Characteristics | Median (range) or n (%) |
Maternal age | 31 (22 - 39) |
Age ≥ 35 | 22 (21.8%) |
Gestational age (weeks + days) | 12 + 3 (11 + 2 to 13 + 5) |
Crown rump length | 62.3 (46.3 - 80.3) |
CRL (45 - 64 mm) | 68 (67.3%) |
CRL (65 - 82 mm) | 33 (32.7%) |
Nuchal translucency | 1.7 (0.93 - 2.84) |
Body mass index ≥ 25 | 11 (10.9%) |
Gravida |
|
1 | 43 (42.6%) |
2 | 43 (42.6%) |
3 | 15 (14.9%) |
Parity |
|
0 | 59 (58.4%) |
1 | 39 (38.6%) |
2 | 3 (3.0%) |
Unfavourable fetal position | 6 (5.9%) |