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Simulation studies (Departure from MAR assumption): estimates of AUC using methods PG-BRL, SPE-E, SPE-E-A, FI, MSI, IPW.
| Assumption |
N = 200 |
||
|---|---|---|---|
| Model | Method | Bias(True AUC=0.75) | MSE |
| MAR | PG-BRL | 0.0146 | 0.0052 |
| Threshold | SPE-E | 0.0120 | 0.0077 |
| SPE-E-A | 0.0116 | 0.0076 | |
| FI | 0.0572 | 0.0073 | |
| MSI | 0.0493 | 0.0067 | |
| IPW | 0.0055 | 0.0078 | |
| NMAR | PG-BRL | −0.0569 | 0.0052 |
| SPE-E | −0.0855 | 0.0126 | |
| SPE-E-A | −0.0855 | 0.0126 | |
| FI | −0.0408 | 0.0050 | |
| MSI | −0.0479 | 0.0058 | |
| IPW | −0.1184 | 0.0188 | |
