Table S1. Multivariate analysis for LNM with preoperative data.
| Factors | Univariate analysis | |||
|---|---|---|---|---|
| P | HR | 95% CI | ||
| Lower | Upper | |||
| Sex | ||||
| Male | Ref. | 1 | – | |
| Female | 0.684 | 1.131 | 0.626 | 2.041 |
| Age | ||||
| CV | 0.177 | 0.985 | 0.963 | 1.007 |
| BMI | ||||
| CV | 0.014 | 0.919 | 0.859 | 0.983 |
| Weight loss | ||||
| − | Ref. | 1 | – | |
| + | 0.511 | 1.264 | 0.629 | 2.538 |
| Hematemesis | ||||
| − | Ref. | 1 | – | |
| + | 0.806 | 1.214 | 0.259 | 5.694 |
| Melena | ||||
| − | Ref. | 1 | – | |
| + | 0.002 | 4.535 | 1.778 | 11.570 |
| Location | ||||
| Upper third | Ref. | 1 | – | |
| Middle third | 0.717 | 1.170 | 0.500 | 2.735 |
| Lower third | 0.007 | 3.063 | 1.360 | 6.897 |
| Size | ||||
| CV | 0.002 | 1.357 | 1.123 | 1.639 |
| Gross pattern | ||||
| IIa | Ref. | 1 | – | |
| IIb | 0.166 | 0.398 | 0.109 | 1.464 |
| IIc | 0.653 | 0.774 | 0.254 | 2.363 |
| III | 0.972 | 0.950 | 0.054 | 16.623 |
| UL | ||||
| − | Ref. | 1 | – | |
| + | 0.088 | 1.797 | 0.916 | 3.526 |
| UDC grade | ||||
| U1 | Ref. | 1 | – | |
| U2 | 0.655 | 1.288 | 0.425 | 3.909 |
| U3 | 0.823 | 0.903 | 0.369 | 2.209 |
| SRC grade | ||||
| S0 | Ref. | 1 | – | |
| S1 | 0.419 | 0.765 | 0.400 | 1.464 |
−, absence; +, presence. CV, continuous variable; Ref., reference; BMI, body mass index; UL, ulcerative lesion; UDC, undifferentiated component; SRC, signet ring cell.