Table 3.

Descriptive statistics and sex differences in dorsally measured digit ratios for Study III sample (31 boys, 33 girls).

	Left hand					Right hand					Average hand
	Boys		Girls			Boys		Girls			Boys		Girls
	M	SD	M	SD	d	M	SD	M	SD	d	M	SD	M	SD	d
2D:3D	0.900	0.020	0.893	0.022	0.33	0.906	0.021	0.899	0.021	0.33	0.903	0.017	0.896	0.019	0.39
2D:4D	0.943	0.029	0.941	0.026	0.07	0.953	0.022	0.949	0.027	0.16	0.948	0.023	0.945	0.022	0.13
2D:5D	1.167	0.060	1.195	0.046	−0.53b	1.182	0.038	1.194	0.058	−0.25	1.175	0.040	1.195	0.046	−0.46c
3D:4D	1.048	0.020	1.054	0.021	−0.29	1.052	0.024	1.055	0.023	−0.13	1.050	0.018	1.055	0.016	−0.29
3D:5D	1.297	0.066	1.339	0.054	−0.70a	1.305	0.041	1.328	0.063	−0.44c	1.301	0.044	1.334	0.053	−0.68a
4D:5D	1.238	0.064	1.271	0.050	−0.58b	1.240	0.032	1.259	0.051	−0.46c	1.239	0.037	1.265	0.045	−0.63b

Values of |d| > 0.40 are shown in bold.

^ap < 0.01.

^bp < 0.05.

^cp < 0.10.