Letters Perinatal death in twins

Author's reply on absolute risk

BMJ 2007; 334 doi: https://doi.org/10.1136/bmj.39176.426424.3A (Published 12 April 2007) Cite this as: BMJ 2007;334:762
  1. Gordon C S Smith, professor of obstetrics and gynaecology
  1. Department of Obstetrics and Gynaecology, Cambridge University, Rosie Hospital, Cambridge CB2 2SW
  1. gcss2{at}cam.ac.uk

    In response to Cheetham,1 as stated, our study was able only to address the relative risk to the second twin given the nature of the data.2 We previously addressed both absolute risk and the effect of caesarean section using record linkage of …

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