Fig. 1From: Impact of comorbid conditions on participation in an organised colorectal cancer screening programme: a cross-sectional studyFlowchart of the study. 1Corresponding to individuals involved in the cluster randomized controlled trial Colo-alert (see reference [19]). 2Colonoscopy performed in the last five years or faecal occult blood test in the last two years. BCCSP: Colorectal Cancer Screening Programme of BarcelonaBack to article page