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Table 4 Univariate and multivariate analyses for overall survival

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

  Univariate analysis Multivariate analysis
Odds ratio 95% CI P value Odds ratio 95% CI P value
Age ≥ 70 years 0.864 0.506–1.478 0.594    
Male 1.328 0.746–2.363 0.334    
ASA score 2 or 3 1.497 0.825–2.717 0.181    
PNI < 45 1.167 0.639–2.130 0.616    
mGPS 1 or 2 1.304 0.702–2.420 0.399    
BMI < 22 kg/m2 0.612 0.364–1.030 0.062    
Bilobe tumour 2.039 1.176–3.535 0.010 2.367 1.357–4.128 0.002
Primary tumour rectum 0.798 0.452–1.406 0.433    
Tumour size ≥ 30 mm 1.989 1.177–3.361 0.009    
Number of tumours ≥ 4 1.789 1.063–3.013 0.026    
Metachronous 1.003 0.597–1.684 0.991    
Other organ metastasis at Hx 2.714 1.518–4.855 < 0.001 2.891 1.557–5.371 0.001
Preoperative chemotherapy 1.231 0.716–2.118 0.452    
Postoperative chemotherapy 0.698 0.408–1.194 0.698    
CEA ≥ 10 ng/dl 2.356 1.402–3.958 0.001 1.838 1.078–3.133 0.025
CA19-9 ≥ 20 mU/l 1.578 0.928–2.684 0.089    
Major resection 1.306 0.746–2.286 0.348    
Synchronous resection for primary tumour 0.981 0.354–2.719 0.970    
Operation time ≥ 480 min 1.174 10.683–2.018 0.562    
Operative blood loss > 600 ml 1.350 0.683–2.018 0.254    
Po complication ≥ C-D grade 3 3.568 1.819–7.000     
H group 2.842 1.577–5.123 < 0.001 15.280 1.478–102.784 < 0.001
Low PMI group 0.850 0.497–1.453 0.552    
  1. ASA score American Society of Anesthesiologists classification score, BMI body mass index, CA19-9 carbohydrate antigen 19-9, CEA carcinoembryonic antigen, CI confidence interval, H group high intramuscular adipose content group, Hx hepatectomy, mGPS modified Glasgow prognostic score, PMI psoas muscle index, PNI prognostic nutritional index, Po complication ≥ C-D grade 3 postoperative complication as Clavien-Dindo grade 3 or more severe