Digestive Department;
Endoscopy Unit;
Hospital del Mar;
Parc de Salut Mar;
Barcelona 08003;
Spain;
Colorectal Cancer Research Group;
IMIM(Hospital del Mar Medical Research Institute);
Barcelona 08003;
Spain;
Department of Medicine;
Autonomous University of Barcelona;
Barcelona 08003;
Spain;
Consulting Service on Methodology for Biomedical Research;
IMIM(Hospital del Mar Medical Research Institute);
Barcelona 08003;
Spain;
Colonoscopy; Quality improvement; No-show patients; Nursing education; Patient compliance; Telephone intervention;