Risk factors	Status	Age	Remarriage *	Ethnic group ^	Residence
1	Refugee	>=30	1	Karen	>=6mths
1	Migrant	<30	1	Karen	>=6mths
3	Migrant	<30	1	not Karen	<6mths
3	Migrant	>=30	1	not Karen	>=6mths
3	Migrant	>=30	1	not Karen	>=6mths
3	Migrant	>=30	>1	Karen	>=6mths
4	Migrant	<30	>1	not Karen	<6mths
4	Migrant	<30	>1	not Karen	<6mths
4	Migrant	>=30	1	not Karen	<6mths
4	Migrant	>=30	1	not Karen	<6mths
4	Migrant	>=30	>1	not Karen	>=6mths
5	Migrant	>=30	>1	not Karen	<6mths
5	Migrant	>=30	>1	not Karen	<6mths
5	Migrant	>=30	>1	not Karen	<6mths

^* one of the partners with more than one marriage

^{^} Karen = at least one of the pregnant woman’s parents of Karen ethnicity