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Table 7 Clinical outcome in LAH and N-LAH groups

From: Laser-assisted hatching in lower grade cleavage stage embryos improves blastocyst formation: results from a retrospective study

 

LAH

N-LAH

P

Cycles (n)

77

57

 

Female age (yrs)

31.0 ± 4.1

31.4 ± 3.9

0.61

Blastocyst transferred

1.5 ± 0.5

1.5 ± 0.5

0.829

Good blastocyst transferred

0.9 ± 0.7

0.8 ± 0.7

0.613

Clinical pregnancy rate (%)

49.4(38/77)

40.4(23/57)

0.381

Implantation rate (%)

37.1(43/116)

32.2(28/87)

0.47

Miscarriage rate (%)

15.8(6/38)

8.7(2/23)

0.698

Number of delivery

22

19

 

Ongoing pregnancy

10

2

 

Number of newborns

27

23

 

Birth weight (g)

3308 ± 265

3280 ± 572

0.87

LBW

2

4

 

Congenital malformations

0

0

 
  1. LAH Laser assisted hatching, N-LAH Non laser assisted hatching, LBW low birth weight