Lung cancer stage at diagnosis and immigrant English/French language proficiency: a retrospective population level cohort study of urban residents in Ontario, Canada.

ABSTRACT:

Background

Lung and bronchial cancer is the most diagnosed cancer among both sexes in Canada and has one of the lowest survival rates.

Methods

This population level retrospective cohort study examined the associations between the lung cancer stage at diagnosis and English/French fluency. The study used multiple linked health-administrative databases to create a cohort of urban-dwelling Ontarian immigrants and long-term residents aged 45-105 diagnosed with incident lung cancer between 1 January 2010 and 31 December 2020. Modified Poisson regression was used to examine the risk of diagnosis at early vs. late stages among immigrants who do not speak English or French fluently compared with immigrants who speak English or French fluently. The fully adjusted model included age, s

SUBMITTER: Zhong J 

PROVIDER: S-EPMC12481846 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature