For healthcare professionals only


Childhood cancer and power lines: Authors' reply

BMJ 2005; 331 doi: (Published 15 September 2005) Cite this as: BMJ 2005;331:636
  1. Gerald Draper, honorary senior research fellow (,
  2. Tim Vincent, research officer,
  3. Mary E Kroll, statistician,
  4. John Swanson, scientific adviser
  1. Childhood Cancer Research Group, University of Oxford, Oxford OX2 6HJ
  2. National Grid Transco, London WC2N 5EH

    Editor—We thank everyone who has commented on our paper. We have been criticised for publishing alarming results that we cannot explain. We should have preferred to delay publication until we could analyse magnetic field exposure data and, if possible, explain our results. It would have been unethical, however, not to publish results of potential health significance. Moreover, these results had been partially leaked, and the only satisfactory response was to publish.

    Percentages of subjects living close to high voltage power lines. Comparisons between cases and controls and between different data sources for roughly comparable periods

    Day et al and Hepworth et al discuss our results in relation to those of the UK childhood cancer study (UKCCS)1. Contrary to the statement by Hepworth et al, the results of the two studies are not inconsistent, and we are puzzled by some of …

    View Full Text

    Log in

    Log in through your institution


    * For online subscription