The idea that women outnumber men by 14 to 1 as casualties of natural disasters has been repeated in newspapers and online for years - the UN have even used this statistic.But when you track down the source, the research behind this claim leaves much to be desired.Presenter: Kate Lamble Series producer: Tom Colls Production co-ordinator: Brenda Brown Sound mix: Nigel Appleton Editor: Richard Fenton-Smith