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Table 3 Comparison of outcomes at FPS stage of different trigger medicine at FPS stage

From: The best execution of the DuoStim strategy (double stimulation in the follicular and luteal phase of the same ovarian cycle) in patients who are poor ovarian responders

Characteristic uhCG
10,000 IU
rhCG
250 μg
GnRha
0.2 mg
P value
Number 178 101 25  
AFC 5.30 ± 4.19 5.57 ± 4.80 3.96 ± 2.52 0.248
FSH (IU/L) 10.22 ± 5.51 9.88 ± 4.71 9.88 ± 3.12 0.841
Matemal age (years) 38.30 ± 5.11 38.0 ± 4.92 38.04 ± 5.67 0.884
Total dose of gonadotrophin (IU) 1524.27 ± 1298.85 1183.04 ± 813.58 906.00 ± 747.78 0.006
Duration of stimulation (days) 6.42 ± 3.70 5.98 ± 3.16 4.24 ± 2.59 0.012
follicle of >10 mm on HCG day 2.06 ± 1.44 2.18 ± 1.64 1.71 ± 0.62 0.367
No. of oocyte retrieved 1.73 ± 1.30 1.72 ± 1.37 1.48 ± 0.96 0.66
No. of normal fertilized oocytes 1.13 ± 0.87 1.03 ± 1.00 1.08 ± 0.78 0.669
No. of cleaved embryos 1.08 ± 0.88 1.01 ± 1.00 1.00 ± 0.82 0.773
No. of cryopreserved embryos 0.93 ± 0.80 0.87 ± 0.77 0.84 ± 0.62 0.745
No. of good embryos 0.80 ± 0.78 0.76 ± 0.75 0.80 ± 0.65 0.929
Fertilization rates (%) 63.64% 58.62% 70.27% 0.327
Cleaved embryos rates (%) 98.47% 100% 96.15% 0.238
Rate of cryopreserved embryos (%) 86.01% 86.27% 84.00% 0.957
Rate of good embryos (%) 73.58% 75.49% 80.00% 0.766
the pregnancy rate per oocyte retrieval (%) 8.03%(9/112) 6.35%(4/63) 6.67%(1/15) 0.914
Pregnancy /FET (%) 29.03%(9 /31) 22.22%(4 /18) 25.00%(1 / 4) 0.871
Implantation rate (%) 16.00%(12/75) 13.79%(8 /58) 8.33%(1 /12) 0.768
Spontaneous abortion rate (%) 44.44%(4 /9) 50.00%(2/4) 0.00%(0/1) 0.656
  1. Data are presented as number (%) unless otherwise indicated. Independent t-test was used to compare continuous variables, and Chi-squared test or Fisher’s exact test for categorical ones
  2. *Compared with uHCG 10,000 IU Group, P < 0.05