Table 2. Definitions of the linear and angular measurements. ^* .

	Landmark	Abbreviation	Bilateral	Description
Mandible	Mandibular body	Go-Gn	Yes	Distance between Go and Gn
	Ramal height	Co-Go	Yes	Distance between Co and Go
	Total body length	Co-Gn	Yes	Distance between Co and Gn
	Mandibular angle	Co-Go-Gn	Yes	Angle between Co, Go and Gn
Condyle	Vertical position of condyle	CP-FH	Yes	Distance of point CP from FH
	Sagittal position of condyle	CP-Y	Yes	Distance of point CP from Y
Mandibular fossa	Vertical position of mandibular fossa	FP-FH	Yes	Distance of point FP from FH
	Sagittal position of mandibular fossa	FP-Y	Yes	Distance of point FP from Y
Condyle-fossa relationship	Anterior joint space	AJS	Yes	Distance between CA and FA
	Superior joint space	SJS	Yes	Distance between CS and FS
	Posterior joint space	PJS	Yes	Distance between CP and FP

^*Modified from: Mavreas and Athanasiou, ²⁴ Alhammadi et al., ²² and Celikoglu et al. ²⁵