Table 2.

Measures of position and dispersion of age by the Keros classification (ANOVA).

Side	Keros	N	Mean values	SD	p value
Right	I	24	47.75	11.80	0.4620
	II	114	45.37	12.11
	III	36	43.61	14.61
Left	I	22	44.86	14.39	0.5709
	II	109	46.07	12.91
	III	43	43.70	10.85

N: number; SD: standard deviation; p value significant at 5%.