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Table 5 Cases distribution in two culture media

From: The effects of embryo culture media on the birthweight of singletons via fresh or frozen-thawed embryo transfer: a large-scale retrospective study

  Cleavage Blastocyst
Year (s) Vitrolife
(ET cases)
SAGE
(ET cases)
Vitrolife
(FET cases)
SAGE
(FET cases)
FET + ET
(cases)
2009–2010 12 708 49 237 13
2011 138 430 78 135 81
2012 269 198 75 41 140
  1. ET fresh embryo transfer
  2. FET frozen-thawed embryo transfer