| Beta Range | Number of Pregnancies in this range |
|---|---|
| 275 - 441 | (1) |
| 441 - 709 | (5) |
| 709 - 1139 | (2) |
| 1139 - 1829 | (12) |
| 1829 - 2938 | (25) |
| 2938 - 4719 | (27) |
| 4719 - 7580 | (55) |
| 7580 - 12174 | (81) |
| 12174 - 19552 | (82) |
| 19552 - 31402 | (72) |
| 31402 - 50433 | (24) |
| 50433 - 80999 | (6) |