Figure 1

VCR Reference for ascertainment bias in the Cancer 2015 cohort. (A) The Cancer 2015 Cohort by cancer type, compared with the VCR 2011 census of solid-cancers only (with removal of paediatric and haematological cancers). Note: melanoma incidences represent advanced stages only. (B) The Reference Cohort obtained from the VCR 2011 census of solid-cancers data segmented into various cancer staging groups compared with the Cancer 2015 Cohort as a percentage of each random sample number.