Biology of Sex Differences

Table 6 Results from discriminant function analyses

From: Using the 3D Facial Norms Database to investigate craniofacial sexual dimorphism in healthy children, adolescents, and adults

				% Correctly classified
Age group	T ²	p	Classification method	Male	Female	Overall
Early childhood	169.09	<0.0001	Initial assignment	84.7	85.4	85.0
Early childhood	169.09	<0.0001	Cross-validation^a	62.4	72.0	67.2
Late childhood	146.59	<0.0001	Initial assignment	76.4	79.1	77.8
Late childhood	146.59	<0.0001	Cross-validation	69.1	67.3	68.2
Puberty	135.83	0.001	Initial assignment	86.3	89.1	87.7
Puberty	135.83	0.001	Cross-validation	64.7	70.9	67.8
Adolescence	226.30	<0.0001	Initial assignment	95.1	93.5	94.3
Adolescence	226.30	<0.0001	Cross-validation	65.9	83.9	74.9
Young adult	470.09	<0.0001	Initial assignment	93.5	91.2	92.4
Young adult	470.09	<0.0001	Cross-validation	83.9	87.6	85.7
Adult	1250.47	<0.0001	Initial assignment	94.6	93.3	93.9
Adult	1250.47	<0.0001	Cross-validation	91.7	91.2	91.5

^aJackknife resampling used to cross-validate classification

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ISSN: 2042-6410

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