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. 2020 Jun 6;66(5):427–433. doi: 10.1262/jrd.2020-059

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).