Table 1.

Patient Characteristics

	Control Group I (simple)	Control Group II (metastases)	Study Group (complex)
Number of Patients	36	43	44
Number of Lesions	36	43	46
Male	16	23	18
Female	20	20	26
Age
Min	17	21	29
Max	81	85	88
Mean	53	57	55
Median	55	58	53