| Beta range | Number of Pregnancies in this range |
|---|---|
| 709 - 1012 | (1) |
| 1012 - 1446 | (5) |
| 1446 - 2065 | (3) |
| 2065 - 2949 | (2) |
| 2949 - 4212 | (2) |
| 4212 - 6015 | (6) |
| 6015 - 8591 | (13) |
| 8591 - 12269 | (12) |
| 12269 - 17522 | (25) |
| 17522 - 25024 | (10) |
| 25024 - 35738 | (8) |
| 35738 - 51039 | (3) |