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Table 1 Patient characteristics in this study

From: Impact of intramuscular adipose tissue content on short- and long-term outcomes of hepatectomy for colorectal liver metastasis: a retrospective analysis

  Total (n = 115)
Age at surgery (years)  
 Median (IQR) 67 (27–85)
Gender, n (%)  
 Male 79 (69)
 Female 36 (31)
Serum albumin level (g/dl)  
 Median (IQR) 4.1 (3.2–5.0)
ASA score, n (%)  
 1 32 (28)
 2 75 (65)
 3 8 (7)
PNI  
 Median (IQR) 47.7 (35.9–59.2)
CRP (mg/dl)  
 Median (IQR) 0.90 (0.01–4.24)
mGPS, n (%) 0
 0 93 (81)
 1 18 (16)
 2 4 (3)
BMI  
 Median (IQR) 21.3 (14.7–30.4)
Primary tumour location, n (%)  
 Colon 77 (67)
 Rectum 38 (33)
Tumour location, n (%)  
 Unilobe 16 (14)
 Bilobe 99 (86)
Tumour size (mm)  
 Median (IQR) 28 (5–120)
Number of tumours  
 Median (IQR) 3 (1–30)
Detection of metastasis, n (%)  
 Synchronous 60 (52)
 Metachronous  
CEA (ng/dl)  
 Median (IQR) 5.5 (1.1–855)
CA19-9 (mU/l)  
 Median (IQR) 26 (1–2368)
Preoperative chemotherapy, n (%)  
 Yes 71 (62)
 No 44 (38)
Postoperative chemotherapy, n (%)  
 Yes 48 (42)
 No 67 (58)
Other organ metastasis at hepatectomy, n (%)  
 Yes 20 (17)
Surgical margin, n (%)  
 Positive 21 (18)
 Negative 94 (82)
Surgical procedure, n (%)  
 Major resection 34 (30)
 Minor resection 81 (70)
Synchronous resection for primary tumour, n (%)  
 Yes 9 (8)
Operation time (min)  
 Median (IQR) 431 (198–797)
Operative blood loss (ml)  
 Median (IQR) 524 (0–2257)
Postoperative complications, n (%)  
 Clavien-Dindo grade II 20 (17)
 Clavien-Dindo grade III or IV 12 (10)
  1. ASA score American Society of Anesthesiologists classification score, BMI body mass index, CA19-9 carbohydrate antigen 19-9, CEA carcinoembryonic antigen, CRP C-reactive protein, IQR interquartile range, mGPS modified Glasgow prognostic score, PNI prognostic nutritional index