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Exposure to spouse's smoking increases risk of lung cancer by over 20%

BMJ 2004; 328 doi: (Published 09 January 2004) Cite this as: BMJ 2004;328:70
  1. Roger Dobson
  1. Abergavenny

    Long term smokers increase their spouses' risk of developing lung cancer by more than 20%, according to a new report.

    Occupational exposure to secondary smoke increases the likelihood of developing the disease by a similar amount, says the report, which is being published in the International Journal of Cancer and was published online on 10 December 2003 ahead of print publication (see “Early View” on

    “This pooled analysis of two large studies of second-hand smoke and lung cancer provides firm evidence for a dose-response relationship between lung cancer risk and duration of exposure to second-hand smoke for the three …

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