| Supplementary Table 4. Clinical pregnancy rate, delivery rate and gestational order according to the number of embryos transferred in fresh autologous IVF/ICSI in 2018. | ||||||||||||
| Number of transferred embryos | Embryo transfers | Clinical pregnancies | Deliveries | |||||||||
| Number | % | Number | CP (%) | Number of deliveries | Delivery rater per embryo transfer (%) | Singleton (n) | Singleton (%) | Twin (n) | Twin (%) | ≥ Triplets (n) | ≥ Triplets (%) | |
| 1 | 5968 | 30.3 | 1570 | 26.3 | 1105 | 18.5 | 1083 | 98.1 | 22 | 1.99 | 0 | 0.0 |
| 2 | 11003 | 55.8 | 4251 | 38.6 | 3095 | 28.1 | 2422 | 78.3 | 661 | 21.4 | 12 | 0.4 |
| ≥3 | 2735 | 13.9 | 1031 | 37.7 | 723 | 26.4 | 567 | 78.4 | 140 | 19.4 | 16 | 2.2 |
| Total | 19706 | 100.0 | 6852 | 34.8 | 4923 | 25.0 | 4072 | 82.7 | 823 | 16.7 | 28 | 0.6 |