Preservation of superior rectal artery in laparoscopically assisted subtotal colectomy with ileorectal anastomosis for slow transit constipation

Table 2 Surgical and postoperative variables

Variables	mean ± SD
Operation time (min)	151.0 ± 29.9
Estimated blood loss (mL)	119.1 ± 40.7
Time to first flatus (d)	3.0 ± 0.8
Time to first stool passing (d)	2.5 ± 0.5
Time to oral intake (d)	2.4 ± 0.5
Dose of demerol used (mg)	87.5 ± 40.15
Duration of hospital stay (d)	10.6 ± 2.9
Postoperative bowel frequency (per day)	2.2 ± 1.0

Values are given as mean ± SD or n (%).