Table 2 Pregnancy outcomes of cycles included in the time-lapse analysis. The number of gestational sacs was determined by ultrasound at 12 weeks of gestation
Clinic A | Clinic B | |||||
|---|---|---|---|---|---|---|
Not pregnant | One gestational sac | Two gestational sacs | Not pregnant | One gestational sac | Two gestational sacs | |
Single embryo transfer | 385 (54.5%) | 243 (34.4%) | 0 (0%) | 536 (50.4%) | 318 (29.9%) | 0 (0%) |
Double embryo transfer | 53 (7.5%) | 21 (3.0%) | 4 (0.6%) | 137 (12.9%) | 55 (5.2%) | 18 (1.7%) |