Table 2. Adequate spermatozoa retrieval rate for ICSI according to the number of PESA and the procedure performed.
Procedure 1st PESA
(n=125)
2nd PESA
(n=26)
3rd PESA
(n=4)
4th PESA
(n=1)
5th PESA
(n=1)
PESA n (cum. %) 114 (91.2%) 21 (80.8%) 4 (100%) 1 (100%) 0
Contralateral PESA n (cum.%) 5 (95.2%) 2 (88.5%) - - 0
TESA n (cum. %) 6 (100%) 3 (100%) - - 1 (100%)