Ear morphology and morphometry as potential forensic tools for identification of the Hausa, Igbo and Yoruba populations of Nigeria

Bulletin of the National Research Centre

Table 9 Stepwise discriminant analysis of ear measurements in all subjects

Function	Variables	Standardized coefficient	Unstandardized coefficient	Wilks' lambda	Structure matrix	Groups centroids
11	REL	− 0.068	− 0.014	0.917	− 0.040	Hausa = − 1.163
	RLH	0.302	0.093	0.865	0.330	Igbo = –0.573
	RLW	0.398	0.147	0.760	0.441	Yoruba = 1.581
	RCL	0.854	0.574	0.496	0.845
	Constant = − 20.098
12	LEL	− 0.104	− 0.022	0.936	− 0.098	Hausa = − 1.279
	LLH	0.365	0.113	0.836	0.335	Igbo = − 0.638
	LLW	0.375	0.139	0.784	0.381	Hausa = 1.748
	LCL	0.871	0.607	0.457	0.831
	Constant = − 20.824

R, right; L, left; EL, ear length; EW, ear width; LH, lobule height; LW, lobule width, CL, concha length