Variable

Group A (No. = 15)

Group B (No. =1 2)

P Value

Operative Time (minutes)

・ Range

・ Median

100 - 143

118.7

185 - 255

210.2

<0.01

Blood Loss (ml)

・ Range

・ Median

120 - 180

152.2

66 - 95

78.3

<0.01

Intraoperative complications (%)

0

1 (8.3%)

0.31