Table 1. Clinic and pathological characteristics in the VO and Non-VO groups
Parameter
Parameter
Parameter
VO n = 222 Non-VO n = 135
p
Gender, male Gender, male Gender, male 120 (54.1) 79 (58.5) 0.41
Age, years Age, years Age, years 68.9+11.3 63.3+12.7 <0.001
BMI, kg/m2 BMI, kg/m2 BMI, kg/m2 26.5 (24.2-29.4) 23.6 (21.6-24.8) <0.001
ERAS ERAS ERAS 150 (67.6) 99 (73.3) 0.25
Charlson’s comorbidity index Charlson’s comorbidity index Charlson’s comorbidity index 4 (3-5) 3 (2-5) 0.01
Surgical indication Surgical indication Surgical indication 0.93
Colon cancer Colon cancer 116 (52.3) 72 (53.3)
Rectal cancer Rectal cancer 54 (24.3) 29 (21.5)
Adenoma Adenoma 18 (8.1) 11 (8.1)
Diverticular disease Diverticular disease 34 (15.3) 23 (17)
Neoadjuvant therapy* Neoadjuvant therapy* Neoadjuvant therapy* 25 (14.7) 13 (12.9) 0.67
TNM stage* TNM stage* TNM stage* 0.17
TNM stage I / II TNM stage I / II 111 (65.3) 57 (56.4)
TNM stage III / IV TNM stage III / IV 59 (34.7) 44 (43.6)
Surgical procedure Surgical procedure Surgical procedure 0.84
Right hemicolectomy Right hemicolectomy 73 (32.9) 43 (31.9)
Left hemicolectomy Left hemicolectomy 79 (35.6) 51 (37.8)
Rectal resection Rectal resection 70 (31.6) 41 (30.4)
Associated resections Associated resections Associated resections 47 (21.2) 23 (17) 0.34
Surgical time, min Surgical time, min Surgical time, min 237 (190-297) 220 (191-270) 0.18
Blood loss, ml Blood loss, ml Blood loss, ml 50 (30-100) 40 (30-90) 0.16
Conversion Conversion Conversion 18 (8.1) 6 (4.4) 0.18
Overall complications Overall complications Overall complications 94 (42.3) 57 (42.2) 0.98
Minor grade 77 (34.7) 44 (32.6) 0.78
Major grade 17 (7.7) 13 (9.6) 0.52
Infectious complications Infectious complications Infectious complications 34 (15.3) 23 (17) 0.67
Pneumonia 8 (3.6) 7 (5.2) 0.47
Anastomotic leak 12 (5.4) 8 (5.9) 0.84
Surgical site infections 11 (5) 7 (5.2) 0.92
Time to infectious complication, days Time to infectious complication, days Time to infectious complication, days 4 (2-5.25) 4 (3-7) 0.44
Mortality Mortality Mortality 1 (0.5) 1 (0.7) 0.72
Readmission Readmission Readmission 7 (3.2) 5 (3.7) 0.78
Redo surgery Redo surgery Redo surgery 10 (4.5) 9 (6.7) 0.38
Length of stay, days Length of stay, days Length of stay, days 6 (5-8) 6 (4-8) 0.30