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Accuracy of Final Predictive Model for Length of Hospital Stay after Surgery for LSS.
| Training sample | Testing sample | |
|---|---|---|
| Mean error | 0.295 | 0.033 |
| Mean absolute error | 1.927 | 2.24 |
| Standard deviation | 2.946 | 3.455 |
| Linear correlation | 0.786 | 0.623 |
| Occurrences | 598 | 250 |
