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Table 2 Number of laparoscopic and robotic procedures performed before the current operation, summarised across patients

From: Exploring and adjusting for potential learning effects in ROLARR: a randomised controlled trial comparing robotic-assisted vs. standard laparoscopic surgery for rectal cancer resection

 

Number of. previous laparoscopic procedures performed by operating surgeon

Number of previous robotic procedures performed by operating surgeon

(n = 464)

(n = 464)

Mean (SD)

152.5 (178.38)

67.9 (48.75)

Median (range)

91.4 (10.0, 853.0)

49.5 (10.3, 183.0)

Interquartile range

(44.9, 180.1)

(30.4, 101.3)