Table 2 Baseline characteristics and ICSI outcomes
ICSI with D0 or D1 Spz in all couples | ICSI with D0 and D1 Spz among the same couples | |||||
|---|---|---|---|---|---|---|
D0 | D1 | p value | D0 | D1 | p value | |
No. cycles | 34 | 18 | 4 | 8 | ||
Female age (y) | 31.1 | 32.4 | 0.931 | 33.0 | 35.4 | 0.555 |
Male age (y) | 38.7 | 38.1 | 0.658 | 35.0 | 36.6 | 0.801 |
Etiology of infertility: Male factor only (%) | 64.7 | 61.1 | 0.798 | 75.0 | 50.0 | 0.576 |
No. collected oocytes (mean No oocyte/woman) | 326 (9.6) | 195 (10.8) | 0.325 | 41 (10.3) | 105 (13.1) | 0.549 |
No. injected oocytes | 269 | 130 | 32 | 70 | ||
No. fertilized oocytes (%) | 159 (59.1) | 74 (56.9) | 0.678 | 26 (81.3) | 37 (52.9) | 0.006 |
No. embryos (%) | 186 (69.1) | 82 (63.1) | 0.226 | 29 (90.6) | 44 (62.9) | 0.004 |
No. “TOP” embryos (%) | 73 (39.2) | 37 (45.1) | 0.368 | 15 (51.7) | 13 (29.5) | 0.057 |
No. fresh transfered embryos | 63 | 27 | 8 | 13 | ||
Fresh implantation rate (%) | 23.8 | 11.1 | 0.167 | 37.5 | 15.4 | 0.248 |
Fresh pregnancy rate (%) | 32.4 | 11.1 | 0.092 | 50.0 | 12.5 | 0.157 |
Fresh delivery rate (%) | 29.4 | 5.6 | 0.045 | 50.0 | 12.5 | 0.157 |
No. cycles with cryopreserved embryos (%) | 17 (50.0) | 6 (33.3) | 0.250 | 1 (75.0) | 4 (37.5) | 0.221 |
No. cryopreserved embryos (%) | 66 (35.5) | 23 (28.0) | 0.234 | 13 (44.8) | 10 (22.7) | 0.047 |
No. cryopreserved embryos thawed and transfered | 35 | 23 | 1 | 10 | ||
Cumulated implantation rate (%) | 21.6 | 9.8 | 0.102 | 40 | 17.6 | 0.201 |
Cumulated pregnancy rate (%) | 29.4 | 12.5 | 0.092 | 60 | 16.7 | 0.074 |
Cumulated delivery rate (%) | 27.5 | 8.3 | 0.049 | 60 | 16.7 | 0.074 |