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Table 3 Comparison between the clinical parameters, and mean levels of serum prolactin in the pregnant and non pregnant groups

From: Changes in serum prolactin level during intracytoplasmic sperm injection, and effect on clinical pregnancy rate: a prospective observational study

 

Pregnant

Non pregnant

P-value

Age (years)

29.2 ± 6 (26.9–31.6)

29.8 ± 5.2 (28.7–31.1)

0.644

AFC (follicles)

15.1 ± 7.2 (12.3–17.9)

12.1 ± 5.7 (10.7–13.5)

0.101

FSH (IU/mL)

7 ± 3.4 (5.7–8.3)

6.4 ± 2.6 (5.8–7.1)

0.403

LH (IU/mL)

5.5 ± 2.6 (4.5–6.6)

5.1 ± 2.9 (4.4–5.8)

0.487

TSH (mIU/L)

2.10 ± 0.84 (1.78–2.43)

1.96 ± 0.84 (1.75–2.18)

0.467

BMI (kg/m2)

29.1 ± 1.4(28.5–29.6)

29.1 ± 1.5 (28.7–29.5)

0.853

Basal PRL level (ng/ml)

12.8 ± 6.5 (10.3–15.3)

14.1 ± 6.8 (12.4–15.8)

0.414

PRL before OPU (ng/ml)

15.7 ± 11.2 (11.4–20.1)

17.3 ± 11.8 (14.3–20.3)

0.551

PRL after OPU (ng/ml)

35.2 ± 25.4 (25.4–45.1)

41.4 ± 25.4 (35–47.8)

0.286

PRL before ET (ng/ml)

9.7 ± 7.6 (6.7–12.6)

12.3 ± 10.9 (9.5–15)

0.254

Number of oocytes retrieved in OPU

22.8 ± 9.6 (19.1–26.6)

14.8 ± 10.3 (12.2–17.4)

0.001*

Number of metaphase II oocytes

7.3 ± 2.6 (6.3–8.3)

5.1 ± 2.8 (4.4–5.8)

0.001*

Fertilization rate (%)

82 ± 13.1 (76.87–87.03)

81.4 ± 17.2 (77–85.7)

0.954

Number of embryos transferred

3.7 ± 0.7 (3.4–4)

3 ± 1.1 (2.7–3.2)

0.001*

Number of high quality embryos

3.5 ± 6.9 (3.1–3.8)

2.6 ± 1.3 (2.3–2.9)

0.002*

Number of low quality embryos

1.2 ± 0.4 (0.8–1.6)

1.1 ± 0.2 (0.9–1.2)

0.391

  1. Values are given as mean ± SD (95% CI)
  2. *Statistically significant result p < 0.05