Table 5 Performance of the prediction models with and without chemotherapy for predicting CSS and OS in SCLC patients with liver metastasis
Models | C-index (95% CI) | |||
|---|---|---|---|---|
CSS | OS | |||
Training set | Testing set | Training set | Testing set | |
Total model | 0.724 (0.716–0.731) | 0.734 (0.722–0.747) | 0.732 (0.724–0.739) | 0.739 (0.727–0.751) |
Only chemotherapy | 0.687 (0.681–0.693) | 0.692 (0.682–0.703) | 0.692 (0.686–0.698) | 0.692 (0.682–0.703) |
Total model without chemotherapy | 0.613 (0.604–0.621) | 0.624 (0.610–0.639) | 0.619 (0.610–0.627) | 0.624 (0.610–0.639) |