Table 3 Hazard of recurrence in association with multiple factors

Gender

 Male

0.921

0.469–1.807

0.810

 Female

1.000

Age

 ≤30

1.595

0.800–3.178

0.185

 >30

1.000

Location

 Distal femur

2.242

0.630–7.791

0.212

 Proximal tibia

0.659

0.129–3.361

0.616

 Distal radius

2.049

0.284–14.766

0.477

 Proximal femur

2.090

0.332–13.157

0.432

 Proximal humerus

2.186

0.356–13.420

0.398

 Distal tibia

2.736

0.593–12.867

0.195

 Proximal fibula

3.325

0.501–22.073

0.213

 Sacrum

0.411

0.058–2.903

0.373

 Others

1.000

2.2

Campanacci grade

 I

2.199

0.234–20.672

0.491

 II

3.000

0.405–22.196

0.282

 III

1.000

Soft tissue extension

 With extension

7.921

1.107–56.671

0.039

 Without extension

1.000

Pathological fracture

 With fracture

1.336

0.507–3.517

0.558

 Without fracture

1.000

Treatments

 Wide resection

0.044

0.011–0.175

0.000

 Extension curettage

  Abrasion + bone grafting

0.144

0.044–0.471

0.001

  Abrasion + PMMA

0.113

0.034–0.375

0.000

 Curettage

  Alcohol

0.410

0.100–1.682

0.216

  Iodine tincture or H₂O₂

1.000