Table 16. The 10th and 90th percentile for estimated fetal weight in relation to other relevant reference values.
| Reference Chart | Gestational Week | ||||
|---|---|---|---|---|---|
| 20 | 24 | 28 | 32 | 36 | |
| 10th percentile of EFW (g) | |||||
| US, white¶ | 289 | 583 | 1,045 | 1,686 | 2,432 |
| D. R. Congo# | 288 | 576 | 1,023 | 1,624 | 2,310 |
| WHO | 286 | 576 | 1,026 | 1,635 | 2,352 |
| US, black¶ | 286 | 559 | 985 | 1,579 | 2,264 |
| Norway* | 283 | 610 | 1,102 | 1,730 | 2,411 |
| US, Hispanic¶ | 279 | 555 | 987 | 1,595 | 2,298 |
| US, Asian¶ | 275 | 546 | 978 | 1,574 | 2,262 |
| 90th percentile of EFW (g) | |||||
| Norway* | 408 | 833 | 1,472 | 2,304 | 3,230 |
| US, white¶ | 381 | 771 | 1,391 | 2,276 | 3,368 |
| WHO | 380 | 765 | 1,368 | 2,187 | 3,153 |
| US, Hispanic¶ | 379 | 755 | 1,353 | 2,209 | 3,245 |
| US, black¶ | 376 | 742 | 1,317 | 2,135 | 3,115 |
| US, Asian¶ | 373 | 737 | 1,318 | 2,129 | 3,111 |
| D. R. Congo# | 345 | 700 | 1,277 | 2,083 | 3,032 |
Percentiles from the present multinational study (bold), a recent multiethnic national study in the US [19], a study from D. R. Congo [30], and another study from Norway [31] are listed according to descending values at 20 wk, but are not formally compared or ranked.
¶Buck Louis et al. [19].
#Landis et al. [30].
*Johnsen et al. [31].
D. R., Congo, Democratic Republic of the Congo; EFW, estimated fetal weight.