Table 3 Univariate and multivariate analyses of survival after PSM in surgical group
Patient Characteristics | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
HR | 95% CI | P value | HR | 95% CI | P value | |
Age (year) | 0.993 | 0.966–1.021 | 0.608 | |||
Gender | ||||||
male vs. female | 0.542 | 0.271–1.084 | 0.083 | |||
BMI | 0.989 | 0.915–1.069 | 0.782 | |||
Adjuvant therapy | ||||||
Yes vs. No | 9.490 | 3.411–26.400 | < 0.001 | 23.434 | 2.348–222.841 | 0.007 |
Tumor size | ||||||
≥ 5 cm vs. < 5 cm | 2.557 | 1.458–4.485 | 0.001 | 1.318 | 0.710–2.448 | 0.381 |
Tumor category | ||||||
Carcinoma with NEC component vs. Gastric adenocarcinoma vs. | 2.067 | 1.150–3.715 | 0.015 | 1.955 | 1.050–3.642 | 0.035 |
Type of gastrectomy | 0.021 | 0.230 | ||||
Total gastrectomy | 1 | 1 | – | 1 | 1 | – |
Distal gastrectomy | 0.382 | 0.193–0.758 | 0.006 | 0.545 | 0.256–1.160 | 0.115 |
Proximal gastrectomy | 0.643 | 0.268–1.543 | 0.323 | 1.130 | 0.449–2.844 | 0.795 |
Surgical procedure | 0.499 | |||||
Laparoscopic vs. Open | 0.959 | 0.491–1.874 | 0.904 | |||
TNM stage | < 0.001 | 0.009 | ||||
I | 1 | 1 | – | 1 | 1 | |
II | 3.678 | 1.254–10.756 | 0.018 | 0.176 | 0.021–1.484 | 0.110 |
III | 10.657 | 4.161–27.296 | < 0.001 | 0.487 | 0.062–3.802 | 0.492 |
IV | 30.036 | 3.443–262.046 | 0.002 | 2.477 | 0.139–44.100 | 0.537 |