指标

观察组

对照组

X2

P

切口感染

2(2.7%)

3(5.3%)

0.607

0.436

鞘膜积液

2(2.7%)

1(1.8%)

0.119

0.730

恶心、呕吐

3(4.1%)

8(14.3%)

4.308

0.038