Skip to main content

Table 6 Overlap of top predicted groups by different risk adjustment models

From: Comparison of alternative risk adjustment measures for predictive modeling: high risk patient case finding using Taiwan's National Health Insurance claims

  Model 1:
Demographics
Model 2:
ACGs & Demographics
Model 3:
ADGs, Sel. EDCs & Demographics
Model 4:
2002 Expenditures & Demographics
Model 5:
ADGs, Sel. EDCs, 2002 Expenditures & Demographics
2003 Top 0.5% Predicted User
Demographics 0.49%* 0.10% 0.03% 0.03% 0.02%
ACGs & Demographics   0.50% 0.07% 0.08% 0.06%
ADGs, 19 EDCs & Demographics    0.50% 0.19% 0.29%
2002 Expenditures & Demographics     0.50% 0.36%
ADGs, 19 EDCs, 2002 Expenditures & Demographics      0.50%
2003 Top 1% Predicted User
Demographics 1.00% 0.21% 0.11% 0.15% 0.11%
ACGs & Demographics   1.00% 0.30% 0.30% 0.32%
ADGs, 19 EDCs & Demographics    1.00% 0.40% 0.65%
2002 Expenditures & Demographics     1.00% 0.69%
ADGs, 19 EDCs, 2002 Expenditures & Demographics      1.00%
2003 Top 5% Predicted User
Demographics 4.96%* 2.43% 2.09% 2.46% 2.01%
ACGs & Demographics   5.00% 3.43% 3.02% 3.21%
ADGs, 19 EDCs & Demographics    5.00% 3.09% 4.06%
2002 Expenditures & Demographics     5.00% 3.73%
ADGs, 19 EDCs, 2002 Expenditures & Demographics      5.00%
  1. *: There were several observations with exactly the same predicted value at the threshold.