Table I.
Baseline patient characteristics, and data about different clinicopathological characteristics in different synaptophysin, chromogranin A and neuroendocrine differentiation groups.
| Syn status | CgA status | NED status | |||||
|---|---|---|---|---|---|---|---|
| Characteristic | n | + | − | + | − | + | − |
| Total | 151 | 43 | 108 | 25 | 126 | 52 | 99 |
| Age ≥65 years | 76 | 23 | 53 | 13 | 63 | 29 | 47 |
| Male | 91 | 31 | 60 | 15 | 76 | 32 | 59 |
| Tumor located in colon | 106 | 27 | 79 | 12 | 94 | 31 | 75 |
| LND ≥12 | 97 | 29 | 68 | 10 | 87 | 31 | 66 |
| T4 stage | 66 | 16 | 50 | 8 | 58 | 19 | 47 |
| Pre-operative serum CEA >5 ng/ml | 44 | 12 | 32 | 6 | 38 | 15 | 29 |
| d-MMR | 42 | 9 | 33 | 1 | 41 | 9 | 33 |
| Poor differentiation | 32 | 7 | 25 | 2 | 30 | 9 | 23 |
| Receiving chemotherapy | 57 | 11 | 46 | 13 | 44 | 17 | 40 |
LND, lymph nodes discovered; T4 stage, fourth tumor stage; CEA, carcinoembryonic antigen; d-MMR, deficient mismatch repair.