Table 1 Top 5 models for the postoperative complications outcome, obtained through cross-validation inside the primary 847 patients dataset

RF

0.293 ± 0.095

0.645 ± 0.081

0.691 ± 0.057

0.645 ± 0.046

0.652 ± 0.048

MLP

0.285 ± 0.096

0.642 ± 0.101

0.663 ± 0.053

0.641 ± 0.050

0.648 ± 0.048

SVM

0.282 ± 0.121

0.640 ± 0.098

0.676 ± 0.058

0.640 ± 0.060

0.646 ± 0.061

CBC

0.276 ± 0.109

0.636 ± 0.131

0.681 ± 0.064

0.635 ± 0.055

0.646 ± 0.053

LR

0.272 ± 0.086

0.634 ± 0.140

0.685 ± 0.056

0.632 ± 0.041

0.645 ± 0.044