References
- Bowles CJ, Leicester R, Romaya C, Swarbrick E, Williams CB, Epstein O. A prospective study of colonoscopy practice in the UK today: are we adequately prepared for national colorectal cancer screening tomorrow? Gut 2004;53:277–83.
- Cotton PB, Hawes RH, Barkun A, Ginsberg GG, Amman S, Cohen J. Excellence in endoscopy: toward practical metrics. Gastrointest Endosc 2006;63:286–91.
- Naylor G, Gatta L, Butler A, Duffet S, Wilcox M, Axon AT. Setting up a quality assurance program in endoscopy. Endoscopy 2003;35:701–7.
- Faigel DO, Pike IM, Baron TH, Chak A, Cohen J, Deal SE. Quality indicators for gastrointestinal endoscopic procedures: an introduction. Am J Gastroenterol 2006;101:866–72.
- Hoff G, Bretthauer M, Huppertz-Hauss G, Kittang E, Stallemo A, Hoie O. The Norwegian Gastronet project: Continuous quality improvement of colonoscopy in 14 Norwegian centres. Scand J Gastroenterol 2006;41:481–7.
- Lin B, Kelly E. Methodological issues in patient satisfaction surveys. Int J Health Care Qual Assur 1995;8:32–7.
- Skovlund E, Bretthauer M, Grotmol T, Larsen IK, Hoff G. Sensitivity of pain rating scales in an endoscopy trial. Clin J Pain 2005;21:292–6.
- Laake P, Hjartåker A, Thelle D, Veierød MB. Response rate and selection bias. Epidemiological and clinical research methods, 1st ed. Oslo: Gyldendal akademiske; 2007. p. 196–8 (in Norwegian).
- Ehnfors M, Smedby B. Patient satisfaction surveys subsequent to hospital care: problems of sampling, non-response and other losses. Qual Assur Health Care 1993;5:19–32.
- Aasland OG, Hagen TP, Martinussen PE. The 2002 hospital reform–-physicians' views. Tidsskr Nor Laegeforen 2007;127:2218–21.
- Hill A, Roberts J, Ewings P, Gunnell D. Non-response bias in a lifestyle survey. J Publ Health Med 1997;19:203–7.
- Takahashi Y, Tanaka H, Kinjo M, Sakumoto K. Sedation-free colonoscopy. Dis Colon Rectum 2005;48:855–9.
- Hall JA, Dornan MC. Patient sociodemographic characteristics as predictors of satisfaction with medical care: a meta-analysis. Soc Sci Med 1990;30:811–18.
- Sitzia J, Wood N. Response rate in patient satisfaction research: an analysis of 210 published studies. Int J Qual Health Care 1998;10:311–17.
- Rhodes SD, Bowie DA, Hergenrather KC. Collecting behavioural data using the world wide web: considerations for researchers. J Epidemiol Commun Health 2003;57:68–73.
- Harewood GC, Wiersema MJ, de Groen PC. Utility of Web-based assessment of patient satisfaction with endoscopy. Am J Gastroenterol 2003;98:1016–21.
- Lin OS, Schembre DB, Ayub K, Gluck M, McCormick SE, Patterson DJ. Patient satisfaction scores for endoscopic procedures: impact of a survey-collection method. Gastrointest Endosc 2007;65:775–81.
- Larsen IK, Grotmol T, Bretthauer M, Gondal G, Huppertz-Hauss G, Hofstad B. Continuous evaluation of patient satisfaction in endoscopy centres. Scand J Gastroenterol 2002;37:850–5.