Table 1.

Demographics and Clinical Characteristics of the Patients at T₀

Variable	Control n = 16 Mean or %	SD	Experimental n = 16 Mean or %	SD	Total	SD	P Value
					n = 32 Mean or %
Age (y)	20.1	1.9	19.6	1.4	19.8	1.7	.56
Sex
Male	25		19		22
Female	75		81		78
Irregularity index (mm)	14.0	2.1	13.9	2.2	13.9	2.1	.56

^*Significant at P < .05.

SD indicates standard deviation.