Johannesdottir KB, Kehlet H, Petersen PB, Aasvang EK, Sørensen HBD, Jørgensen CC, Centre for Fast-track Hip and Knee Replacement Collaborative Group O behalf of. Machine learning classifiers do not improve prediction of hospitalization > 2 days after fast-track hip and knee arthroplasty compared with a classical statistical risk model. ActaO [Internet]. 2021 Nov. 16 [cited 2021 Dec. 9];92. Available from: https://actaorthop.org/actao/article/view/843