Table 1 Demographics of the patients

Number of patients (hips)

63 (72)

Gender (male/female)

43/20

Age (years)

39 (22–49)

Mean follow-up duration

18.6 (15.9–22.1)

Body mass index (kg/m²)

23.4 (16.6–38.3)

 Osteonecrosis

37

 Osteoarthritis

13

 Septic hip sequelae

7

 Rheumatoid arthritis

5

 Femoral neck fracture

3

 Tuberculous coxitis

3

 Pyogenic coxitis

2

 Femoral head fracture dislocation

1

 Ankylosed hip

1

Preoperative HHS

58.9 (35-69)

Preoperative WOMAC score

72.2 (63-94)