Table 1.

Characteristics of the participants (N = 285).

Characteristic	n	%	Characteristic	n	%
Relationship to child			Immigration status
Mother	239	83.9	Migrant	103	36.1
Father	46	16.1	Resident	182	63.9
Parent Age (years)			Household income per month (RMB)
< 30	197	69.1	< 5000	68	23.9
≥ 30	88	30.9	5000–10000	135	47.4
Education level			≥ 10000	82	28.8
≤ Junior school	39	13.7	Number of children in household
Senior school	96	33.7	1	189	66.3
College	150	52.6	2	79	27.7
			≥ 3	17	6.0