 |
264 EDCs and demographics | 0.2960 | 0.2177 | 0.4283 | 0.1031 | 0.4495 |
Mean absolute prediction error: raw expenditure | Â | Â | Â | Â | Â |
Demographics-only | 111.76% | 120.43% | 115.22% | 180.28% | 97.42% |
ACGs | 102.21% | 112.01% | 105.59% | 172.66% | 87.81% |
ADGs and demographics | 103.64% | 115.56% | 104.12% | 175.53% | 87.85% |
ADGs, 19 EDCs and demographics | 95.83% | 106.84% | 97.97% | 170.66% | 80.84% |
264 EDCs and demographics | 96.52% | 108.51% | 97.30% | 172.85% | 81.81% |