Table 2. Treatment data and stimulation characteristics of the IVF cycles in the 2 groups.
All
(n=60)
Stop GnRH agonist
(n=30)
GnRH antagonist
(n=30)
p-value
Duration of stimulation (day) (means±SDs) 11.0±5.2 12.9±6.2 9.1±2.9 0.004
Total dose of gonadotropin used (IU) (means±SDs) 3076.8±465.1 3321.2±152.8 2832.4±541.4 <0.001
Number of follicles >13 mm on day of hCG (means±SDs) 2.8±0.7 3.4±0.2 2.2±0.5 <0.001
Number of mature oocytes retrieved (means±SDs) 2.3±2.5 3.19±2.62 1.34±2.12 0.004
Number of total embryos
(means±SD) 2.4±1.3 2.6±1.6 2.1±0.7 0.124
Number of TQE (means±SDs) 1.5±1.5 1.62±1.67 1.46±1.42 0.691
Biochemical Pregnancy Rate (%) 6.15 6.32 5.98 1.000
Clinical Pregnancy Rate (%) 4.9 4.9 4.9 1.000
Total Cancellation Rate (%) 2 2 2 1.000

TQE: top-quality embryo; IVF: in vitro fertilization.