Both stillbirths (%) | 1 stillbirth 1 live birth (%) | Both live births (%) | Total twin pairs | |
---|---|---|---|---|
a Like sex pairs | 317 (0.6%) | 1294 (2.6%) | 47 999 (96.8%) | 49 610 (100%) |
b Unlike sex pairs | 12 (0.1%) | 402 (1.9%) | 20 748 (98.0%) | 21 162 (100%) |
a+b Total twin pairs | 329 (0.5%) | 1696 (2.4%) | 68 747 (97.1%) | 70 772 (100%) |
a−b 1-150Monozygotic pairs | 305 (1.1%) | 892 (3.1%) | 27 251 (95.8%) | 28 448 (100%) |
2 x b1-152Dizygotic pairs | 24 (0.1%) | 804 (1.9%) | 41 496 (98.0%) | 42 324 (100%) |