Table 1.

Participants Characteristics

Part A adolescents		Part B. parents
	Total N=8483		Total N=8483
Sex(male/female)	Male (45.77%)	Sex (male/female)	Male (24.34%)
Age(year)*	15.31±0.018	Age (year)	40.78±0.60
The only child of family	Yes (57.80%)	Education level	Primary (7.40%)
			Junior high school (46.05%)
			Senior high school (20.13%)
			College (24.47%)
			Above graduates (1.94%)
Grades	Junior high school (67.45%)	Marriage	Married (93.51%)
	Senior high school (33.55%)		Single (0.23%)
			Divorced (5.01%)
			Widowed (1.24%)
Had emotion problems or insomnia before	None (90.46%)	Annual income (yuan)	<20000(24.01%)
	Yes (9.54%)		20000-50000(37.04%)
			50000-100000(25.78%)
			100000-200000(9.87%)
			>200000(3.37%)
Depression symptoms	Yes (21.52%)	Work	Return to work (33.26%)
	No (78.48%)		Vocation (56.63%)
			Work home (10.11%)
Anxiety symptoms	Yes (13.45%)	Had emotion problems or insomnia before	None (92.30%)
	No (86.55%)		Yes (7.69%)
		Depression symptoms	Yes (12.64%)
			No(87.36%)
		Anxiety symptoms	Yes(12.73%)
			No (87.27%)