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Table 5 Comparison of general conditions and pregnancy outcomes between subgroup 1 and subgroup 2

From: The effect of flexible low-dose GnRH antagonist on pregnancy outcome in the fresh embryo transfer cycle of IVF-ET: a randomized controlled trial

 

Subgroup 1

Subgroup 2

p

(n = 19)

(n = 82)

Age (years)

31.79 ± 2.10

30.13 ± 3.21

0.035

Infertility years (years)

3.45 ± 1.63

3.25 ± 2.17

0.710

BMI(kg/m2)

26.53 ± 4.81

25.28 ± 4.06

0.248

Basal FSH level (IU/L)

6.49 ± 1.76

6.62 ± 1.92

0.788

Basal LH level (IU/L)

6.85 ± 2.79

4.91 ± 3.02

0.012

Basal E2 level (pg/ml)

49.71 ± 19.98

43.42 ± 15.56

0.136

Basal T level (μg/l)

0.29 ± 0.13

0.25 ± 0.10

0.176

Basal PRL level (ng/ml)

10.61 ± 6.08

11.81 ± 7.40

0.512

AMH (ng/ml)

6.24 ± 3.24

3.91 ± 2.54

0.001

AFC

22.79 ± 6.32

16.67 ± 7.20

0.001

E2 on start day on Cetrotide (pg/ml)

323.92 ± 240.52

381.91 ± 338.88

0.483

LH on start day on Cetrotide (IU/L)

2.49 ± 1.96

2.61 ± 2.02

0.808

P on start day on Cetrotide (nmol/l)

1.04 ± 0.61

1.00 ± 0.39

0.692

Endometrium on HCG day (mm))

12.21 ± 1.36

11.04 ± 2.08

0.004

E2 on HCG day (pg/ml)

3141.32 ± 1519.12

2770.39 ± 1502.69

0.336

LH on HCG day (IU/L)

8.27 ± 5.48

2.92 ± 2.32

0.001

P on HCG day (nmol/l)

3.19 ± 1.43

2.72 ± 1.10

0.119

Number of oocytes retrieved

12.32 ± 5.91

13.07 ± 7.30

0.675

Number of fertilized oocytes

9.47 ± 5.59

9.77 ± 5.61

0.837

Number of embryos

9.42 ± 5.57

9.39 ± 5.58

0.983

Number of available embryos

7.53 ± 5.06

7.43 ± 4.79

0.936

Number of high-quality embryos

3.84 ± 3.17

3.90 ± 3.18

0.941

Total day of Cetrotide

7.95 ± 2.57

6.48 ± 1.90

0.028

Total dosage of Cetrotide (mg)

1.32 ± 0.51

1.09 ± 0.37

0.025

Total day of Gn

11.37 ± 2.63

10.06 ± 2.02

0.019

Total dosage of Gn (IU)

2036.84 ± 502.04

1858.54 ± 465.38

0.141