Table 1.

Differences between tendon and ligament structure [30]

Content/feature	Ligament	Tendon
Resident cell	Ligamentocyte	Tenoblast and tenocyte
Ground substance	20–30%	Lower
Collagen	70–80%	Slightly higher
Collagen type I	90%	95–99%
Collagen type III	10%	1–5%
Elastin	Up to 2 × of collagen	Scarce
Water	60–80%	60–80%
Organization	More random	Organized
Orientation	Weaving pattern	Long axis orientation