Risk factors for oesophageal cancer in the Eastern Cape Province of South Africa
A multicenter hospital-based case-control study with incidence density sampling was conducted between November 2001 and February 2003 to assess the impact of social and dietary habits, and the consumption of dietary and medicinal wild plants on the risk of developing oesophageal cancer (OC) among residents of the Eastern Cape Province of South Africa. The study was conducted on 670 incident cases (98/% response rate) and 1188 controls (96/% response rate) attending either of the three major referral hospitals in the Province, i.e Umtata General, Frere and Cecilia Makiwane Hospitals.
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Department of Public Health and Family Medicine