Impact of severe mental illness on cancer stage at diagnosis and subsequent mortality: A population-based register study

Excess mortality in individuals with severe mental illness (SMI) is often explained by physical comorbidity and suboptimal healthcare. Cancer is a prevalent cause of death, and tumour stage at diagnosis is a strong predictor of mortality. We aimed to study cancer incidence, disease stage at diagnosis and subsequent mortality in individuals with SMI compared to individuals without SMI. The entire Danish population was followed in 1978–2013 using...