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Table 4: Configuration of spinal cord: MRI and operative findings^{^a}
Spinal Cord LDM (n = 12) CDS (n = 10) P Value
Level of the conus medullaris Normal 3 (25%) 4 (40%) .652
Low-lying 9 (75%) 6 (60%)
Shape of the spinal cord Dorsal tenting 10 (83%) 1 (10%) .001
↵a Data are number of patients, with percentages in parentheses.

Spinal Cord		LDM (n = 12)	CDS (n = 10)	P Value
Level of the conus medullaris	Normal	3 (25%)	4 (40%)	.652
Level of the conus medullaris	Low-lying	9 (75%)	6 (60%)	.652
Shape of the spinal cord	Dorsal tenting	10 (83%)	1 (10%)	.001