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Table 5 The importance of input variable for the best ANN model (Model 3 with 9 parameters) using validation dataset

From: Predicting the serum digoxin concentrations of infants in the neonatal intensive care unit through an artificial neural network

 

Importance

Normalized Importance

Dose/kg per dose

0.138

63.9%

TBW

0.216

100%

PMA

0.185

85.6%

PH

0.082

37.8%

CHF

0.066

30.7%

VSD

0.066

30.6%

Captopril

0.125

57.7%

Furosemide

0.050

23.3%

Ibuprofen

0.071

32.7%

  1. Final model includes the following variables: dose/kg per dose, TBW total body weight; PMA postmenstrual age; PH pulmonary hypertension; CHF Congestive heart failure; VSD Ventricular septal defect, with captopril, with furosemide, with ibuprofen