From: Study on the relationship between the timing of conversion from external fixation to internal fixation and infection in the treatment of open fractures of extremities
Group
Infection
P value
Yes
No
Overall
Ratio (%)
X2/Fisher
I
0
10
11.370
0.023
II
2
33
35
5.7%
IIIA
3
36
8.3%
IIIB
5
23
28
17.9%
IIIC
8
13
38.5%
15
107
122
12.3%