The Role of Vertebral Morphometry in the Pathogenesis of Degenerative Lumbar Spinal Stenosis

Table 2

Vertebral bony canal diameters (AP, ML, and CSA) of the study groups (control vs. stenosis) by lumbar level.

Variables	Males			Females
	Control ()	Stenosis ()	value	Control ()	Stenosis ()	value
AP L1			<0.001			<0.001
AP L2			<0.001			<0.001
AP L3			<0.001			<0.001
AP L4			< 0.00			<0.001
AP L5			<0.001			<0.001
ML L1			0.725			0.479
ML L2			0.478			0.086
ML L3			0.526			0.064
ML L4			0.141			0.663
ML L5			0.566			0.483
CSA L1			<0.001			<0.001
CSA L2			<0.001			<0.001
CSA L3			<0.001			<0.001
CSA L4			<0.001			<0.001
CSA L5			<0.001		297 ± 57	<0.001

AP: anterior-posterior; ML: mediolateral; CSA: cross-section area; SD: standard deviation.