TABLE 3.
Example of different scenarios for 2 ultrasounds obtained between 28–32 weeks of gestation by self-identified maternal race/ethnicity
Non-Hispanic white | |||
28 wk EFW | 32 wk EFW | EFW percentile at 32 wk | Velocity percentile from 28–32 wk |
1354 | 1960 | 50th | 5th |
1202 | 1960 | 50th | 50th |
1067 | 1960 | 50th | 95th |
Non-Hispanic black | |||
28 wk EFW | 32 wk EFW | EFW percentile at 32 wk | Velocity percentile from 28–32 wk |
1292 | 1837 | 50th | 5th |
1134 | 1837 | 50th | 50th |
996 | 1837 | 50th | 95th |
Hispanic | |||
28 wk EFW | 32 wk EFW | EFW percentile at 32 wk | Velocity percentile from 28–32 wk |
1317 | 1878 | 50th | 5th |
1150 | 1878 | 50th | 50th |
1005 | 1878 | 50th | 95th |
Asian and Pacific Islander | |||
28 wk EFW | 32 wk EFW | EFW percentile at 32 wk | Velocity percentile from 28–32 wk |
1267 | 1830 | 50th | 5th |
1132 | 1830 | 50th | 50th |
1011 | 1830 | 50th | 95th |
EFW, estimated fetal weight.