TABLE 2.
Univariable Analysis of Risk Factors for Lymph Node Metastasis at the Distal Part of the Stomach
| Variables | Univariable Analyses | ||
|---|---|---|---|
| OR | 95% CI | P | |
| Age | 0.984 | 0.968–1.000 | 0.052 |
| Sex | |||
| Male | Reference | ||
| Female | 1.400 | 0.910–2.154 | 0.126 |
| BMI | 0.899 | 0.836–0.966 | 0.004 |
| ASA classification | |||
| 1 | Reference | ||
| 2 | 1.010 | 0.649–1.574 | 0.964 |
| 3 | 0.950 | 0.469–1.923 | 0.886 |
| 4 | 0.960 | 0.117–7.875 | 0.970 |
| Distance from EGJ to tumor epicenter | 1.047 | 1.036–1.057 | <0.001 |
| Size | 1.031 | 1.025–1.038 | <0.001 |
| Macroscopic type | |||
| Not type IV | Reference | ||
| Type IV | 4.964 | 3.104–7.940 | <0.001 |
| Histologic type | |||
| Differentiated | Reference | ||
| Undifferentiated | 2.744 | 1.529–4.924 | 0.001 |
| Pathologic T stage | |||
| 2/3 | Reference | ||
| 4 | 6.537 | 3.889–10.987 | <0.001 |
ASA indicates American Society of Anesthesiologists.