Table 1 Antagonist cycle protocols during the study period

Number

1169

264

22

1455

Age (years)

32.72 ± 6.34 [32]

29.64 ± 5.23 [29]

33.77 ± 5.80 [34]

32.18 ± 6.25 [32]

BMI (kg/m²)

25.77 ± 5.42 [24.7]

25.52 ± 5.61 [24.2]

25.52 ± 4.69 [24.3]

25.72 ± 5.44 [24.6]

Duration (years)

2.99 ± 2.58 [2]

3.13 ± 2.55 [2]

3.28 ± 2.38 [2.5]

3.02 ± 2.58 [2]

FSH (IU/L)

7.31 ± 3.02 [6.7]

6.26 ± 2.14 [6.04]

8.06 ± 5.78 [6.25]

7.14 ± 2.96 [6.58]

Oocytes aspirated

7.58 ± 4.50 [7]

14.48 ± 7.95 [13]

7.45 ± 4.06 [8]

8.82 ± 5.91 [8]

Embryos transferred

1.90 ± 0.69 [2]

1.92 ± 0.65 [2]

2.32 ± 1.09 [2]

1.91 ± 0.69 [2]

Pregnant

367 (31 %)

69 (26 %)

4 (18 %)

440 (30 %)

Biochemical

47 (4.0 %)

9 (3.4 %)

0 (0 %)

56 (3.8 %)

IUP

310 (27 %)

49 (19 %)

4 (18 %)

363 (25 %)

EP

10 (0.86 %)

11 (4.17 %)

0 (0 %)

21 (1.44 %)