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Table 1 Analysis of clinic factors predicting 3-year event free survival (EFS) of 65 patients

From: Local control of giant cell tumors of the long bone after aggressive curettage with and without bone cement

Variable No.of cases (65) EFS patients (49) % EFS (75.4) P-value
Sex     0.944
male 33 25 75.8  
female 32 24 75.0  
Age(Yrs.)     0.616
≤30 33 24 72.7  
>30 32 25 78.1  
Site     0.75
Proximal femur 4 4 100.0  
Distal femur 28 20 71.4  
Proximal tibia 27 20 74.1  
Distal radius 5 4 80.0  
Distal tibia 1 1 100.0  
Tumor volume(ml)     0.433
≤50 31 22 71.0  
>50 34 27 79.4  
Grade     0.089
I 14 13 92.9  
II 51 36 70.6  
Local treatment     0.038
Bone graft 34 22 64.7  
Cement 31 27 87.1