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Table 4 Analysis of factors influencing the high-quality embryo formation rate of 54 zygotes derived from oocytes matured within 24 h

From: Analysis of maturation dynamics and developmental competence of in vitro matured oocytes under time-lapse monitoring

 

High-quality embryo formation rate, %

Chi square

P value

OR

95% CI

Patient age, years

 

0.162

0.687

1.273

0.393–4.117

  < 33 (n = 35)

31.4

    

  ≥ 33 (n = 19)

36.8

    

FSH, mIU/ml

 

1.015

0.314

1.818

0.565–5.854

  < 7 (n = 35)

28.6

    

  ≥ 7 (n = 19)

42.1

    

AMH, ng/ml

 

3.726

0.071

0.258

0.062–1.078

  < 4 (n = 11)

60.0

    

  ≥ 4 (n = 43)

27.9

    

E2 on hCG day, pg/ml

 

0.149

0.700

0.800

0.257–2.486

  < 3000 (n = 25)

36.0

    

  ≥ 3000 (n = 29)

31.6

    

P on hCG day, ng/ml

 

4.506

0.034

0.283

0.086–0.932

  < 1 (n = 25)

48.0

    

  ≥ 1 (n = 29)

20.7

    

GV diameter, μm

 

3.375

0.066

0.333

0.101–1.099

  < 30 (n = 18)

50.0

    

  ≥ 30 (n = 36)

25.0

    

Oocyte diameter, μm

 

0.375

0.540

0.691

0.212–2.258

  < 110 (n = 18)

38.9

    

  ≥ 110 (n = 36)

30.6

    

GV-MI, h

 

4.441

0.035

0.196

0.039–0.988

  < 4.5 (n = 38)

42.1

    

  ≥ 4.5 (n = 16)

12.5

    

MI-MII, h

 

0.993

0.319

0.538

0.158–1.835

  < 16 (n = 34)

38.2

    

  ≥ 16 (n = 20)

25.0

    

GV-MII, h

 

6.400

0.011

0.220

0.066–0.738

  < 19 (n = 23)

52.2

    

  ≥ 19 (n = 31)

19.4

    

MII-ICSI, h

 

1.403

0.236

2.080

0.612–7.067

  < 6 (n = 21)

23.8

    

  ≥ 6 (n = 33)

39.4

    
  1. FSH follicle stimulating hormone, AMH anti-Müllerian hormone, E2,estradiol, P progesterone, GVs germinal vesicle