Influence of Individual Surgeon Volume on Oncological Outcome of Colorectal Cancer Surgery

Table 2

Intraoperative characteristics.

Characteristics	Low-volume surgeon (); Number of cases (%)	High-volume surgeon (); Number of cases (%)	value
Operative time
Median in minutes (95% CI)	148 (84–212)	146 (91–201)	0.66
Blood loss
Median in mL (95% CI)	547 (136–958)	308 (104–412)	<0.001
Conversion (laparoscopy only)
No	195 (73)	205 (82)	0.01
Yes	71 (27)	44 (18)

95% confidence interval.