Table 1.

Patient characteristics.

	LM-CRC (n = 53)	PM-CRC (n = 11)	primary CRC (n = 12)
Gender (female/male)	16 / 37	4 / 7	5 / 7
Age (years)**	66.3 ± 3.3	56.9 ± 3.8	63.4 ± 3.4
Stage of disease (TNM)	Stage IV n = 53	Stage IV n = 11	Stage I n = 3, Stage II n = 4, Stage III n = 4, Stage IV n = 1
Tumor MMR status	MMR-deficient n = 2, MMR-proficient n = 51	MMR-deficient n = 0, MMR-proficient n = 11	MMR-deficient n = 3, MMR-proficient n = 9

Abbreviations: CRC, colorectal cancer; LM-CRC, liver metastasis of CRC; PM-CRC, peritoneal metastasis of CRC; TNM, tumor-node-metastasis; MMR, mismatch repair.

**Mean ± standard error of the mean.