Table 3. Clinical pregnancy rate, delivery rate and gestational order in elective and non-elective SET and DET in fresh autologous IVF/ICSI in 2022.
Type of transfer Embryo
transfers
Clinical
pregnancies
Embryo
transfers*
Deliveries
Number % Number % Number Number of deliveries Delivery rate per embryo transfer* (%) Singleton (n) Singleton (%) Twin
(n)
Twin
(%)
≥Triplets (n) ≥Triplets (%)
oSET 3193 58.2 634 19.9 3147 447 14.2 438 98.0 9 2.0 0 0
eSET 2289 41.8 915 40.0 2241 686 30.6 674 98.3 12 1.8 0 0
oDET 3129 57.7 979 31.3 3046 708 23.2 587 82.9 120 16.9 1 0.1
eDET 2294 42.3 1120 48.8 2228 852 38.2 660 77.5 186 21.8 6 0.7

*Excluding cases of pregnancies with loss to follow-up (LFU).
eSET, elective single-embryo transfers; oSET, transfer of only one embryo because there are no more embryos available for transfer; eDET, elective double-embryo transfers; oDET, the transfer of only two embryos because there are no more embryos available for transfer.