Table 1 General data parameters of patients

Number of patients (hip)

83 (83)

pain onset age [\(\overline{X} \pm S\), years]

28.3 ± 8.4

Gender [case (%)]

 Male

15 (18.1%)

 Female

68 (81.9%)

Side [case (%)]

 Left

33 (39.8%)

 Right

50 (60.2%)

BMI (\(\overline{X} \pm S\), kg/m²)

23.1 ± 4.0

LCEA (\(\overline{X} \pm S\), °)

9.2 ± 9.0

Sharp angle (\(\overline{X} \pm S\), °)

47.9 ± 4.6

EI (\(\overline{X} \pm S\))

35.7% ± 11.7%

Tonnis grade

 0 grade

11 (33.7%)

 1 grade

54 (65.1%)

 2 grade

1 (1.2%)

 3 grade

-

Tonnis angle (\(\overline{X} \pm S\), °)

20.3 ± 7.6

p/a ratio [M(IQR)]

2.2 (0.8)

AAA [M(IQR), °]

20.7 (7.8)

Shenton line [case (%)]

 Continuous

55 (66.3%)

 Discontinuous

28 (33.7%)

Joint congruency [case (%)]

 Excellent

24 (28.9%)

 Good

44 (53.0%)

 General

14 (16.9%)

 Bad

1 (1.2%)

sphericity index of femoral head [\(\overline{X} \pm S\)]

81.5% ± 7.0%

d [M(IQR), mm]

10.6 (4.5)