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Table 2 Characteristics of ovarian stimulation and IVF/ICSI cycle outcomes of each group

From: Reproductive outcomes of dual trigger with combination GnRH agonist and hCG versus trigger with hCG alone in women undergoing IVF/ICSI cycles: a retrospective cohort study with propensity score matching

  Dual trigger (n = 57) hCG trigger(n = 57) p-value
Duration of stimulation (d) 9.95 ± 2.20 9.56 ± 2.49 0.382
Dosage of Gn (IU) 2552.85 ± 1017.63 2375.66 ± 963.93 0.342
Fertilization (%)    0.528
 IVF 43/57 (75.4) 40/57 (70.2)  
 ICSI 14/57 (24.6) 17/57 (29.8)  
No. of follicles > 14 mm on trigger day (n) 6.86 ± 3.55 6.40 ± 3.25 0.476
E2 on trigger day (pg/mL) 2027.37 ± 1168.73 2082.05 ± 1186.33 0.805
LH on trigger day (mIU/mL) 2.89 ± 2.23 3.33 ± 2.20 0.295
P on trigger day (ng/mL) 0.76 ± 0.42 0.78 ± 0.36 0.848
No. of oocytes retrieved (n) 7.04 ± 3.87 6.53 ± 3.36 0.455
Normal fertilization rate (%) 67.72 ± 25.63 65.54 ± 26.58 0.657
E2 on transfer day (pg/mL) 995.30 ± 644.26 964.70 ± 625.91 0.798
P on transfer day (ng/mL) 34.48 ± 8.64 36.38 ± 6.66 0.848
No. of embryos available (n) 2.81 ± 1.85 2.84 ± 1.73 0.191
No. of top-quality embryos (n) 0.84 ± 0.98 0.79 ± 1.05 0.782
No. of embryo transfer (n) 1.75 ± 0.43 1.77 ± 0.42 0.828
At least one top-quality embryo transfer (%) 26/57 (45.6) 31/57 (54.4) 0.349
  1. Data are presented as mean ± SD and proportion (%)
  2. Gn Gonadotrophin, E2 Estrogen, ICSI Intracytoplasmic sperm injection, IVF In vitro fertilization, LH Luteinizing hormone, P Progesterone