Table 1 Demographic and clinical characteristics of participants at baseline
Characteristics | Participants (n = 921) |
|---|---|
Age, years | 28.9 ± 3.5 |
Body mass index, kg/m2 | 21.8 ± 3.1 |
Anti-Müllerian hormone, ng/mL | 12.3 ± 3.6 |
Antral follicle count, n | 34.3 ± 18.3 |
Follicle-stimulating hormonea, IU/mL | 8.5 ± 1.9 |
Progesteronea, ng/mL | 0.7 ± 1.8 |
Luteinizing hormonea, IU/L | 14.3 ± 6.9 |
Free testosterone indexa | 5.2 ± 4.7 |
Menstrual cycles, n (%) | |
 Amenorrhea | 52 (5.6) |
 Oligomenorrhea | 850 (92.3) |
 Regular | 19 (2.0) |
Polycystic ovaries on ultrasound, n (%) | |
 Both ovaries | 777 (84.4) |
 One ovary | 144 (15.6) |
Duration of infertility, years | 3.7 ± 2.6 |
Type of infertility, n (%) | |
 Primary | 747 (81.1) |
 Secondary | 174 (18.9) |
Number of IVF attempts, n, (%) | |
 1 | 814 (88.4) |
 2 | 80 (8.7) |
 3 | 27 (2.9) |
Indications for IVM, n (%) | |
 Tubal factors | 18 (2.0) |
 Male factors | 13 (1.4) |
 Ovulation induction failure | 862 (93.6) |
 Previous OHSS with COH | 18 (2.0) |
 Other | 10 (1.1) |