Table 4. Pathologic tumor characteristics.
| Variables | GC – ERAS (%) (n=20) | HC (%) (n=40) | P-value | |
|---|---|---|---|---|
| Location | 0.53 | |||
| Cardia | 1 (5) | 3 (7.5) | ||
| Body | 7 (35) | 22 (55) | ||
| Antrum | 8 (40) | 10 (37.5) | ||
| Other | 3 (15) | 0 (0) | ||
| Greatest size (cm) | 4.36±1.90 | 4.89±4.53 | 0.65 | |
| Margin status | 0.67 | |||
| Free | 20 (100) | 39 (97.5) | ||
| Involved | 0 (0) | 1 (2.5) | ||
| Residual tumor | 0.67 | |||
| R0 | 20 (100) | 39 (97.5) | ||
| R1 | 0 (0) | 1 (2.5) | ||
| Number LN examined | 48±25 | 34±16 | 0.009 | |
| Number LN positive for disease | 5±7 | 6±9 | 0.92 | |
| AJCC 7th Ed pTNM stage | 0.11 | |||
| I | 6 (30) | 17 (42.5) | ||
| II | 4 (20) | 5 (12.5) | ||
| III | 10 (50) | 18 (45) | ||
CG-ERAS = gastric cancer early recovery after surgery; HC = historical control; LN = lymph nodes; AJCC = American Joint Committee on Cancer.