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Table 1 Patient and tumour characteristics of 272 patients with liver metastases

From: Synchronous and metachronous liver metastases in patients with colorectal cancer—towards a clinically relevant definition

  n = 272
Gender, male/female (%) 157/115 (57.7/42.3)
Age, years (min, max) 68 (31, 95)
Primary tumour location, n (%)
 Caecum/ascending colon 64 (23.5)
 Transverse colon 13 (4.8)
 Descending/sigmoid colon 90 (33.1)
 Rectum 95 (34.9)
 Multiple primary tumours 9 (3.3)
 Unknown 1 (0.4)
Nodal stage of primary, n (%)
 N0 43 (15.8)
 N1 141 (51.8)
 N2 37 (13.6)
 Unknown 51 (18.8)
Tumour stage of primary, n (%)
 T0 1 (0.4)
 T1 5 (1.8)
 T2 7 (2.6)
 T3 131 (48.2)
 T4 96 (35.3)
 Unknown 32 (11.7)
No. of liver metastases, n (%)
 1 55 (20.2)
 2–5 96 (35.3)
 6–10 34 (12.5)
11 87 (32.0)
No. of involved segments
 1–2 111 (40.8)
 3–4 45 (16.6)
 5–6 36 (13.2)
 7–8 80 (29.4)
Size of largest liver metastasis (mm) (min, max) 26 (5, 120)