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Table 2 Controlled ovarian stimulation conditions and pregnancy outcomes for patients in salpingectomy group (A) and control group (B)

From: Salpingectomy may decrease antral follicle count but not live birth rate for IVF-ET patients aged 35–39 years: a retrospective study

 

Group A (n = 534)

Group B (n = 1388)

P value

Gonadotrophin duration (days)

10.40 ± 2.31

10.23 ± 2.29

NS

Gonadotrophin dosage (IU)

2468.78 ± 866.33

2419.39 ± 866.31

NS

Endometrial thickness on hCG day (mm)

10.99 ± 5.43

10.77 ± 3.62

NS

LH on hCG day (IU/L)

2.42 ± 2.39

2.23 ± 2.17

NS

E2 on hCG day (IU/L)

2664.79 ± 1676.78

2783.86 ± 1765.68

NS

P on hCG day (pg/ml)

1.26 ± 0.84

1.05 ± 0.64

NS

Number of oocytes retrieved

9.47 ± 4.65

9.35 ± 3.93

NS

Number of fertilized oocytes

7.19 ± 3.78

7.30 ± 3.39

NS

Oocyte fertilization rate (%)

78.84 ± 15.77

78.25 ± 15.67

NS

Number of transferred embryos

1.90 ± 0.30

1.90 ± 0.31

NS

Number of available embryos

5.06 ± 2.75

5.16 ± 2.67

NS

Clinical pregnancy rate (%)

40.6 (217)

41.7 (579)

NS

Spontaneous abortion rate (%)

15.7 (34)

15.0 (87)

NS

Live birth rate (%)

32.0 (171)

33.2 (462)

NS

Ectopic pregnancy rate (%)

5.5 (12)

5.2 (30)

NS

Multiple pregnancy rate (%)

15.2 (33)

15.9 (92)

NS

  1. Statistical differences were calculated using the Mann–Whitney U-test. Values are expressed as mean ± standard deviation unless indicated otherwise
  2. Clinical pregnancy rate, Spontaneous abortion rate, Live birth rate, Ectopic pregnancy rate, and Multiple pregnancy rate were calculated using the chi-square test or Fisher’s exact test
  3. Results are significantly different at P < 0.05