13th February 2024

An oncology unit wants to investigate the relationship between the use of a novel lung cancer therapy and the development of liver cirrhosis.

An oncology unit wants to investigate the relationship between the use of a novel lung cancer therapy and the development of liver cirrhosis. A cohort study was selected as the study design of choice and outcomes. Data including age, smoking status, alcohol status, obesity and gender. 

Which of the following conclusions should NOT be derived from this study?