JSOG-ART Annual Report 2021

This ART report on the clinical results of in vitro fertilization, embryo transfer and related treatment in 2021 presents yearly tables and charts of treatment cycles and births for IVF, ICSI and frozen-thawed embryo transfer (FET). For 2021, the report lists 498,140 total treatment cycles, 269,170 transfer cycles, 94,164 pregnancy cycles and 67,833 live-birth cycles. Further tables and charts present results by patient age and pregnancy rates per transfer by embryo stage at transfer and by age. Appendix 1 gives detailed results by age and treatment method for 2007 to 2021, and the document refers readers to the Journal of the Japan Society of Obstetrics and Gynecology for details.