Search terms with regard to ethnic differences in the pre-pregnant BMI, gestational weight gain, post-partum weight retention, prevalence of gestational diabetes mellitus, prevalence of pre-eclampsia, and birth weight and body composition of neonates.

	Search terms
Table No, outcome	Main area	Demarcations		Joint search string
1: pre-pregnant weight	Body constitution	(Pregnant OR pregnancy)	Europe	(Human migration OR Africa OR Asia OR ethnic OR ethnicity OR race OR racial OR immigrant OR immigrants OR minority OR minorities OR ethnology)
2: gestational weight gain	Weight gain	(Pregnant OR pregnancy)	Europe
2: post-partum weight retention	Postpartum weight retention	(Pregnant OR pregnancy)	Europe
3: gestational diabetes mellitus	Diabetes, gestational	(Pregnant OR pregnancy)	Europe
4: pre-eclampsia	Pre-eclampsia	(Pregnant OR pregnancy)	Europe
5: birth weight	(Birth weight OR birth weight OR body composition OR fat OR lean OR thin)	(Newborn OR infant OR neonatal)	Europe	(Ethnology OR ethnic OR ethnicity OR race OR racial OR minorities OR groups, minority)

Filters: 10 years, English.