Direct anterior approach hip arthroplasty: How to reduce complications - A 10-years single center experience and literature review

Table 1 Demographic data of patients

Parameters	Values
No. of patients	381
No. of hips	399
Gender (male/female), n (%)	136 (34.1)/263 (65.9)
mean age (yr)	61 (28-78)
mean follow-up (mo)	64,8 (12 –120)
Diagnosis (No. hips)
Osteoarthritis	328 (14 bilateral)
Avascular necrosis	38 (3 bilateral)
Rheumatoid arthritis	11 (1 bilateral)
Traumatic osteoarthritis	18
Other causes	4
Surgical technique, n (%)
Standard operating room table	445 (86.4)
AMIS mobile leg positioner	54 (19.4)

Table 2 Major and minor complications

Complications	Anatomical stem (n = 238)	Straight stem (n = 161)
Major complication (with stem revision)	6	4
Acute mobilization	1	1
Trochanter fracture	-	2
Diaphyseal fracture	1	-
Aseptic loosening	1	-
Subidence	1	-
Periprosthetic fractures	2	1
Minor complication	18	9
Calcar fractures (Intraoperative cerclage)	5	1
Ossification	-	1
Subsidence
Conservative treatment ≤ 3 mm	9	5
Conservative treatment > 3 mm	3	1
Dislocation	-	1
Early infection	1	-
LCFN dysesthesia	4	2

LCFN: Lateral cutaneous femoral nerve.