Development of the Korean Spine Database and Automatic Surface Mesh Intersection Algorithm for Constructing e-Spine Simulator

Table 2

The number of cadavers or patients according to degenerative diseases.

Type	Vertebra	Disease	Number
Cadavers	Normal spine		22
	Lumbar	Osteophyte formation	50
Patients	Normal spine		23
	Cervical	Disc degeneration	4
		Disc height reduction	6
		Disc herniation	6
		Endplate sclerosis	6
		OPLL	23
		Ossification	16
		Osteophyte	10
	Thoracic	Compression fracture	16
	Lumbar	Compression fracture	32
		Disc degeneration	20
		Disc height reduction	15
		Disc herniation	17
		Endplate sclerosis	11
		Facet joint degenerative	12
		LDK	20
		Osteophyte	25
		Osteoporosis	20
		Spondylolisthesis	16