Table 1.

Elliptical Fourier analysis of the lateral outline of the mandible in WT, Eda^Ta/Y, and Eda^Ta/+ mice. Summary statistics of the elliptical descriptors of the first 10 harmonics.

Fourier harmonics	Elliptical descriptors	Mouse strains
		WT males		WT females		Hemizygous EdaTa/Y males		Heterozygous EdaTa/+females
		Mean	SD	Mean	SD	Mean	SD	Mean	SD
1	Major axis length	8.44	0.15	8.50	0.09	8.71	0.19	8.58	0.16
	Minor axis length	3.98	0.08	3.98	0.06	3.91	0.11	3.94	0.08
	Elliptic orientation	167.8	1.62	168.5	0.95	167.5	0.96	167.6	1.05
2	Major axis length	1.44	0.13	1.50	0.09	1.62	0.08	1.50	0.10
	Minor axis length	0.62	0.06	0.67	0.06	0.64	0.11	0.62	0.06
	Elliptic orientation	213.3	4.01	208,3	3.10	210.8	4.72	210.3	4.09
3	Major axis length	0.56	0.04	0.48	0.04	0.58	0.10	0.57	0.08
	Minor axis length	0.33	0.07	0.33	0.04	0.28	0.05	0.28	0.07
	Elliptic orientation	178.5	42.13	178.0	29.86	190.3	11.80	175.7	16.12
4	Major axis length	0.81	0.04	0.82	0.03	0.90	0.05	0.84	0.04
	Minor axis length	0.31	0.07	0.29	0.04	0.37	0.06	0.37	0.07
	Elliptic orientation	251.6	10.03	247.7	8.11	252.7	6.31	249.1	8.25
5	Major axis length	0.61	0.06	0.65	0.04	0.67	0.05	0.66	0.05
	Minor axis length	0.04	0.03	0.05	0.04	0.08	0.05	0.08	0.05
	Elliptic orientation	182.8	3.44	178.8	3.66	179.8	4.08	179.6	3.30
6	Major axis length	0.43	0.03	0.45	0.04	0.49	0.03	0.43	0.04
	Minor axis length	0.05	0.03	0.04	0.02	0.02	0.01	0.04	0.03
	Elliptic orientation	149.2	8.85	149.4	4.32	146.2	5.72	146.9	4.70
7	Major axis length	0.39	0.02	0.37	0.02	0.40	0.03	0.40	0.04
	Minor axis length	0.22	0.05	0.25	0.03	0.20	0.05	0.18	0.07
	Elliptic orientation	254.5	8.18	257.2	10.48	255.0	14.08	249.0	5.35
8	Major axis length	0.17	0.05	0.19	0.05	0.18	0.05	0.19	0.04
	Minor axis length	0.02	0.01	0.02	0.01	0.02	0.01	0.02	0.02
	Elliptic orientation	250.6	24.65	262.8	9.38	271.7	11.88	275.4	12.98
9	Major axis length	0.16	0.03	0.19	0.03	0.20	0.02	0.19	0.03
	Minor axis length	0.07	0.04	0.09	0.04	0.09	0.02	0.09	0.03
	Elliptic orientation	185.4	12.46	200.9	11.74	186.7	8.90	196.5	18.30
10	Major axis length	0.14	0.02	0.16	0.02	0.15	0.02	0.15	0.02
	Minor axis length	0.03	0.02	0,05	0.01	0.05	0.02	0.04	0.02
	Elliptic orientation	291.4	13.36	288,0	8.51	284.4	10.31	275.7	13.78

Elliptic orientation is given in degree and corresponds to the angle between the major axis of the ellipse and the horizontal axis of reference. SD, standard deviation.