| Beta range | Number of Pregnancies in this range |
|---|---|
| 293 - 443 | (9) |
| 443 - 671 | (14) |
| 671 - 1015 | (26) |
| 1015 - 1537 | (57) |
| 1537 - 2327 | (81) |
| 2327 - 3521 | (128) |
| 3521 - 5330 | (181) |
| 5330 - 8067 | (232) |
| 8067 - 12210 | (227) |
| 12210 - 18481 | (189) |
| 18481 - 27971 | (92) |
| 27971 - 42335 | (16) |