Table 7.

Prediction model results comparison with similar studies.

Article	Context	Readmission window	Approach	Model metrics
Present study	COVID-19	7-day	GA + DNN	Acc = 0.874 Sens = 0.719 Precision = 0.691 F1 = 0.704 G-mean = 0.812 AUC = 0.883
[81]	General	30-day	Decision Tree	Acc = 0.772 Sens = 0.402 F1 = 0.494 AUC = 0.732
[82]	General	3-day	Gradient Boosting	Sens = 0.16 Precision = 0.75 AUC = 0.76
[82]	General	9-day	Gradient Boosting	Sens = 0.23 Precision = 0.70 AUC = 0.75
[83]	General	3-day	DNN	Acc = 0.680 Sens = 0.679 AUC = 0.755
[48]	General	3-day	Ensemble	Acc = 0.957 AUC = 0.61