A Comparison of the Incidences of Venous Thromboembolism after Total Hip Arthroplasty between the Direct Anterior Approach and the Direct Lateral Approach, Especially in the Early Period after Introduction of the Direct Anterior Approach

Table 1

Patients’ characteristics and VTE incidence in the DAA and DLA groups.

	DAA (n = 36)	DLA (n = 80)	value
Female, n (%)	34 (94.4)	59 (73.8)	0.009
Age (years)	65.1 ± 10.8	62.4 ± 11.2	0.265
Preoperative diagnosis
OA	29	74
RDC	5	1
ION	2	4
RA	0	1
Surgical time (minutes)	140.1 ± 18.1	169.2 ± 47.6	0.001
The incidence of VTE, n (%)	7 (19.4)	4 (5.0)	0.014

VTE: venous thromboembolism, DAA: direct anterior approach, DLA: direct lateral approach, OA: osteoarthritis, RDC: rapid destructive coxarthropathy, ION: idiopathic osteonecrosis of femoral head, RA: rheumatoid arthritis. Data represent mean ± SD or number of patients.