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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