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Table 8 Comparison of neonatal clinical outcomes between ET and NC groups

From: Comparison of general maternal and neonatal conditions and clinical outcomes between embryo transfer and natural conception

Neonatal clinical outcomes

ET group, n (%)

NC group, n (%)

χ2

P

Adjusted OR

95%CI

P

Gender

  

0.62

0.431

   

 Male

231 (51.3)

525 (53.6)

     

 Female

219 (48.7)

455 (46.4)

     

Premature birth

  

24.968

< 0.001

3.267

2.293–4.654

< 0.001

 Yes

112 (24.9)

138 (14.1)

     

 No

338 (75.1)

842 (85.9)

     

Fetal macrosomia

  

0.013

0.911

   

 Yes

11 (2.4)

23 (2.3)

     

 No

439 (97.6)

957 (97.7)

     

Low birth weight (1.5–2.5 kg)

  

14.566

< 0.001

3.052

2.110–4.414

< 0.001

 Yes

84 (18.7)

110 (11.2)

     

 No

366 (81.3)

870 (88.8)

     

Extremely low birth weight

  

0

1

   

(1.0–1.5 kg)

 Yes

4 (0.9)

8 (0.8)

     

 No

446 (99.1)

972 (99.2)

     

Fetal anomaly

  

2.577

0.108

   

 Yes

8 (17.8)

8 (0.8)

     

 No

442 (98.2)

972 (99.2)

     

Neonatal asphyxia

  

0.031

0.861

   

 Yes

9 (2.0)

21 (2.1)

     

 No

441 (98.0)

959 (97.9)

     

Umbilical cord conditions

  

80.454

< 0.001

1.016

0.881–1.172

0.825

 Normal

239 (74.5)

651 (67.6)

     

 Around neck

65 (20.2)

272 (28.2)

     

 Around foot

1 (0.3)

6 (0.6)

     

 Twisted

16 (5.0)

34 (3.5)

     
  1. ET Embryo transfer, NC natural conception