Reoperation rate and implants’ position variation features of displaced femoral neck fractures with sliding compression or length-stable fixation in young and middle-aged population

Table 1 The general demographic information and reoperation rate of the two groups

	Sliding compression fixation (n = 110)	Length-stable fixation (n = 105)	P value
Age (yr)	53.75 ± 11.94^a	51.23 ± 11.81	0.121
Gender
Male	45(40.9)^∗	71(67.6)	0.000
Female	65(59.1)	34(32.4)
Pauwels > 50	70(63.6)	72(68.6)	0.445
Reoperation	8(7.3)	25(23.8)	0.001
Non-union	2(1.8)	12(11.4)	0.004
Joint penetration	4(3.6)	10(9.5)	0.080
Soft tissue irritation	2(1.8)	3(2.9)	0.613
Femoral neck shortening (mm)	6.58 ± 3.18	4.16 ± 3.65	0.022

^*Data are presented as the number of patients, with the percentage in parentheses, unless otherwise noted. ^aStandard deviation

ISSN: 1471-2474