Infants and percentage of LBW infants born in Europe and the USA, by migrant group
| Infants born in Europe | Infants born in the USA | |||
| Migrant group | Births | LBW %* | Births | LBW %* |
| Native-born women | 13439223 | 4.3 | 11 395 215 | 6.9 |
| Migrants from | ||||
| Western Europe and north America | 284372 | 3.9 | – | – |
| East Europe | 40224 | 4.3 | – | – |
| North Africa/Middle East | 62622 | 3.4 | – | – |
| Sub-Saharan Africa | 172936 | 7.3 | 13 076 | 5.3 |
| South-central Asia | 508208 | 7.7 | 92 761 | 9.0 |
| East/south-east Asia | 3283 | 5.1 | 328 713 | 6.2 |
| Latin America/Caribbean | 67788 | 6.2 | 4 613 040 | 5.0 |
LBW, low birth weight.
↵* Obtained with a three-level model including random effects (subgroup and studies) and fixed effects (migrant status, maternal region of origin, place of destination, maternal region of origin × place of destination and infant's year of birth).