Non-viral risk factors for nasopharyngeal carcinoma in the Philippines: results from a case-control study.

@article{West1993NonviralRF,
  title={Non-viral risk factors for nasopharyngeal carcinoma in the Philippines: results from a case-control study.},
  author={Sheila K West and Allan Hildesheim and Mustafa Dosemeci},
  journal={International journal of cancer},
  year={1993},
  volume={55 5},
  pages={722-7}
}
In a case-control study of NPC conducted in the Philippines, 104 predominantly non-Chinese (< 10% ethnically Chinese) cases of nasopharyngeal carcinoma (NPC) and 205 hospital and community controls were recruited. Risk factor information was obtained through personal interview. The occupational history of each subject was reviewed "blind" by an industrial hygienist to determine estimates of exposure to formaldehyde, solvents, dusts, exhaust and pesticides. After control for confounding… CONTINUE READING