Table 2.

Operative time, intraoperative blood loss and postoperative drainage in two groups

Group	n	Operative time (min)	Intraoperative blood loss (ml)	Postoperative drainage (ml)
A	28	78.64±7.51a	96.97±36.87b	94.69±34.89b
B	25	86.89±6.90	261.00±65.55	184.85±61.18

^a P<0.05 group A vs group B;

^b P<0.05 group A vs group B.