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Table 2 Results of ICSI cycles using frozen-thawed sperm retrieved by Hotchkiss modified technique

From: Successful pregnancies and healthy live births using frozen-thawed sperm retrieved by a new modified Hotchkiss procedure in males with retrograde ejaculation: first case series

Patients

Number of ICSI cycles performed

Fertilization rate (nb of 2PN zygotes/nb of mature oocytes) for each cycle

Number of embryos obtained for each cycle

Number (and quality*) of embryos transferred for each cycle

Number of frozen embryos for each cycle

Clinical pregnancies for each cycle

Live births (sex) for each cycle

Number of thawed embryos transferred for each cycle

Pregnancies after transfer of thawed embryos for each cycle

Live births after thawed embryo transfer

1

4

3/5; 5/5; 0/2; 2/4

3; 5; 0; 2

1(A); 2(blasto); 0; 2(blasto)

2; 0; 0; 0

0; 0; 0; 1

0; 0; 0; 2 (F,M)

2

0

0

2

2

2/6; 1/2

2; 1

2(B,B); 1(A)

0; 0

0; 0

0; 0

-

-

-

3

4

9/9; 9/9; 9/9; 3/5

9; 9; 9; 3

1(blasto); 1(blasto); 1(blasto); 1(B)

2;0;2;0

0; 1; 0; 0

0; 1 (F); 0; 0

-

-

-

4

1

2/3

2

1(B)

0

0

0

-

-

-

5

1

5/5

5

2 (A,B)

0

0

0

-

-

-

6

1

3/4

3

2(B,B)

0

1

1(F)

-

-

-

7

3

7/11; 1/1; 7/9

7; 1; 7

1(A); 1(A); 2(A,A)

2; 0; 1

0; 1; 0

0; 0; 0

2; 0; 1

0; 0; 1

0

8

5

0/4; 2/7; 5/14; 6/9; 1/10

0; 2; 5; 2; 1

0; 2(A,C); 2(B,B); 2(B,B); 1(B)

0; 3; 0; 0; 0

0; 0; 0; 0; 0

0; 0; 0; 0; 0

-

-

-

9

3

4/4; 6/9; 4/8

4; 6; 4

2(A,B); 2(A,B); 2(B,B)

1; 0; 0

1; 1; 1

0; 1(M); 1(M)

-

-

-

10

1

4/4

4

1

2

1

1(M)

-

-

-

  1. F Female, M Male, Blasto blastocyst, A grade A embryo, B grade B embryo, C grade C embryo
  2. *: embryo grade is expressed according to the ASEBIR embryo assessment criteria [30]