Characteristics | No. of patients (%) |
---|---|
Patient characteristics | |
Median age (years) | 57(49–64) |
Gender | |
Male Female | 231(66.4) 117(33.6) |
Primary tumor location | |
Colon Rectum | 220(63.2) 128(36.8) |
T stage | |
T1-3 T4 | 209(60.1) 139(39.9) |
Nodal metastases | |
Positive Negative | 216(62.1) 132(37.9) |
Primary tumor differentiation | |
Well to moderate Poor | 264(75.9) 84(24.1) |
Timing of metastasis | |
Synchronous Metachronous | 239(68.7) 109(31.3) |
RECIST responsea | |
SD or PD PR | 61(37.7) 101(62.3) |
Preoperative CEA (ng/mL)b | |
≤ 5 > 5 | 131(39.8) 198(60.2) |
Preoperative CA19-9 (U/ml)c | |
≤ 35 > 35 | 221(69.1) 99(30.9) |
Number of liver metastases, median (IQR) | 2(1–3) |
Size of largest liver metastasis(cm), median(IQR) | 2.5(1.5–3.8) |
TBS, median(IQR) | 3.2(2.2–5.1) |
Tumor distribution | |
Unilobar | 245 |
Bilobar | 103 |
KRAS mutation statusd | |
Wild-type Mutation-type | 55 34 |
Postoperative chemotherapy | |
Yes No | 245 103 |