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Table 3 Model performance of structured and unstructured data to predict hospital length of stay (LOS) when trained on intensive care unit stays

From: The prediction of hospital length of stay using unstructured data

  Structured data Unstructured data Difference (points) All features
Recall 77.6% 75.9%  − 1.72 84.5%
Specificity 66.7% 77.8% 11.11 72.2%
Precision 88.2% 91.7% 3.43 90.7%
Accuracy 75.0% 76.3% 1.32 76.3%
F1 score 82.6% 83.1% 0.49 87.5%