Risk factors associated with vasovagal reactions during colonoscopy

Rankin, 1987, Indications, contraindications, and complications of colonoscopy Macrae, 1983, Toward safer colonoscopy: a report on the complications of 5000 diagnostic or therapeutic endoscopies, Gut, 24, 376, 10.1136/gut.24.5.376 Gilbert, 1984, The national ASGE colonoscopy survey: complications of colonoscopy [Abstract], Gastrointest Endosc, 30, 156 DiPrima, 1988, Age as a risk factor in colonoscopy: fact versus fiction, Am J Gastroenterol, 83, 123 Fennerty, 1990, Physiologic changes during endoscopy, Gastrointest Endosc, 36, 22, 10.1016/S0016-5107(90)70916-9 Hartke, 1989, Midazolam-associated alterations in cardiorespiratory function during colonoscopy, Gastrointest Endosc, 35, 232, 10.1016/S0016-5107(89)72764-4 DiSario, 1991, Monitoring of blood pressure and heart rate during routine endoscopy: a prospective, randomized, controlled study, Am J Gastroenterol, 86, 956 Hunt, 1983, Towards safer endoscopy [Editorial], Gut, 24, 371, 10.1136/gut.24.5.371 Waxman, 1991, Limited benefit of atropine as premedication for colonoscopy, Gastrointest Endosc, 37, 329, 10.1016/S0016-5107(91)70725-6 Reves, 1985, Midazolam: pharmacology and uses, Anesthesiology, 62, 310, 10.1097/00000542-198503000-00017 DiMiccio, 1987, Evidence for control of cardiac vagal tone by benzodiazepine receptors, Neuropharmacology, 26, 553, 10.1016/0028-3908(87)90147-X Herman, 1990, Avoidance of sedation during total colonoscopy, Dis Colon Rectum, 33, 70, 10.1007/BF02053206