Table 1.

Distribution of endplate morphology in 174 adult lumbar spines L3–S1 (1,044 endplates)

Level/morphology	Ex-centric (%)	Flat (%)	Oblong (%)
L3 IEP	65 (37.4)	10 (5.7)	99 (56.9)
L4 SEP	82 (47.1)	17 (9.8)	75 (43.1)
L4 IEP	109 (62.6)	13 (7.5)	52 (29.9)
L5 SEP	107 (61.5)	43 (24.7)	24 (13.8)
L5 IEP	164 (94.3)	3 (1.7)	7 (4.0)
S1 SEP	26 (14.9)	147 (84.5)	1 (0.6)
Total (overall average)	553 (53)	233 (22.3)	258 (24.7)

Average percentage of total in brackets

IEP inferior endplate, SEP superior endplate