3D shape analyses of extant primate and fossil hominin vertebrae support the ancestral shape hypothesis for intervertebral disc herniation

Table 1 Composition of the extant sample. The number of specimens per vertebra type varies within each taxon because some individuals did not preserve all vertebra types

Taxon	Penultimate thoracic	Final thoracic	First lumbar
Pathological Homo sapiens	43	52	37
Healthy Homo sapiens	59	66	79
Pan troglodytes	33	35	33

ISSN: 2730-7182