Table 9. Growth chart for fetal femur length.
Gestational Age (Weeks) | Femur Length (mm) by Percentile | ||||||||
---|---|---|---|---|---|---|---|---|---|
2.5 | 5 | 10 | 25 | 50 | 75 | 90 | 95 | 97.5 | |
14 | 10 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
15 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
16 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 22 | 23 |
17 | 19 | 19 | 20 | 21 | 22 | 24 | 25 | 26 | 26 |
18 | 22 | 22 | 23 | 24 | 26 | 27 | 28 | 29 | 30 |
19 | 25 | 26 | 26 | 28 | 29 | 30 | 31 | 32 | 33 |
20 | 28 | 29 | 30 | 31 | 32 | 33 | 35 | 35 | 36 |
21 | 31 | 32 | 33 | 34 | 35 | 36 | 38 | 38 | 39 |
22 | 34 | 35 | 35 | 37 | 38 | 39 | 40 | 41 | 42 |
23 | 36 | 37 | 38 | 39 | 41 | 42 | 43 | 44 | 45 |
24 | 39 | 40 | 41 | 42 | 43 | 45 | 46 | 47 | 47 |
25 | 41 | 42 | 43 | 44 | 46 | 47 | 48 | 49 | 50 |
26 | 43 | 44 | 45 | 46 | 48 | 49 | 51 | 51 | 52 |
27 | 46 | 46 | 47 | 49 | 50 | 52 | 53 | 54 | 55 |
28 | 48 | 48 | 49 | 51 | 52 | 54 | 55 | 56 | 57 |
29 | 50 | 50 | 51 | 53 | 54 | 56 | 57 | 58 | 59 |
30 | 51 | 52 | 53 | 55 | 56 | 58 | 60 | 60 | 61 |
31 | 53 | 54 | 55 | 57 | 59 | 60 | 62 | 63 | 64 |
32 | 55 | 56 | 57 | 59 | 61 | 62 | 64 | 65 | 66 |
33 | 57 | 58 | 60 | 61 | 63 | 65 | 66 | 67 | 68 |
34 | 59 | 60 | 61 | 63 | 65 | 67 | 68 | 69 | 70 |
35 | 61 | 62 | 63 | 65 | 67 | 69 | 70 | 71 | 73 |
36 | 63 | 64 | 65 | 67 | 69 | 70 | 72 | 73 | 75 |
37 | 65 | 66 | 67 | 68 | 70 | 72 | 74 | 75 | 76 |
38 | 66 | 67 | 68 | 70 | 72 | 74 | 75 | 77 | 78 |
39 | 67 | 68 | 69 | 70 | 73 | 75 | 76 | 78 | 79 |
40 | 68 | 68 | 69 | 70 | 73 | 75 | 77 | 78 | 79 |