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Table 4 Risk-adjusted model with LASSO features: stratified models performance

From: Improving hospital quality risk-adjustment models using interactions identified by hierarchical group lasso regularisation

AHRQ QI

C-Stat

AUPRC

PSI 14 OPEN

0.774

0.008

PSI 14 NON-OPEN

0.826

0.000

IQI 11 OPEN RUPTURED

0.701

0.597

IQI 11 ENDO RUPTURED

0.763

0.444

IQI 11 OPEN UNRUPTURED

0.683

0.138

IQI 11 ENDO UNRUPTURED

0.801

0.061

IQI 09 with CANCER

0.689

0.081

IQI 09 without CANCER

0.834

0.212

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BMC Health Services Research

ISSN: 1472-6963

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