Table 2.
Patient characteristics: demographic, clinicopathological, and laboratory data
| Variables | Median (IQR) or n (%) |
|---|---|
| Age, years | 61 (52; 70) |
| Sex | |
| Men | 352 (67.6) |
| Women | 169 (32.4) |
| ASA-PS | |
| I | 48 (9.2) |
| II | 414 (79.5) |
| III | 59 (11.3 |
| Site of tumor | |
| Upper | 51 (9.8) |
| Middle | 176 (33.8) |
| Lower | 284 (54.5) |
| Diffuse | 10 (1.9) |
| TNM stage | |
| I | 319 (61.2) |
| II | 97 (18.6) |
| III | 105 (20.2) |
| Histology (Lauren) | |
| Intestinal | 262 (50.3) |
| Others | 259 (49.7) |
| Lymphatic invasion | |
| No | 343 (65.8) |
| Yes | 178 (34.2) |
| Vascular invasion | |
| No | 492 (94.4) |
| Yes | 29 (5.6) |
| Perineural invasion | |
| No | 469 (90.0) |
| Yes | 52 (10.0) |
| TOG | |
| Partial | 412 (79.1) |
| Total | 109 (20.9) |
| WBC, per μL | 6500 (5390; 7900) |
| Hemoglobin, g/dL | 13.1 (11.3; 14.2) |
| MCV, fL | 92.0 (88.2; 95.4) |
| Platelet, × 103/μL | 240 (206; 283) |
| NLR | 1.9 (1.4; 2.7) |
| PLR | 124.4 (97.4; 161.6) |
| LMR | 4.2 (3.2; 5.4) |
| SII | 468.9 (308.3; 717.1) |
| Albumin, g/dL | 4.1 (3.9; 4.3) |
ASA-PS = American Society of Anesthesiologists Physical Status, IQR = interquartile range, LMR = lymphocyte/monocyte ratio, MCV = mean corpuscular volume, NLR = neutrophil/lymphocyte ratio, PLR = platelet/lymphocyte ratio, SII = systemic immune-inflammation index, TNM = Tumor-Node-Metastasis, TOG = type of gastrectomy, WBC = white blood cell.