Risk prediction models in the domain of kidney transplantation.

Perf.—Performance during external validation or optimism corrected for internal validation, Ref—Reference, ANN—artificial neural network, RNN—recurrent neural network, LASSO—least absolute shrinkage and selection operator, LR—logistic regression, Cox PH—Cox proportional hazards regression, RF—random forest, GBRT—gradient boosted regression trees, Tx—transplantation, D development dataset, V: external validation dataset, D/V: development and internal validation.