| Mortality Rate | Methods | ||||||
| ESN | SWESN | Ridge- SWESN | Lasso- SWESN | SCAD- SWESN | MCP- SWESN | Improved- ESN | |
| NRMSE | 0.1812 | 0.1021 | 0.0815 | 0.0782 | 0.0635 | 0.0565 | 0.0542 |