Systematic review of dynamization vs exchange nailing for delayed/non-union femoral fractures

Table 1 Overall outcomes of surgeries studied

Surgical procedure	Surgical subtype	No. of articles reporting on secondary procedure (patient number)	Average union %	Average reported time to union
Dynamization	All	7 (131)	66.412b	4.769 ± 1.986 mo (26 pts)a
Exchange nailing	All	26 (644)	84.785b	5.193 ± 2.310 mo (372 pts)a
Exchange nailing	Static locking	15 (235 pts)	84.259	5.149 ± 2.366 mo (103 pts)
Exchange nailing	Dynamic locking	13 (211 pts)	82.381	5.208 ± 2.475 mo (84 pts)

^bP < 0.0001, significant;

^aP = 0.3622, not significant.