TABLE 1.

Mean (SD) patient and cycle characteristics.

Subjects (patients)	2,929
Female age (y)	34.8 ± 3.9
Female BMI	24.5 ± 5.0
Endometrial thickness at trigger	8.8 ± 2.2
Serum E2 at trigger	701.0 ± 393.0
Follicles ≥14 mm at trigger	2.6 ± 1.3
Insemination total motile sperm (millions)	24.1 ± 18.7
Clinical pregnancy	466 (15.9%)
Multiple pregnancy	85 (18.2%)
Twin pregnancies	74 (15.9%)
Triplet pregnancies	11 (2.4%)