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Table 1 Characteristics of the datasets used to evaluate the EPIC GA clock

From: An EPIC predictor of gestational age and its application to newborns conceived by assisted reproductive technologies

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

  1. GA gestational age, US ultrasound, ETD embryo transfer date