From: Characteristics of intramedullary nail breakage in pertrochanteric femur fractures: a summary of 70 cases
Revised implants
Implant failure
Failure rate (%)
Odds ratio (95%CI)
p value
No
Yes
n (%)
EM device
7 (18)
3 (43)
30
3.429 (0.623–18.877)
0.330
IM nail
32 (82)
4 (57)
11
Total
39 (100)
7 (100)
15