Risk factors for lung cancer a case–control study

Authors: YukLan Chiu XiaoRong Wang Hong Qiu Ignatius TakSun Yu

Publish Date: 2010/01/19

Volume: 21, Issue: 5, Pages: 777-785

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Abstract

To identify etiological connections of lung cancer in Chinese women in Hong Kong who are among the highest in lung cancer incidence and mortality we conducted a case–control study in which 279 female lung cancer cases and 322 controls were selected and frequency matched A variety of information including dietary habits occupational history smoking domestic environmental exposures and family history of cancer was collected and their associations with lung cancer were analyzed with logistic analysis approach In addition to positive associations with exposures to cooking emissions and to radon at home smoking and family cancer history we observed that increasing consumption of meat was linked to a higher risk whereas consumptions of vegetables had a strong protective effect against lung cancer Moderate consumption of coffee appeared to be beneficial against the disease Those never employed and domestic helpers were at a higher risk The results indicated that environmental exposures risky personal behaviors or lifestyle as well as family cancer aggregation are among important contributors to the high incidence of lung cancer in Hong Kong females

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