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TABLE 1. Summary of results after zona drilling (ZD), partial zona dissection (PZD), sub-zonal sperm insertion (SUZI) and intracytoplasmatic sperm injection (ICSI).

Technique

Patients

Cycles

Transfers (%)

Pregnancies (%)

Miscarriages (%)

SUZI

430

520

352 (67.7)

49 (9.4)

13 (26.5)

PZD

359

391

171 (43.7)

14 (3.6)

2

MIXED
(SUZI & ICSI)
(SUZI & PZD)

136

153

118 (77.1)

11 (7.2)

2

ICSI

54

60

59 (98.3)

8 (13.3)

3

ZD

26

26

4 (15.4)

1

1

TOTAL

1005

1150

704 (61.2)

83 (7.2)

21 (25.3)

Source: Focus on Reproduction, Newsletter of the European Society of Human Reproduction and Embryology.