Letters

Eating more vegetables might explain reduced asthma symptoms

BMJ 2004; 328 doi: https://doi.org/10.1136/bmj.328.7452.1380-a (Published 03 June 2004) Cite this as: BMJ 2004;328:1380
  1. Ruoling Chen, honorary senior lecturer (ruoling.chen@westminster-pct.nhs.uk),
  2. Zhi Hu, professor of health administration and epidemiology,
  3. Anthony Seaton, emeritus professor of environmental and occupational medicine
  1. Department of Epidemiology and Public Health, University College London, London WC1E 6BT
  2. School of Health Administration, Anhui Medical University, Hefei, Anhui 230032, China
  3. Department of Environmental and Occupational Medicine, University of Aberdeen, Aberdeen AB25 2ZD

    EDITOR—Anderson et al report a decrease in the prevalence of asthma symptoms among 12-14 year olds in the British Isles.1

    In a community survey in rural China we examined the risks of asthma and wheeze in relation to fresh vegetable consumption among lifelong non-smokers. All residents (n = 38 109) in three townships (Yijing, Huigong, Fushan) of Zongyang County were visited by trained interviewers in 1993, and those aged > 15 years (n = …

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