Characteristics | HR (N = 7) n (%) | RFA (N = 11) n (%) | P* value |
---|---|---|---|
Sex | |||
Male | 5 (71.4) | 10 (90.9) | 0.280 |
Female | 2 (28.6) | 1 (9.1) | |
Age | |||
<60 | 2 (28.6) | 4 (36.4) | 0.732 |
≥60 | 5 (71.4) | 7 (63.6) | |
Comorbidity | |||
No | 5 (71.4) | 6 (54.5) | 0.474 |
Yes | 2 (28.6) | 5 (45.5) | |
ECOG PS | |||
0 | 7 (100) | 4 (36.4) | 0.026 |
1 | 0 (0) | 5 (45.5) | |
2 | 0 (0) | 2 (18.2) | |
Tumor location | |||
Upper 1/3 | 0 (0) | 1 (9.1) | 0.434 |
Middle 1/3 | 2 (28.6) | 1 (9.1) | |
Lower 1/3 | 5 (71.4) | 9 (81.8) | |
Differentation | |||
Differentiated | 4 (51.7) | 7 (63.6) | 0.783 |
Undifferentiated | 3 (42.9) | 4 (36.4) | |
Leuren | |||
Intestinal | 3 (42.9) | 6 (54.5) | 0.629 |
Diffuse&Mixed | 4 (51.7) | 5 (45.5) | |
Primary Tumor size | |||
<3 cm | 1 (14.3) | 1 (9.1) | 0.829 |
≥3 cm | 6 (85.7) | 10 (90.9) | |
Lymphatic invasion | |||
LI (−) | 3 (42.9) | 1 (9.1) | 0.093 |
LI (+) | 4 (57.1) | 10 (90.9) | |
Vascular invasion | |||
VI (−) | 4 (57.1) | 8 (72.7) | 0.494 |
VI (+) | 3 (42.9) | 3 (27.3) | |
Perineural invasion | |||
NI (−) | 4 (57.1) | 8 (72.7) | 0.494 |
NI (+) | 3 (42.9) | 3 (27.3) | |
T stage | |||
T1-2 | 1 (14.3) | 5 (45.5) | 0.171 |
T3-4 | 6 (85.7) | 6 (54.5) | |
N stage | |||
N0 | 2 (28.6) | 1 (9.1) | 0.280 |
N1-3 | 5 (71.4) | 10 (90.9) | |
AJCC 7th stage | |||
Stage 1–2 | 3 (42.9) | 5 (45.5) | 0.914 |
Stage 3-4 | 4 (57.1) | 6 (54.5) | |
Chemotherapy | |||
CTx (−) | 1 (14.3) | 1 (9.1) | 0.732 |
CTx (+) | 6 (85.7) | 10 (90.1) | |
Number of metastatic Tumor | |||
Single | 5 (71.4) | 8 (72.7) | 0.952 |
Multiple | 2 (28.6) | 3 (27.3) | |
Size of metastatic Tumor | |||
<3cm | 4 (42.9) | 6 (54.5) | 0.914 |
≥3cm | 3 (57.1) | 5 (45.5) | |
Lobar distribution | |||
Unilobar | 6 (85.7) | 10 (90.9) | 0.732 |
Bilobar | 1 (14.3) | 1 (9.1) | |
Pre-treatment | |||
Chemotherapy | |||
CTx (−) | 7 (100) | 7 (63.6) | 0.070 |
CTx (+) | 0 (0) | 4 (36.4) | |
Post-treatment Chemotherapy | |||
CTx (−) | 1 (14.3) | 7 (63.6) | 0.040 |
CTx (+) | 6 (85.7) | 4 (36.4) | |
Complication | |||
No | 5 (71.4) | 11 (100) | 0.060 |
Yes | 2 (28.6) | 0 (0) |