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Table 1 General data parameters of patients

From: What are the significant factors affecting pain in patients with Hartofilakidis type Ι developmental dysplasia of the hip?

Demographic parameters Value
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)
  1. BMI = body mass index; d = distance between medial femoral head and ilioischial line
  2. LCEA = lateral central edge angle; EI = femoral head extrusion index; AAA = acetabular anteversion angle