Table 1. Participants demographic data at baseline according to genders.

Variable	Intervention (n = 210)
	BOYS N = 96	GIRLS N = 114	p/χ2 between genders
Gender (%)	45%	55%
Age (mean years± SD)	0.86±13.5	13.12±0.97	NS
Country of birth (number, %)			NS
Israel	89 (96.7%)	106 (90.0%)
Other	3 (3.3%)	12 (10.2%)
Family type (%)			NS
Parents married	92%	83.5%
Other (divorced or one parent)	8%	16.5%
Number of siblings (%)			NS
≤ 4	81%	97%
>5	19%	3%
Father's education level (%)			NS
Academic degree	31%	36%
Vocational education	28%	22%
High school	41%	42%
Mother's education level (%)			NS
Academic degree	51%	54.2%
Vocational education	17.5%	20.8%
High school	31.5%	25.0%
Economic status (%)			NS
High	35.7%	39.%
Medium	64.3%	56.4%
Low	0%	4.3%

(Mean ± SD, N and % of population).