Osteoporotic Hip Fractures: The Burden of Fixation Failure

Table 1

Incidence of fixation failure and reoperation in undisplaced fractures of the femoral neck (Garden I and II). All patients >60 years.

Study	Year	Fixation method	Mean age	Followup (months)	𝑛	Fixation failure 𝑛 (%)	Revision surgery 𝑛 (%)
Lee et al. [33]	2008	MIDHS, SHS, and CS	72.3	12	90	7 (7.8)	7 (7.8)
Bjørgul and Reikerås [12]	2007	CS	Nr	39	225	37 (16.4)	42 (18.7)
Yih-Shiunn et al. [34]	2007	SHS, CS	71.6	12	84	8 (9.5)	8 (9.5)
Chiu and Lo [35]	1996	Knowles pinning	73	74	250	42 (16.8)	42 (16.8)
Hui et al. [36]	1994	SHS	80	6	57	11 (19.2)	10 (17.5)
Total/average					706	105 (14.8)	109 (15.4)

Nr: not recorded; CS: cannulated screws; MIDHS: minimally invasive dynamic hip screw; SHS: sliding hip screw.