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Table 4 Comparison between untransformed, log, truncated, and two-stage outcome

From: Predicting in-hospital length of stay: a two-stage modeling approach to account for highly skewed data

 

Untransformed LOS

Log LOS

Truncated LOS

Two-stage model

Customized loss function*

1.338

1.126

1.183

1.118

MAE

1.880

1.695

1.796

1.730

Calibration

0.528

0.429

0.317

0.418

Sensitivity < 7 days

0.970

0.990

1.00

0.990

  1. *This is the two-stage loss function described in the methods section
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BMC Medical Informatics and Decision Making

ISSN: 1472-6947

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