Table 3 Baseline characteristics of the patients who did or did not receive pulmonary resection
Variables | Pulmonary resection (n = 6) | No pulmonary resection (n = 18) | p-value |
|---|---|---|---|
Age, years, median (range) | 70.5 (66.0–80.0) | 70 (55.0–80.0) | 0.251 |
Sex (Male/Female) | 5/1 | 10/8 | 0.238 |
ECOG Performance status (0,1/2,3) | 6/0 | 21/3 | 0.403 |
CEA (ng/mL), median (range) | 4.9 (1.5–51.5) | 3.7 (1.2–13.0) | 0.251 |
CA19-9 (U/mL), median (range) | 249.3 (18.0–955.1) | 90.1 (11–1185.9) | 0.224 |
Primary tumour location (Head/Body-tail) | 4/2 | 11/7 | 0.603 |
Primary tumour size, median (range) | 32.5 (20.0–80) | 31 (6.0–50.0) | > 0.99 |
Pathologic T category of primary tumour (T1,2/T3) | 4/2 | 13/5 | 0.586 |
Pathologic N category of primary tumour (N0,1/N2) | 4/2 | 11/7 | 0.603 |
Pathologic UICC Stage (1,2/3) | 3/3 | 11/7 | 0.494 |
Residual tumour category (R0/R1) | 6/0 | 15/3 | 0.403 |
Tumour differentiation (Well/Moderate, poor) | 2/4 | 7/11 | 0.603 |
Completion of adjuvant chemotherapy, n (%) | 3/3 | 5/13 | 0.302 |
Tumour diameter of pulmonary metastases (mm), median (range) | 13.0 (3.0–31.0) | 11.5 (4.0–32.0) | 0.923 |
Number of PM (solitary/multiple) | 0/6 | 1/17 | 0.750 |
Site of PM (unilateral/bilateral) | 4/2 | 1/17 | 0.006 |