Table 4.

Differences in the two subgroups of BD group by the average hours of ballet practice.

BALLET PRACTICE (total hours)	Variable	N	Average	SD	Min	Max
≤ 2992	BD R_SAGIT	33	8.54	1.63	5.73	12.08
	BD R_45	33	9.72	1.83	6.42	14.86
	BD L_SAG	33	8.72	1.72	5.36	11.72
	BD L_45	33	9.91	1.79	5.91	13.70
> 2992	BD R_SAGIT	33	8.46	1.56	5.39	10.95
	BD R_45	33	9.34	1.73	6.11	12.17
	BD L_SAG	33	8.32	1.62	5.55	11.75
	BD L_45	33	9.29	1.76	6.13	12.80