Table 1. Background characteristics of the patient (n=101).
| Variables | Value | |
|---|---|---|
| Age (yr) | 67 (33–88) | |
| Sex | ||
| Male | 68 (67) | |
| Female | 33 (33) | |
| Preoperative symptoms | ||
| Yes | 73 (72) | |
| No | 28 (28) | |
| Preoperative performance status | ||
| 0 | 53 (52) | |
| 1 | 48 (48) | |
| ASA physical status | ||
| 1 | 28 (28) | |
| 2 | 63 (62) | |
| 3 | 10 (10) | |
| Preoperative body mass index | 21.7±3.2 | |
| Preoperative chemotherapy | ||
| Yes | 12 (12) | |
| No | 89 (88) | |
| Tumor differentiation | ||
| Differentiated | 35 (35) | |
| Undifferentiated | 66 (65) | |
| Pathological T factor | ||
| T1 | 1 (1) | |
| T2 | 8 (8) | |
| T3 | 51 (50) | |
| T4a | 35 (35) | |
| T4b | 6 (6) | |
| Pathological N factor | ||
| N 0,1 | 43 (43) | |
| N 2,3 | 58 (57) | |
| Site of distant metastasis | ||
| Positive ascites cytology | 10 (10) | |
| Liver metastasis | 1 (1) | |
| Peritoneal dissemination | 6 (6) | |
| Pathological stage | ||
| I | 3 (3) | |
| II | 35 (35) | |
| III | 48 (47) | |
| IV | 15 (15) | |
| Postoperative complications (The Clavien-Dindo classification) | ||
| Grade II | 8 (8) | |
| Grade III | 17 (17) | |
| Initial selection of adjuvant chemotherapy | ||
| S1 | 78 (77) | |
| S1 + L-OHP | 7 (7) | |
| S1 + DTX | 9 (9) | |
| S1 + CDDP | 3 (3) | |
| UFT + LV | 4 (4) | |
| Duration of postoperative chemotherapy | ||
| <6 mon | 20 (20) | |
| ≥6 mon | 81 (80) | |
Values are presented as median (range), number (%) or mean ± standard deviation.
ASA = American Society of Anesthesiologists; L-OHP = oxaliplatin; DTX = docetaxel; CDDP = cisplatin; UFT = combination of tegafur and uracil; LV = leucovorin.