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Table 2 Characteristics of ovarian responses

From: Body mass index and basal androstenedione are independent risk factors for miscarriage in polycystic ovary syndrome

Parameter

Non-overweight

Overweight

P value

Non-HA

(n = 218)

HA

(n = 152)

Non-HA

(n = 117)

HA

(n = 96)

Gn stimulation days

10.5 ± 2.1a

9.8 ± 1.8b

11.3 ± 2.6c

10.5 ± 2.4a

<0.001

Total Gn dosage (IU)

1588 ± 659a

1420 ± 595a

2081 ± 885b

1828 ± 750c

<0.001

Gn dosage /day (IU)

148 ± 40a

141 ± 35a

180 ± 49b

170 ± 40c

<0.001

Gn consumption/kg (IU)

28.3 ± 12a

25.1 ± 10b

27.6 ± 11

24.9 ± 10b

<0.05

Gn consumption/ kg/day

2.6 ± 0.7a

2.5 ± 0.6

2.4 ± 0.6

2.3 ± 0.5b

<0.001

E2 on HCG day (pmol/L)

12,708 ± 7621a

13,663 ± 8165 a

9219 ± 6685b

11,143 ± 7556

<0.001

LH on HCG day (mIU/mL)

2.4 ± 2.2a

2.4 ± 2.3a

3.0 ± 3.6

3.2 ± 2.6b

<0.001

P4 on HCG day (nmol/L)

2.4 ± 1.4

2.4 ± 1.4

2.2 ± 1.3

2.5 ± 1.5

NS

Endometrial thickness

10.7 ± 1.7

10.4 ± 1.7

10.7 ± 1.8

10.2 ± 1.9

NS

Oocyte retrieved (n)

16.7 ± 8.4a

18.2 ± 9.9a

12.1 ± 6.9b

13.8 ± 8.5b

<0.001

ET cancellation rated

26.6%a

35.5%a

14.5%b

18.8%b

<0.05

Fertilization rate (%)

78.0 ± 19

76.5 ± 19

76.2 ± 24

75.1 ± 21

NS

Cleavage rate (%)

96.7 ± 11

98.9 ± 03

98.6 ± 05

97.6 ± 08

NS

Available embryos

7.75 ± 5.6

8.91 ± 6.9a

5.34 ± 4.7 b

6.68 ± 6.0

<0.001

  1. Data are presented as mean ± standard deviation unless otherwise specified
  2. NS not significant; BMI body mass index; HA hyperandrogenemia; PCOS polycystic ovary syndrome; Gn gonadotropin; E2 estradiol; LH luteinizing hormone; P4 progesterone; hCG human chorionic gonadotropin; ET embryo transfer
  3. a Significantly different from b or c groups
  4. dThe cancellation rate of embryo transfer to prevent ovarian hyperstimulation syndrome