Table 2. Effect of anesthesia on the full-term development of First-oocytes after in vitro fertilization (IVF) or intracytoplasmic sperm injection (ICSI).
Exp. | Collection method | No. of used oocytes |
No. of oocytes surviving after ICSI |
No. (%) * of oocytes with 2PN formed |
No. of embryos developed to 2 cell |
No. of transferred embryos (no. of recipients) |
No. (%) * [min–max] of offspring |
---|---|---|---|---|---|---|---|
IVF | Control | 141 | - | 139 (98.6) a | 139 | 89 (8) | 65 (73.0) a [33.3–100] |
Operation | 159 | - | 148 (93.1) a | 147 | 72 (6) | 43 (59.7) a [40.0–81.8] | |
ICSI | Control | 141 | 82 | 82 (100) b | 80 | 70 (7) | 41 (58.6) b [28.6–70.0] |
Operation | 141 | 114 | 111 (97.4) b | 111 | 99 (7) | 54 (54.5) b [30.0–88.9] |
PN: Pronuclei. * Identical letters indicate no significant differences by Pearson’s Chi-square test (P > 0.01).