Preimplantation genetic testing for aneuploidy on previously cryopreserved unbiopsied blastocysts: a cohort study in women with IVF pregnancy loss

Table 4 Clinical outcomes after the initial FET limited to the transfer of a single blastocyst

	PGT-A group	Non PGT-A group	Multivariate OR (95% CI)	Adjusted P-value
No. of cycles	N = 57	N = 63
Biochemical pregnancy	37 (64.9%)	39 (61.9%)	0.88 (0.42, 1.87)	0.741
Clinical pregnancy	35 (61.4%)	38 (60.3%)	0.96 (0.44, 2.09)	0.916
Total pregnancy loss^a	15 (26.3%)	13 (20.6%)	0.74 (0.31, 1.76)	0.502
Live birth	21 (36.8%)	26 (41.3%)	1.10 (0.50, 2.39)	0.815

Adjusted for the woman’s age at oocyte retrieval and embryo transfer, number of pregnancy losses, embryonic status in previous losses, and embryo quality
FET Frozen embryo transfer, CI Confidence interval, PGT-A Preimplantation genetic testing for aneuploidy
^aOne woman was diagnosed with an ectopic pregnancy

ISSN: 1477-7827