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Table 1 Baseline cycle characteristics (N = 2896)

From: Combined analysis of endometrial thickness and pattern in predicting outcome of in vitro fertilization and embryo transfer: a retrospective cohort study

Variable

Mean ± SDa

Maternal age (years)

31.0 ± 3.9

Duration of infertility (years)

5.0 ± 3.0

Baseline FSH (IU/L)

7.1 ± 2.2

AFC

15.6 ± 6.8

Duration of stimulation (days)

11.7 ± 3.4

Total dose of gonadotrophin (IU)

2537.3 ± 1067.2

Endometrial thickness (mm)

11.8 ± 2.7

E2on hCG day (pg/mL)

2107.3 ± 1596.1

P on hCG day (ng/mL)

1.0 ± 1.3

No. of oocyte retrieved

12.7 ± 6.1

No. of embryos transferred

2.3 ± 0.5

Etiology of infertility

 

   Tubal factor

55.8%

   Ovulatory dysfunction

1.4%

   Endometriosis

3.2%

   Uterine factor

0.3%

   Male factor

13.4%

   Unknown factor and others

2.2%

   Multiple factors

23.7%

  1. aMean ± SD, unless otherwise indicated
  2. AFC = antral follicular count
  3. P = serum progesterone concentration
  4. E2 = serum estradiol concentration