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Table 7 The predictive value of XGBoost model

From: Prediction of readmission in patients with acute exacerbation of chronic obstructive pulmonary disease within one year after treatment and discharge

Parameters Data
Training set Testing set
Sensitivity (95% CI) 0.702 (0.621–0.782) 0.635 (0.516–0.754)
Specificity (95% CI) 0.826 (0.784–0.867) 0.750 (0.675–0.825)
AUC (95% CI) 0.814 (0.812–0.815) 0.722 (0.720–0.725)
Accuracy (95%C I) 0.791 (0.753–0.829) 0.712 (0.648–0.776)
  1. CI confidence interval, AUC area under the curve