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Table 1 Clinical summary of application of PGS on frozen/warmed blastocysts

From: Assessment of clinical application of preimplantation genetic screening on cryopreserved human blastocysts

Age (range) ≤35 (28–34) ≤36 (36–44) Egg donor Total
No. of cases 17 16 2 35
No. of embryos warmed 121 98 15 234
No. (%) of embryos survived 119 (98.3) 60 (91.8) 15 (100) 224 (95.7)
No. of embryos biopsied 119 90 15 224
No. (%) of samples without test results 1 (0.8) 1 (1.1) 1 (6.7) 3 (1.3)
No. (%) of embryos with test results 118 (99.2) 89 (98.8) 14 (93.3) 221 (98.7)
No. (%) of normal embryos 72 (61.0) 51 (57.3) 8 (57.1) 131 (59.3)
No. (%) of abnormal embryos 46 (38.9) 38 (42.7) 6 (42.9) 90 (40.7)
No. of transfer 17 15a 2 34
No. (%) of clinical pregnancy 9 (52.9) 7 (46.7) 2 (100) 18 (52.9)
No. of delivery and ongoing pregnancy 6 (35.3) 6 (40.0) 2 (100) 14 (41.2)
No. of embryos transferred 32 25 4 61
No. (%) of embryos implanted 13 (40.6) 10 (40.0) 3 (75.0) 26 (42.6)
  1. aOne patient did not have transfer due to all abnormal embryos