Chinese and South Asian ethnicity, immigration status, and clinical cancer outcomes in the Ontario Cancer System

Abstract

BACKGROUND: In the United States, certain minority groups have been shown to have inferior cancer outcomes compared with the white majority population. However, to the authors' knowledge, the majority of research has not separated ethnicity from immigration status. The objective of the current study was to determine the impact of ethnicity, independent of immigration status, on cancer outcomes in Chinese and South Asian populations in Ontario, Canada. METHODS: The authors conducted a population-based retrospective cohort study using administrative databases in Ontario, Canada. Incident cancer cases were captured in Canadian-born Chinese and South Asian individuals, Chinese and South Asian im..