Table 5 The pregnancy outcome between hyper responder rescue IVF and control group IVF hyper responders

Number

48

101

Duration of stimulation (days)

9.2 ± 1.2

10.4 ± 2.3

0.6324

Dose of gonadotropin/cycle

525 IU ± 37.5

2236 IU ± 241

< 0.0001*

 r-FSH

100%

75.3%

–

 Mixed

0.0%

22.2%

–

 hMG

0.0%

2.5%

–

# Oocytes

6.6 ± 2.8

19.2 ± 3.8

0.0088*

#Embryos transferred (ET)

2 (1–3)

2 (1–3)

1.000

Implantation rate (IR)

50

37.6

0.0047*

Biochemical pregnancy rate (PR)/cycle

56

46.4

< 0.0001*

Ongoing clinical pregnancy rate (CPR)/cycle

50.0

40.1

< 0.0001*

Ongoing clinical pregnancy rate/transfer (CPR/ET)

50.0

32.9

< 0.0001*

% Severe OHSS

0 %

4.9%

< 0.0001*

% Multiple pregnancies

6.6

22.0

< 0.0001*