Socio-economic inequalities in stage at diagnosis, and in time from first symptom to treatment, for lung cancer: systematic review and meta-analysis

Background Cancer diagnosis at an early stage increases the chance of curative treatment and of survival. It has been suggested that delays on the pathway from first symptom to diagnosis and treatment may be socio-economically patterned, and contribute to socio-economic differences in receipt of treatment and in cancer survival. This review aimed to assess the published and grey literature evidence for socio-economic inequalities in stage at...