![]() NIS is the largest all-payer inpatient care database in the U.S. Methods: We analyzed the Nationwide Inpatient Sample (NIS) database for all subjects with the diagnosis of malignant neoplasm of the stomach (ICD-9 code 151.x) as primary diagnosis during the period from 2001–2011. The aim of this study is to determine the inpatient burden of gastric cancer in the United States. ![]() Limited epidemiological data exists on national inpatient hospitalization trends. Over one-half of patients have advanced disease at the time of presentation, leading to a significant burden on the healthcare system. ![]()
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