Groups information

Group name

Group 2

Groups definition

The second surgeon (OA) completed 16 consecutive operations in February 2015 - December 2015, with an experienced (at least 150 cases) bedside assistant (Group-2).

Groups remarks

an experienced (at least 150 cases) bedside assistant 

Clinical T stage

T1c

9 (56.25)

T2a

3 (18.75)

T2b

2 (12.50)

T2c

2 (12.50)

p-value

0.16

N stage, M stage