Table 1.

Characteristics of Eligible Patients (n=13)

Characteristic	Number (%)
Age (years)
Median	16
Range	5–21
Sex
Male	4 (30.8)
Female	9 (69.2)
Race
White	11 (84.6)
Black or African American	1 (7.7)
Unknown	1 (7.7)
Ethnicity
Non-Hispanic	13 (100)
Diagnosis
Osteosarcoma	3 (23.0)
Astrocytoma	2 (15.4)
Renal cell carcinoma	2 (15.4)
Rhabdomyosarcoma	2 (15.4)
Ewing sarcoma	1 (7.7)
Ganglioglioma	1 (7.7)
Medulloblastoma	1 (7.7)
Neuroblastoma	1 (7.7)
Prior Therapy
Chemotherapy Regimens
Median	1
Range	1–3
Number of Patients with Prior Radiation Therapy	5