Table 1.
Clinicopathologic characteristics according to pre-sarcopenia status
| Non-pre-sarcopenia (N = 143) | Pre-sarcopenia (N = 71) | P | |
|---|---|---|---|
| Sex, male (%) | 75 (52.1) | 51 (70.8) | 0.008 |
| Age (years), > 70 (%) | 29 (20.1) | 21 (29.2) | 0.138 |
| Location (%) | 0.958 | ||
| Right | 32 (22.2) | 16 (22.2) | |
| Left | 94 (65.3) | 46 (63.9) | |
| Rectum | 18 (12.5) | 10 (13.9) | |
| Preoperative CEA, ≥ 5 (%) | 55 (40.4) | 26 (40.0) | 0.952 |
| Neutrophil lymphocyte ratio, ≥ 5 (%) | 54 (76.1) | 17 (23.9) | 0.932 |
| ASA (%) | 0.466 | ||
| I | 42 (29.2) | 18 (25.0) | |
| II | 91 (63.2) | 46 (63.9) | |
| III | 11 (7.6) | 7 (9.7) | |
| IV | 0 (0.0) | 1 (1.4) | |
| Operation methods (%) | 0.530 | ||
| Laparoscopy | 57 (39.6) | 23 (31.9) | |
| Open | 75 (52.1) | 43 (59.7) | |
| Conversion | 12 (8.3) | 6 (8.3) | |
| Stage (%) | 0.092 | ||
| II | 48 (33.3) | 16 (25.0) | |
| III | 96 (66.7) | 56 (77.8) | |
| CONUT score | 2.6 ± 2.2 | 3.2 ± 2.3 | 0.181 |
| LN harvest | 27.4 ± 14.0 | 26.8 ± 15.1 | 0.781 |
| Tumor size (cm) | 5.5 ± 2.1 | 5.6 ± 2.2 | 0.791 |
| Lymphatic invasion, Yes (%) | 92 (63.9) | 44 (61.1) | 0.690 |
| Vascular Invasion, Yes (%) | 22 (15.3) | 13 (18.1) | 0.601 |
| Perineural invasion, Yes (%) | 52 (36.1) | 28 (38.9) | 0.690 |
| Differentiation (%) | 0.840 | ||
| Well | 9 (6.3) | 4 (5.6) | |
| Moderate | 125 (86.8) | 63 (87.5) | |
| Poor | 10 (6.9) | 5 (6.9) |
CEA carcinoembryonic antigen, ASA American Society of Anesthesiologist physical status, LN lymph node, CONUT Controlling Nutritional Status