Table 4.

Segmentation DSC performance on the three independent hold-out sites

Sites	CDS-model on Holdouts	FL-model Holdouts	Siloed model on Holdouts
TU	0.862 ± 0.076	0.860 ± 0.079	0.410 ± 0.32
TK	0.920 ± 0.023	0.818 ± 0.082	0.58 ± 0.264
AU	0.914 ± 0.043	0.845 ± 0.127	0.642 ± 0.134

These are sites that did not participate in the training, validation, and model development.