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49 CAI before colonoscopy is as effective as nurse counselling, a clinical pilot trial 17. Lai EJ, Calderwood AH, Doros G, Fix OK, Jacobson BC. The Boston bowel preparation scale: a valid and reliable instrument for colonoscopy-oriented research. Gastrointestinal endoscopy. 2009;69(3 Pt 2):620-5. 18. Rostom A, Jolicoeur E. Validation of a new scale for the assessment of bowel preparation quality. Gastrointestinal endoscopy. 2004;59(4):482-6. 19. Fox MP. A systematic review of the literature reporting on studies that examined the impact of interactive, computer-based patient education programs. Patient education and counselling. 2009;77(1):6-13. 20. Chan AW, Tetzlaff JM, Altman DG, Laupacis A, Gotzsche PC, Krleza-Jeric K, et al. SPIRIT 2013 statement: defining standard protocol items for clinical trials. Annals of internal medicine. 2013;158(3):200-7. 21. Garg S, Girotra M, Chandra L, Verma V, Kaur S, Allawy A, et al. Improved Bowel Preparation with Multimedia Education in a Predominantly African-American Population: A Randomized Study. Diagn Ther Endosc. 2016;2016:2072401. 22. Wilson LJ, Yepuri JN, Moses RE. The Advantages and Challenges of Measuring Patient Experience in Outpatient Clinical Practice. Part 2: History of Patient Satisfaction in Health Care. The American journal of gastroenterology. 2016;111(5):587-8. 2