Robotic-assisted proctosigmoidectomy for Hirschsprung’s disease: A multicenter prospective study

Table 3 Operative parameters of patients

Parameter	n (%) or mean ± SD/median (range)
Age at surgery (month)	9.50 (0.60-132.00)
≤ 1 mo	4 (2.56%)
≤ 3 mo	50 (32.05%)
≤ 1 yr	77 (49.36%)
≤ 3 yr	16 (10.26%)
> 3 yr	9 (5.77%)
Level of aganglionosis
Sigmoid colon	29 (32.95%)
Upper rectum	39 (44.32%)
Lower rectum	20 (22.73%)
Weight at surgery (kg)	9.09 ± 3.68
Operative time (min)	155.22 ± 16.77
Console time (min)	58.01 ± 7.71
Anal traction time (min)	45.28 ± 8.15
Transanal dissection time (min)	15.21 ± 2.67
Anastomosis time	30.01 ± 5.82
Estimated blood loss (mL)	5.01 ± 1.81
Pelvic dissection depth (cm)	4.50 ± 0.47
Length of the removed bowel (cm)	15.50 ± 5.23
Conversion	0 (0)
Intraoperative complications	0 (0)