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Table 2 Perioperative characteristics, pathology, and oncologic outcome

From: Hybrid ileal pouch with concomitant anti-refluxing and refluxing ureteroileal anastomosis

  Group A (N = 17) Group B (N = 8) Total (N = 25) p
Operation time (min) 499.4 ± 61.7
[464.0; 531.0]
389.9 ± 52.8
[364.5; 424.0]
464.4 ± 77.9
[420.5; 510.0]
 < 0.001
Hospitalization time (days) 54.8 ± 52.6
[32.0; 49.0]
32.1 ± 14.5
[23.5; 33.0]
48.2 ± 45.7
[26.0; 49.0]
0.092
Chimney side     0.694
Left 17 (100.0%) 7 (87.5%) 24 (96.0%)  
Right 0 (0.0%) 1 (12.5%) 1 (4.0%)  
Pelvic lymph node dissection      < 0.001
Standard 1 (5.9%) 0 (0.0%) 1 (4.0%)  
Extended 1 (5.9%) 8 (100.0%) 9 (36.0%)  
Super-extended 15 (88.2%) 0 (0.0%) 15 (60.0%)  
Pathologic T stage     0.154
 ≤ T2 11 (64.7%) 2 (25.0%) 13 (52.0%)  
 ≥ T3 6 (35.3%) 6 (75.0%) 12 (48.0%)  
Pathologic N stage     0.439
0 14 (82.4%) 5 (62.5%) 19 (76.0%)  
1 1 (5.9%) 0 (0.0%) 1 (4.0%)  
2 1 (5.9%) 1 (12.5%) 2 (8.0%)  
3 1 (5.9%) 2 (25.0%) 3 (12.0%)  
Removed lymph node count 32.6 ± 14.0
[23.0; 39.0]
28.5 ± 10.8
[21.5; 39.0]
31.3 ± 13.0
[22.0; 39.0]
0.475
Number of positive lymph node 0.3 ± 0.7
[0.0; 0.0]
1.4 ± 2.7
[0.0;2.0]
0.6 ± 1.6
[0.0;0.0]
0.532
Postoperative grade     0.513
G2 3 (18.8%) 0 (0.0%) 3 (12.5%)  
G3 13 (81.2%) 8 (100.0%) 21 (87.5%)  
Positive soft margin 0 (0.0%) 1 (12.5%) 1 (4.0%) 0.694
Lymphovascular invasion 3 (17.6%) 4 (50.0%) 7 (28.0%) 0.229
Adjuvant chemotherapy 1 (5.9%) 1 (12.5%) 2 (8.0%) 1.000
Recurrence 5 (29.4%) 4 (50.0%) 9 (36.0%) 0.580
Death 10 (58.8%) 4 (50.0%) 14 (56.0%) 1.000
  1. Bold values indicate statistical significance at P < 0.05
  2. Mean ± standard deviation; []: Interquartile range