Table 2.

Patient demographic characteristics.

Patient demographics/risk factors	N (%)
Total patient numbers	1000 (100)
Age (y), mean (range)	65 (22-89)
Body mass index, mean (range)	34 (20-52)
Gender
Male	484 (48)
Female	516 (52)
Preoperative diagnosis/surgical indication
Osteoarthritis	847 (85)
Post-traumatic arthritis	49 (5)
Rheumatoid arthritis	54 (5)
Osteonecrosis	43 (4)
Systemic lupus erythematosus	7 (1)
Preoperative Harris Hip Score, mean (range)	56 (34-78)