Main Outcome Measurements
Abbreviations:aOR (adjusted odds ratio), CCI (Charlson Comorbidity Index), CI (confidence interval), HCUP (Healthcare Cost and Utilization Project), ICD-9-CM (International Classification of Diseases, Ninth Revision, Clinical Modification), LGIB (lower GI bleeding), LOS (length of stay), NIS (Nationwide Inpatient Sample), RCT (randomized, controlled trial)
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- Time trends and impact of upper and lower gastrointestinal bleeding and perforation in clinical practice.Am J Gastroenterol. 2009; 104: 1633-1641
- ASGE Guideline: the role of endoscopy in the patient with lower-GI bleeding.Gastrointest Endosc. 2005; 62: 656-660
- Lower GI bleeding: epidemiology and diagnosis.Gastroenterol Clin N Am. 2005; 34: 643-664
- Urgent colonoscopy for evaluation and management of acute lower gastrointestinal hemorrhage: a randomized controlled trial.Am J Gastroenterol. 2005; 100: 2395-2402
- Diagnosis and treatment of severe hematochezia. The role of urgent colonoscopy after purge.Gastroenterology. 1988; 95: 1569-1574
- Urgent colonoscopy for the diagnosis and treatment of severe diverticular hemorrhage.N Engl J Med. 2000; 342: 78-82
- Randomized trial of urgent vs. elective colonoscopy in patients hospitalized with lower GI bleeding.Am J Gastroenterol. 2010; 105: 2636-2641
- Editorial: urgent colonoscopy in lower GI bleeding: not so fast.Am J Gastroenterol. 2010; 105: 2643-2645
- Risk factors for mortality in lower intestinal bleeding.Clin Gastroenterol Hepatol. 2008; 6: 1004-1010
- Adapting a clinical comorbidity index for use with ICD-9-CM administrative databases.J Clin Epidemiol. 1992; 45: 613-619
Cost-to-Charge Ratio Files. Healthcare Cost and Use Project (HCUP). September 2012. Agency for Healthcare Research and Quality, Rockville, MD. Available at: www.hcup-us.ahrq.gov/db/state/costtocharge.jsp. Accessed July 28, 2013.
- Early colonoscopy for acute lower GI bleeding predicts shorter hospital stay: a retrospective study of experience in a single center.Gastrointest Endosc. 2003; 58: 841-846
- Timing of colonoscopy: impact on length of hospital stay in patients with acute lower intestinal bleeding.Am J Gastroenterol. 2003; 98: 317-322
- Outcomes of weekend admissions for upper gastrointestinal hemorrhage: a nationwide analysis.Clin Gastroenterol Hepatol. 2009; 7: 296-302.e1
- Prediction of outcome of acute GI hemorrhage: a review of risk scores and predictive models.Gastrointest Endosc. 2004; 60: 85-93
- Risk stratification in upper gastrointestinal bleeding.J Clin Gastroenterol. 2007; 41: 559-563
- The role of colonoscopy in evaluating hematochezia: a population-based study in a large consortium of endoscopy practices.Gastrointest Endosc. 2013; 77: 410-418
- The changing face of hospitalization due to gastrointestinal bleeding and perforation.Aliment Pharmacol Ther. 2011; 33: 585-591
- The prevalence of perioperative visual loss in the United States: a 10-year study from 1996 to 2005 of spinal, orthopedic, cardiac, and general surgery.Anesth Analg. 2009; 109: 1534-1545
DISCLOSURE: The authors disclosed no financial relationships relevant to this publication. The study was supported by a research grant from the Inflammatory Bowel Disease Working Group and the American College of Gastroenterology (to U.N.).
If you would like to chat with an author of this article, you may contact Dr Navaneethan at [email protected] .