More complications with uncemented than cemented femoral stems in total hip replacement for displaced femoral neck fractures in the elderly

Figures & data

Figure 1. CONSORT 2010 fl ow diagram.

Table 1. Baseline data for all patients included in the study (n = 69)

	Cemented	Uncemented
	(n = 35)	(n = 34)
Sex, n
Female	22	25
Male	12	10
Age, mean (SD)	72 (4)	73 (5)
ASA score, n
1–2	26	17
3–4	9	17
BMI	23 (17–38 )	24 (20–34 )
Type of femur preoperatively, n
Dorr Typ A	12	5
Dorr Typ B	19	27
Dorr Typ C	4	2

Table 2. Operative data. Values are mean (SD)

Outcome measure	Cemented	Uncemented	Mean difference
Surgery time, min	111 (24)	98 (20)	13 (2–24)
n	35	34
Perioperative bleeding, mL	453 (241)	485 (287)	32 (−169 to 104)
n	29	32
Change in systolic BP during stem insertion, mmHg	−4 (8)	−3 (5)	−1 (−5 to 3)
n	25	24
Change in pulse oximetry, %	0 (2)	0 (2)	0 (−1 to 1)
n	25	24

Table 3. Complications

Complications	Cemented (n = 35)	Uncemented (n = 34)
Dislocation	1	3
Periprosthetic fracture intraoperatively	0	3
Late periprosthetic fracture	0	1
Superficial infection	0	1
Unstable stem	0	1
Total number of hip complications	1	9
No. of patients with any hip complication	1	7