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Table 1 Patient demographics, fertility characteristics and baseline endocrinology

From: Prediction of the lower serum anti-Müllerian hormone threshold for ovarian stimulation prior to in-vitro fertilization using the Elecsys® AMH assay: a prospective observational study

Demographics Median (IQR) or n (%)
Age, years 36 (34–38)
BMI, kg/m2 22.9 (20.4–25.6)
Cycle length, days 26 (24–27)
Smoking, n (%) 8 (7.4%)
Fertility characteristics
 Duration of infertility, months 24 (18–36)
 1. ART cycle, n (%) 75 (70)
 2. ART cycle, n (%) 17 (16)
 3. ART cycle, n (%) 13 (12)
  > 3. ART cycle, n (%) 2 (2)
 Etiology of infertility, n (%)
  Anovulation 2 (2%)
  Tubal factor 16 (15%)
  Endometriosis 4 (4%)
  Male factor 42 (40%)
  Unexplained 25 (24%)
  Other 33 (31%)
Baseline endocrinology and ultrasound (cycle day 2–3)
 AMH, pmol/L 5.0 (3.3–8.3)
 FSH, IU/L 10.0 (8.0–13.2)
 Progesterone, nmol/L 1.3 (1.0–2.0)
 Estradiol, nmol/L 0.12 (0.09–0.17)
 AFC, no. of follicles 8 (5–11)
  1. Continuous variables are presented in median (interquartile range (IQR)), and categorical data are presented in number of occurrence (frequencies in percent)
  2. BMI body mass index, ART assisted reproductive technologies, AMH anti-Müllerian hormone, FSH follicle stimulating hormone, AFC antral follicle count