Table 1. Clinicopathological characteristics of elderly patients with gastric cancer.
| Variables | Number (n=605) | |
|---|---|---|
| Age (yr) | 78.4±3.4 (75–92) | |
| Sex | ||
| Male | 393 (65.0) | |
| Female | 212 (35.0) | |
| BMI (kg/m2) | 23.1±3.2 (14.4–35.1) | |
| ECOG status | ||
| 0 | 141 (23.3) | |
| 1 | 338 (55.9) | |
| 2 | 115 (19.0) | |
| 3 | 11 (1.8) | |
| Approach | ||
| Laparoscopic | 213 (35.2) | |
| Open | 392 (64.8) | |
| Extent of resection | ||
| Total gastrectomy | 124 (20.5) | |
| Distal gastrectomy | 480 (79.3) | |
| Proximal gastrectomy | 1 (0.2) | |
| LN dissection | ||
| Less than D2 | 278 (46.0) | |
| D2 and above | 327 (54.0) | |
| Estimated blood loss (mL) | 126.4±122 (0–1,300) | |
| Operative time (min) | 174.8±49.0 (85.0–540.0) | |
| Tumor size (cm) | 4.7±3.2 (0–34) | |
| No. of retrieved lymph nodes | 38.2±15.7 (2–104) | |
| pT stage* | ||
| T1 | 320 (52.9) | |
| T2 | 81 (13.4) | |
| T3 | 94 (15.5) | |
| T4 | 110 (18.2) | |
| pN stage* | ||
| N0 | 364 (60.2) | |
| N1 | 108 (17.9) | |
| N2 | 59 (9.8) | |
| N3 | 74 (12.2) | |
| pTNM stage* | ||
| I | 353 (58.4) | |
| II | 123 (20.4) | |
| III | 129 (21.3) | |
| Curability | ||
| Curative resection | 589 (97.4) | |
| Palliative resection | 16 (2.6) | |
Values are presented as mean±standard deviation (range) or number (%).
BMI = body mass index; ECOG = Eastern Cooperative Oncology Group; LN = lymph node.
*Pathological stage classified according to the American Joint Committee on Cancer (8th edition) TNM criteria.