Findings predict clinical pregnancy and live birth rates in women transferring frozen-thawed poor-quality blastocysts, implying a potential selection strategy.
Day 3 embryo quality predicts clinical pregnancy and live birth rates following single frozen-thawed poor-quality blastocyst transfer. When only poor-quality blastocysts are obtained, selecting one derived from Day 3 good-quality embryo for transfer might shorten the time to achieve a live birth.
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Yang et al. (2026) studied this question.
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