Background and Aims
Abbreviations:aOR (adjusted odds ratio), CDI (Charlson/Deyo Index), CI (confidence interval), GDA (gastroduodenal angiodysplasia), GIAD (GI angiodysplasia), ICD-9-CM (International Classification of Diseases, Ninth Revision, Clinical Modification), ICU (intensive care unit), LOS (length of stay), NIS (National Inpatient Sample), SD (standard deviation), SES (socioeconomic status)
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DISCLOSURE: All authors disclosed no financial relationships relevant to this publication.
See CME section; p. 506.
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