Table S5. Comparison of the C-index for PFS in the training set.
| C-index | PS | Gastrectomy | HER2 | Number of metastasis | Liver metastasis | ALP | LDH |
|---|---|---|---|---|---|---|---|
| 0.634 | ○ | ○ | ○ | ○ | ○ | ||
| 0.637 | ○ | ○ | ○ | ○ | ○ | ||
| 0.641 | ○ | ○ | ○ | ○ | ○ | ||
| 0.637 | ○ | ○ | ○ | ○ | ○ | ||
| 0.639 | ○ | ○ | ○ | ○ | ○ | ||
| 0.636 | ○ | ○ | ○ | ○ | ○ | ||
| 0.638 | ○ | ○ | ○ | ○ | ○ | ||
| 0.643 | ○ | ○ | ○ | ○ | ○ | ||
| 0.643 | ○ | ○ | ○ | ○ | ○ | ||
| 0.643 | ○ | ○ | ○ | ○ | ○ |
The circle means that the variable is included into the model; the data in italic form indicate that the top five models. ALP, alkaline phosphatase; HER2, human epidermal growth factor receptor type 2; LDH, lactate dehydrogenase; PS, performance status; PFS, progression free survival.