Table 3.

Study participants’ baseline characteristics.

Variable	Group		p-Value
	Placebo	Treatment
All participants	18	16
Sex
Male (n, %)	13 (72.2%)	9 (56.3%)	0.3307 1
Female (n, %)	5 (27.8%)	7 (43.8%)
Age
Mean (SD)	9.00 (1.37)	7.94 (1.48)	0.0531 2
6	1 (5.6%)	3 (18.8%)
7	1 (5.6%)	5 (31.3%)
8	5 (27.8%)	1 (6.3%)
9	3 (16.7%)	4 (25.0%)
10	6 (33.3%)	3 (18.8%)
11	2 (11.1%)	0 (0.0%)

SD: standard deviation. ¹ p-values were derived from chi-square test. ² p-values were derived from Fisher’s exact test.