Table 1.

Distribution of age, sex, and duration of symptoms in 12 patients undergoing minimally invasive resection of thoracic and lumbar intradural spinal tumors

Case number	Age	Sex	Duration of symptoms (months)
1	31	Male	5
2	36	Female	18
3	48	Female	2
4	58	Male	60
5	42	Female	24
6	55	Female	72
7	46	Female	36
8	48	Male	60
9	70	Female	48
10	45	Female	24
11	65	Male	72
12	27	Male	2 days