Table 1.
Clinical characteristics according to NLR
| Characteristics | High NLR group (n = 167) | Low NLR group (n = 252) | χ2 | P |
|---|---|---|---|---|
| Gender | 0.1014 | 2.6838 | ||
| Male | 138 (82.63%) | 190 (75.4%) | — | — |
| Female | 29 (17.37%) | 62 (24.6%) | — | — |
| Age (years) | 1.5082 | 0.2194 | ||
| ≤ 65 | 67 (40.12%) | 85 (33.73%) | — | — |
| > 65 | 100 (59.88%) | 167 (66.27%) | — | — |
| Differentiation | 1.8578 | 0.3950 | ||
| Lower | 40 (23.95%) | 75 (29.76%) | — | — |
| Middle | 93 (55.69%) | 126 (50.00%) | — | — |
| High | 34 (20.36%) | 51 (20.24%) | — | — |
| Tumor location | 6.8438 | 0.3271 | ||
| Upper | 7 (4.19%) | 17 (6.75%) | — | — |
| Middle | 84 (50.3%) | 140 (55.56%) | — | — |
| Lower | 76 (45.51%) | 95 (37.7%) | — | — |
| Tumor diameter (cm) | 2.263 | 0.0317 | ||
| ≤ 3 | 58 (34.73%) | 148 (58.74%) | — | — |
| > 3 | 109 (65.27%) | 104 (41.26%) | — | — |
| pT | 0.3470 | 0.8407 | ||
| T1 | 31 (18.56%) | 46 (18.25%) | — | — |
| T2 | 91 (54.49%) | 144 (57.14%) | — | — |
| T3 | 45 (26.95%) | 62 (24.6%) | — | — |
| pN | 2.3842 | 0.0352 | ||
| N0 | 59 (35.33%) | 147 (41.67%) | — | — |
| N1–3 | 108 (64.67%) | 105 (58.33%) | — | — |
| TNM stage | 4.273 | 0.0271 | ||
| I | 49 (29.34%) | 105 (41.67%) | — | — |
| II | 86 (51.49%) | 109 (43.25%) | — | — |
| III | 32 (19.17%) | 38 (15.08%) | — | — |
| Smoking | 0.0050 | 0.9434 | ||
| Yes | 98 (58.68%) | 147 (58.33%) | — | — |
| No | 69 (41.32%) | 105 (41.67%) | — | — |
| Alcohol consumption | 0.3588 | 0.5492 | ||
| Yes | 97 (58.08%) | 155 (61.51%) | — | — |
| No | 70 (41.92%) | 97 (38.49%) | — | — |
| Chemotherapy | 0.1104 | 0.7396 | ||
| Yes | 110 (65.87%) | 162 (64.29%) | — | — |
| No | 57 (34.13%) | 90 (35.71%) | — | — |
| Radiotherapy | 0.365 | 0.0385 | ||
| Yes | 43 (25.75%) | 78 (30.95%) | — | — |
| No | 124 (74.25%) | 185 (69.05%) | — | — |
| Neutrophil count, 109 | 0.0021 | 0.9261 | ||
| ≥ 6.5 | 69 (41.32%) | 105 (41.67%) | — | — |
| < 6.5 | 98 (58.68%) | 147 (58.33%) | — | — |
| Lymphocyte count, 109 | 1.0830 | 0.2980 | ||
| ≥ 1 | 43 (25.75%) | 78 (30.95%) | — | — |
| < 1 | 124 (74.25%) | 174 (69.05%) | — | — |
NLR, neutrophil‐to‐lymphocyte ratio; TNM, tumor node metastasis.