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Table 2 Demographic Characteristics

From: Mid-term outcomes of arthroscopic-assisted Core decompression of Precollapse osteonecrosis of femoral head—minimum of 5 year follow-up

Mean Age, years ± SD (range) 36.4 ± 9.2 (16.9–47.6)
Gender, n (%)
 Male 7 (87.5%)
 Female 1 (12.5%)
BMI, BMI ± SD (range) 26.7 ± 3 (21—31)
Patients Treated Bilaterally, n (%) 3 (27.3%)
Laterality, n (%)
 Left 7 (63.6%)
 Right 4 (36.4%)
Mechanical Symptoms, n (%) 4 (36.4%)
Center-Edge Angle (CEA) 30.5° ± 3.4° (26°—36°)
Mean Follow-up, months ± SD (range) 84.7 ± 21.2 (64—118)
Pre-operative Symptom Duration, months ± SD (range) 14.5 ± 9.04 (4—36)
  1. BMI Body Mass Index in kg/m2. Mechanical symptoms include locking, catching, and buckling. Pre-operative symptom duration is the time interval from when the patient began experiencing hip pain to when they are underwent hip arthroscopy