Author

Primary/recurrence

Tumor locations

Tumor grade or stage

Balke et al. [19]

5/20^*

Femur (n = 4) Radius (n = 1), Sacrum (n = 9), Pelvis (n = 3), Vertebrae (n = 1), Fibula (n = 2), Tibia (n = 2), Humerus (n = 1), Multifocal (n = 2)

Enneking: all stage IB or IIIB

Chawla et al. [18]

113/169 Primary unresectable = 63 of 113 Recurrent unresectable = 131 of 169

Leg (n = 75), Lung (n = 49), Sacrum (n = 48), Pelvic bone (n = 46), Arm(n = 33), Vertebrae (n = 27), Skull (n = 8), Pelvic soft tissue only(n = 2), Other (n = 4)

Not reported

Totals

118/189

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