Table 1.

Hierarchical model of predictor variables in the study.

		Independent variables			Dependent variables
Level 1:	Level 2:	Level 3:	Level 4:	Level 5:
Personal traits	Behavior characteristics	Interpersonal network	Work and life	Social policies enabling resources
Age	Health behaviors	Marital status	Income	Family doctors	To be screened or not
Gestational experiences	HRQoL	Number of children	Employment	Health records
Chronic disease status		Household size	Education	Health insurance
BMI			Distance from the nearest hospital

BMI, body mass index; HRQoL, health-related quality of life.