Table 2.
Length percentiles by gestational age categories.
| Estimated GA (wks) | Number | Percentiles | ||||
|---|---|---|---|---|---|---|
| 10 | 25 | 50 | 75 | 90 | ||
| 26 | 14 | 28.0 | 31.0 | 31.0 | 33.3 | 34.5 |
| 27 | 12 | 30.0 | 33.0 | 33.0 | 36.0 | 38.0 |
| 28 | 32 | 33.2 | 35.3 | 37.5 | 38.0 | 39.8 |
| 29 | 26 | 35.0 | 35.3 | 39.0 | 40.0 | 41.0 |
| 30 | 50 | 35.0 | 37.0 | 39.0 | 41.0 | 43.0 |
| 31 | 35 | 35.0 | 37.0 | 40.0 | 42.5 | 44.8 |
| 32 | 93 | 36.0 | 38.0 | 40.0 | 43.0 | 45.0 |
| 33 | 79 | 40.0 | 42.0 | 43.5 | 46.0 | 47.5 |
| 34 | 112 | 40.0 | 43.0 | 44.5 | 47.0 | 48.1 |
| 35 | 110 | 42.8 | 44.0 | 46.0 | 48.0 | 50.0 |
| 36 | 280 | 43.0 | 45.0 | 47.0 | 49.0 | 51.0 |
| 37 | 405 | 44.0 | 46.0 | 48.0 | 50.0 | 52.0 |
| 38 | 879 | 45.0 | 47.0 | 49.0 | 50.0 | 52.0 |
| 39 | 1027 | 46.0 | 47.0 | 49.0 | 50.0 | 52.0 |
| 40 | 1273 | 46.0 | 48.0 | 49.0 | 51.0 | 52.0 |
| 41 | 515 | 46.0 | 48.0 | 50.0 | 51.0 | 53.0 |
| 42 | 238 | 46.0 | 48.0 | 49.0 | 51.0 | 52.0 |
| 43 | 74 | 47.0 | 48.0 | 49.0 | 51.0 | 53.0 |
| 44 | 19 | 45.6 | 47.0 | 48.0 | 49.8 | 50.7 |
| Total | 5273 | |||||
GA, gestational age.