Letters Perinatal death in twins

Absolute risk: better basis for decision making

BMJ 2007; 334 doi: https://doi.org/10.1136/bmj.39164.420150.1F (Published 29 March 2007) Cite this as: BMJ 2007;334:651
  1. Christopher Cheetham, consultant paediatrician (retired) (kimcheetham@btopenworld.com)
  1. High Wycombe HP13 6QW

    Smith et al's conclusion of threefold to fourfold increased mortality in a second twin when born vaginally at term is a relative rather than an absolute risk.1 There was an excess second twin all cause mortality of 73 infants, and an excess second twin anoxic mortality of 60 infants. Altogether there …

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