Table 2 The clinicopathologic characteristics of the patients who underwent palliative resection
Characteristics | RSCC | LSCRC | P value |
|---|---|---|---|
Sex | Â | Â | 0.179 |
 Male | 20 (58.8) | 65 (71.4) |  |
 Female | 14 (41.2) | 26 (28.6) |  |
Age | 55.50 (23–75) | 60 (20–75) | 0.129 |
T stage | Â | Â | 0.060 |
 T1 | 0 (0) | 1 (1.1) |  |
 T2 | 3 (8.9) | 7 (7.7) |  |
 T3 | 6 (17.6) | 29 (31.9) |  |
 T4a | 23 (67.6) | 54 (59.3) |  |
 T4b | 2 (5.9) | 0 (0) |  |
N stage | Â | Â | 0.977 |
 N0 | 12 (35.3) | 33 (36.3) |  |
 N1 | 10 (29.4) | 25 (27.5) |  |
 N2 | 12 (35.3) | 33 (36.3) |  |
LVI | Â | Â | 0.641 |
 None | 28 (82.4) | 78 (85.7) |  |
 Yes | 6 (17.6) | 13 (14.3) |  |
PNI | Â | Â | 0.719 |
 None | 30 (88.2) | 84 (92.3) |  |
 Yes | 4 (11.8) | 7 (7.7) |  |
Histological types | Â | Â | 0.270 |
 Highly differentiated ADC | 0 (0) | 0 (0) |  |
 Middle differentiated ADC | 21 (61.8) | 65 (71.4) |  |
 Poorly differentiated ADC | 12 (35.3) | 20 (22) |  |
 Undifferentiated ADC | 1 (2.9) | 6 (6.6) |  |
Regional LNs | 13.15 (0–41) | 9.74 (0–32) | 0.012 |
Metastatic LNs | 3.64 (0–21) | 2.98 (0–19) | 0.447 |
Liver metastasis | Â | Â | 0.489 |
 Single lesion | 7 (20.6) | 14 (15.4) |  |
 Multiple lesions | 27 (79.4) | 77 (84.6) |  |
Diameter of liver metastasis | Â | Â | 0.275 |
 <3 cm | 12 (35.3) | 42 (46.2) |  |
 ≥3 cm | 22 (64.7) | 49 (53.8) |  |
CEA | Â | Â | 0.646 |
 <200 | 26 (76.5) | 73 (80.2) |  |
 ≥200 | 8 (23.5) | 18 (19.8) |  |
CA199 | Â | Â | 0.275 |
 <35 | 14 (41.2) | 44 (48.4) |  |
 ≥35 | 20 (58.8) | 47 (51.6) |  |
Systemic chemotherapy | Â | Â | 0.250 |
 No | 10 (29) | 18 (19.8) |  |
 Yes | 24 (71) | 73 (80.2) |  |
Target agent | Â | Â | 0.836 |
 None | 28 (82.4) | 72 (79.1) |  |
 C225 | 3 (8.8) | 5 (5.5) |  |
 Avastin | 2 (5.9) | 6 (6.6) |  |
 Both | 1 (2.9) | 4 (4.4) |  |
 Other | 0 (0.0) | 4 (4.4) |  |