Table 1.
Total Pregnancy Outcomes, Index and Subsequent 2 to 5 Number and Percent of Known Outcomes.
| Cohort pregnancy number | Live birth | % Known | Natural loss | % Known | Induced abortion | % Known | Undetermined | Grand total |
|---|---|---|---|---|---|---|---|---|
| Index | 3 807 694 | 81.40% | 449 182 | 9.60% | 421 011 | 9.00% | 288 662 | 4 966 549 |
| 2 | 1 178 787 | 72.10% | 208 712 | 12.80% | 247 432 | 15.10% | 140 527 | 1 775 458 |
| 3 | 427 171 | 64.80% | 94 926 | 14.40% | 136 847 | 20.80% | 66 078 | 725 022 |
| 4 | 165 370 | 58.00% | 42 782 | 15.00% | 76 967 | 27.00% | 30 388 | 315 507 |
| 5 | 68 047 | 51.60% | 20 171 | 15.30% | 43 743 | 33.10% | 14 738 | 146 699 |
| Grand total | 5 647 069 | 76.40% | 815 773 | 11.00% | 926 000 | 12.50% | 540 393 | 7 929 235 |