Table 1.

Baseline characteristics of treated patients.

Age at time of surgery (range)	Primary tumor	Affected level	Karnofsky	SINS	Pain score	ASIA
76–80	Renal cell	L2	60	9	4.0	E
41–45	Breast	L3	60	13	5.4	E
61–65	Lung	T9	90	9	3.4	E
56–60	Breast	T10	70	9	2.8	E
66–70	Prostate	L4	80	11	5.3	D
51–55	Breast	L3	80	9	4.6	E
56–60	Prostate	T1	60	12	4.7	E
61–65	Renal cell	T6	90	10	1.6	E
61–65	Melanoma	L4	90	7	5.7	E
41–45	Breast	T11	60	11	9.1	E
71–75	Lung	T9	70	10	1.2	E
41–45	Lung	T10	80	8	4.7	E
81–85	Renal cell	L3	70	10	5.3	E