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Extending IVF cycles beyond usual three or four shows benefit

BMJ 2015; 351 doi: https://doi.org/10.1136/bmj.h6913 (Published 23 December 2015) Cite this as: BMJ 2015;351:h6913
  1. Jacqui Wise
  1. 1London

Extending the number of in vitro fertilisation (IVF) cycles beyond the usual three or four could be beneficial, a UK study published in JAMA has found.

The prospective study included 156 947 women who received 257 398 IVF ovarian stimulation cycles from 2003 to 2010 and were followed up until 2012.1 The median age of the women at the start of treatment was 35, and they had been infertile for an average of four years.

Overall, the live birth rate from …

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