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Table 1 Baseline and oncologic characteristics of the included patients

From: Self-expandable metallic stenting as a bridge to elective surgery versus emergency surgery for acute malignant right-sided colorectal obstruction

  SEMS group (n = 35) Emergency group (n = 72) P
Baseline characteristics
 Age, y    0.144
  Median 66 67  
  Range 24–92 23–94  
 Sex, no. (%)    0.131
  Male 21 (60.0%) 32 (44.4%)  
  Female 14 (40.0%) 40 (55.6%)  
 Comorbidity, no. (%)    
  Hypertension 10 (28.6%) 14 (19.4%) 0.288
  Diabetes mellitus 5 (14.3%) 11 (15.3%) 0.893
  Cardiovascular disease 3 (8.6%) 6 (8.3%) 1.000
  Pulmonary disease 2 (5.7%) 2 (2.8%) 0.596
  Neurologic disease 1 (2.9%) 2 (2.8%) 1.000
  Other malignancy 2 (5.7%) 3 (4.2%) 0.661
  Renal disease 0 (0%) 1 (1.4%) 1.000
Oncologic characteristics
 Tumor size, mean (± SD), cm 7.71 ± 3.70 5.85 ± 2.58 0.216
 Tumor location, no. (%)    0.022
  Cecum 0 (0%) 11 (15.3%)  
  Ascending colon 12 (34.3%) 26 (36.1%)  
  Hepatic flexure 7 (30.0%) 17 (23.6%)  
  Transverse colon 16 (45.7%) 18 (25.0%)  
 Pathology, no. (%)    0.893
  Adenocarcinoma 30 (85.7%) 61 (84.7%)  
  Well differentiated 2 (5.7%) 3 (4.2%)  
  Moderately differentiated 26 (74.3%) 54 (75.0%)  
 Poorly differentiated 2 (5.7%) 4 (5.5%)  
 Mucinous 5 (14.3%) 11 (15.3%)  
Lymphovascular involvement, no. (%)    
 Yes 13 (37.1%) 17 (23.6%) 0.144
 No 22 (62.9%) 55 (76.4%)  
 pTNM stage    0.240
  II 16 (45.7%) 31 (43.1%)  
  III 12 (34.3%) 34 (47.2%)  
  IV 7 (20.0%) 7 (9.7%)  
  1. SEMS self-expandable metal stents