Table 1.
Clinicopathological characteristics of RCC and LCRC patients
| Characteristics | RCC (%) | LCRC (%) | P‐value |
|---|---|---|---|
| Number of patients | 125 | 214 | |
| Age (years, mean ± SD) | 64.2 ± 11.7 | 61.4 ± 11.5 | .028 |
| Gender | |||
| Male | 67 (53.6%) | 131 (61.2%) | .170 |
| Female | 58 (46.4%) | 83 (38.8%) | |
| T stage | |||
| T1 | 5 (4.0%) | 13 (6.1%) | .650 |
| T2 | 16 (12.8%) | 32 (15.0%) | |
| T3 | 53 (42.4%) | 94 (43.9%) | |
| T4 | 51 (40.8%) | 75 (35.0%) | |
| N stage | |||
| N0 | 65 (52.0%) | 125 (58.4%) | .032 |
| N1 | 32 (25.6%) | 64 (29.9%) | |
| N2 | 28 (22.4%) | 25 (11.7%) | |
| TNM stage | |||
| I | 11 (8.8%) | 34 (15.9%) | .155 |
| II | 54 (43.2%) | 91 (42.5%) | |
| III | 60 (48.0%) | 89 (41.6%) | |
| Differentiation | |||
| Poor | 39 (31.2%) | 43 (20.1%) | .021 |
| Well/moderate | 86 (68.8%) | 171 (79.9%) | |
| Lymphovascular invasion | |||
| + | 65 (52.0%) | 87 (40.7%) | .043 |
| − | 60 (48.0%) | 127 (59.3%) | |
| Perineural invasion | |||
| + | 29 (23.2%) | 41 (19.2%) | .375 |
| − | 96 (73.8%) | 173 (80.8%) | |
| Number of harvested lymph node | |||
| ≥12 | 103 (82.4%) | 172 (80.4%) | .646 |
| <12 | 22 (17.6%) | 42 (19.6%) | |
| Surgical complications | |||
| Yes | 19 (15.2%) | 27 (12.6) | .503 |
| No | 106 (84.8%) | 187 (87.4) | |
| Adjuvant chemotherapy | |||
| Yes | 103 (82.4%) | 165 (77.1%) | .248 |
| No | 22 (17.6%) | 49 (22.9%) | |
| Recurrence | |||
| Local recurrence | 10 (22.7%) | 14 (27.4%) | .649 |
| Metastatic recurrence | 29 (65.9%) | 31 (60.8%) | |
| Both | 5 (11.4%) | 6 (11.8%) | |
| CEA (median, quartile) (ng/mL) | 4.33 (2.28‐9.65) | 4.14 (2.05‐8.76) | .643 |
| NE (median, quartile) (109/L) | 4.68 (3.36‐6.82) | 4.22 (3.17‐5.60) | .105 |
| PLT (median, quartile) (109/L) | 301 (247‐385) | 238 (205‐238) | <.001 |
| LY (median, quartile) (109/L) | 1.72 (1.30‐2.24) | 1.90 (1.48‐2.39) | .016 |
| MO (median, quartile) (109/L) | 0.56 (0.42‐0.68) | 0.52 (0.41‐0.65) | .217 |
| NLR (median, quartile) | 2.6 (1.9‐3.9) | 2.1 (1.5‐3.4) | .002 |
| PLR (median, quartile) | 185.8 (130.6‐274.3) | 127.1 (97.4‐174.4) | <.001 |
| LMR (median, quartile) | 3.2 (2.3‐4.1) | 3.7 (2.7‐4.8) | .002 |
Abbreviations: CEA, carcinoembryonic antigen; LCRC, left‐sided colorectal cancer; LMR, lymphocyte‐monocyte ratio; LY, lymphocytes; MO, monocytes; NE, neutrophils; NLR, neutrophil‐lymphocyte ratio; PLR, platelet‐lymphocyte ratio; PLT, platelets; RCC, right‐sided colon cancer.