“…The average operating time is around 105 minutes (range 67–178) in these published reports [5, 9, 18,23,24,25, 28,30,31,32,33,34,35,36,37], which is considerably shorter than the routine elective anterior resections or abdominoperineal resections. Also, many authors have seen their operative time decrease with experience, probably secondary to the learning curve [27].…”