Table 2 Results of univariate analysis
|  | Patients with recurrence (N = 29) | Patients without recurrence (N = 120) | P value |
|---|---|---|---|
Age | |||
 ≥ 65 | 20 (69) | 68 (57) | 0.2938 |
 < 65 | 9 (31) | 52 (43) |  |
Sex | |||
 Male | 18 (62) | 87 (73) | 0.2676 |
 Female | 11 (38) | 33 (27) |  |
Disease stage | |||
 I, II | 5 (17) | 97 (81) | < 0.0001 |
 III | 24 (83) | 23 (19) |  |
Preoperative CEA | |||
 Positive | 4 (14) | 21 (18) | 0.7854 |
 Negative | 25 (86) | 99 (82) |  |
Preoperative CA19-9 | |||
 Positive | 6 (21) | 5 (4) | 0.0076 |
 Negative | 23 (79) | 115 (96) |  |
Operative approach | |||
 Open | 25 (86) | 93 (78) | 0.4446 |
 Laparoscopic | 4 (14) | 27 (22) |  |
Type of gastrectomy | |||
 DG, PG | 13 (45) | 84 (70) | 0.0162 |
 TG | 16 (55) | 36 (30) |  |
LN dissection | |||
 D1, D1+ | 15 (52) | 70 (58) | 0.5373 |
 D2 | 14 (48) | 50 (42) |  |