Table 1.

Characteristics of the datasets used to evaluate the EPIC GA clock

Dataset	N	GA range (US, days)	Median GA (US, days)	GA range (ETD, days)	Median GA (ETD, days)	Sex ratio (% male)
START non-ART
Training set	755	216–299	281.1	–	–	49
Test set	200	228–300	281.3	–	–	46
START ART
Total	838	218–301	280.4	214–302	280.4	53
Training set	674	228–300	280.3	227–302	280.3	53
Test set	164	218–301	280.8	214–298	280.8	54
PREDO non-ART
Test set	148	227–296	278.9	–	–	51

GA gestational age, US ultrasound, ETD embryo transfer date