Occupational risk factors for nasopharyngeal carcinoma in Hong Kong Chinese: a case-referent study.

Purpose: This study aimed to investigate the occupational risk factors for nasopharyngeal carcinoma (NPC) in Hong Kong Chinese.

Methods: We conducted a case-referent study with 352 incident cases and 410 referents recruited between June 2010 and December 2012. Full occupational histories were obtained via face-to-face interviews.

Tobacco smoking, family history, and the risk of nasopharyngeal carcinoma: a case-referent study in Hong Kong Chinese.

Purpose: This study aimed to investigate the associations of tobacco smoking and family history of nasopharyngeal carcinoma (NPC) with the risk of NPC in Hong Kong Chinese.

Methods: Between June 2010 and December 2012, we conducted a case-referent study with 352 incident cases and 410 referents in Hong Kong. We collected information on tobacco smoking and family history of NPC via face-to-face interviews.

Domestic incense burning and nasopharyngeal carcinoma: a case-control study in Hong Kong Chinese.

Incense burning is a powerful producer of carcinogens and has been considered as a risk factor for nasopharyngeal carcinoma (NPC). We conducted a case-control study and case-only analyses to investigate the effect of incense burning and its interaction with genetic background on NPC risk among Hong Kong Chinese. Between June 2010 and December 2012, we recruited 352 incident cases of NPC and 410 controls.