Table 1.
Clinicopathologic characteristics of AEG and UGC patients.
| Training set | Validation set | Combined set | ||||
|---|---|---|---|---|---|---|
| Characteristics | Number | % | Number | % | Number | % |
| All patients | 161 | 100 | 195 | 100 | 356 | 100 |
| Sex | ||||||
| Female | 35 | 21.7 | 41 | 21.0 | 76 | 21.3 |
| Male | 126 | 78.3 | 154 | 79.0 | 280 | 78.7 |
| Age(years) | ||||||
| <60 | 72 | 44.7 | 73 | 37.4 | 145 | 40.7 |
| ≥60 | 89 | 55.3 | 122 | 62.6 | 211 | 59.3 |
| Tumor size(cm) | ||||||
| <5 | 74 | 46.0 | 88 | 45.1 | 162 | 45.5 |
| ≥5 | 87 | 54.0 | 107 | 54.9 | 194 | 54.5 |
| Location | ||||||
| UGC | 95 | 59.0 | 132 | 67.7 | 227 | 63.8 |
| AEG | 66 | 41.0 | 63 | 32.3 | 129 | 36.2 |
| Differentiation | ||||||
| Well/Moderate | 38 | 23.6 | 50 | 25.6 | 88 | 24.7 |
| Poor | 123 | 76.4 | 145 | 74.4 | 268 | 75.3 |
| Surgical procedure | ||||||
| Proxima gastrectomy | 92 | 57.1 | 124 | 63.6 | 216 | 60.7 |
| Total gastrectomy | 69 | 42.9 | 71 | 36.4 | 140 | 39.3 |
| NLR | ||||||
| <1.84 | 77 | 47.8 | 83 | 42.6 | 160 | 44.9 |
| ≥1.84 | 84 | 52.2 | 112 | 57.4 | 196 | 55.1 |
| Fibrinogen (g/L) | ||||||
| <3.09 | 76 | 47.2 | 94 | 48.2 | 170 | 47.8 |
| ≥3.09 | 85 | 52.8 | 101 | 51.8 | 186 | 52.2 |
| PLR | ||||||
| <110 | 76 | 47.2 | 78 | 40.0 | 154 | 43.3 |
| ≥110 | 85 | 52.8 | 117 | 60.0 | 202 | 56.7 |
| LMR | ||||||
| <3.25 | 53 | 32.9 | 47 | 24.1 | 100 | 28.1 |
| ≥3.25 | 108 | 67.1 | 148 | 75.9 | 256 | 71.9 |
| SII | ||||||
| <451 | 85 | 52.8 | 102 | 52.3 | 187 | 52.5 |
| ≥451 | 76 | 47.2 | 93 | 47.7 | 169 | 47.5 |
| pTNM stage | ||||||
| I | 19 | 11.8 | 30 | 15.4 | 49 | 13.8 |
| II | 56 | 34.8 | 58 | 29.7 | 114 | 32.0 |
| III | 86 | 53.4 | 107 | 54.9 | 193 | 54.2 |
| F-NLR | ||||||
| 0 | 45 | 28.0 | 49 | 25.1 | 94 | 26.4 |
| 1 | 63 | 39.1 | 79 | 40.5 | 142 | 39.9 |
| 2 | 53 | 32.9 | 67 | 34.4 | 120 | 33.7 |
| Adjuvant chemotherapy | ||||||
| Yes | 77 | 47.8 | 91 | 46.7 | 168 | 47.2 |
| No | 84 | 52.2 | 104 | 53.3 | 188 | 52.8 |
AEG: adenocarcinoma of esophagogastric junction; UGC: upper gastric cancer; NLR: neutrophil-lymphocyte ratio; PLR: platelet-lymphocyte ratio; LMR: lymphocyte-monocyte ratio; SII: (SII=N×P/L), which was based on neutrophil (N), platelet (P) and lymphocyte (L) counts; F-NLR: combination of fibrinogen concentration and neutrophil-lymphocyte ratio.