2020
DOI: 10.7759/cureus.9799
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Rheumatoid Arthritis is Not Associated with Increased Inpatient Mortality in Patients Admitted for Acute Coronary Syndrome

Abstract: Objectives: This study aims to compare the outcomes of patients admitted primarily for acute coronary syndrome (ACS) with and without a secondary diagnosis of rheumatoid arthritis (RA). Methods: Data were abstracted from the National Inpatient Sample (NIS) 2016 and 2017 Database. The NIS was searched for hospitalizations of adult patients with ACS as principal diagnoses, with and without RA as a secondary diagnosis. The primary outcome was inpatient mortality. Secondary outcomes were hospitalization characteri… Show more

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Cited by 15 publications
(17 citation statements)
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“…Hence, we waived institutional review board approval. This section is similar to prior NIS papers [14][15][16][17][18][19].…”
Section: Source Of Datamentioning
confidence: 84%
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“…Hence, we waived institutional review board approval. This section is similar to prior NIS papers [14][15][16][17][18][19].…”
Section: Source Of Datamentioning
confidence: 84%
“…NIS is the largest inpatient national database in the US [15,16]. Discharges are weighted to maintain national representation [17]. A maximum of 30 and 40 discharge diagnoses per hospitalization can be recorded in 2016 and 2017 NIS, respectively [18].…”
Section: Source Of Datamentioning
confidence: 99%
“…This dataset is weighted to obtain national estimates [ 19 , 20 ]. Both the 2016 and 2017 database are coded using the International Classification of Diseases, Tenth Revision, Clinical Modification/Procedure Coding System (ICD-10-CM/PCS) [ 21 , 22 ].…”
Section: Methodsmentioning
confidence: 99%
“…The NIS provides data on racial distribution of the hospitalizations: Race, uniform coding: (1) White, (2) Black, (3) Hispanic, (4) Asian or Pacific Islander, (5) Native American, (6) other. We combined groups 4, 5, and 6 into "others", forming a modified racial grouping as employed in prior NIS based publications [16][17][18][19][20][21].…”
Section: Study Populationmentioning
confidence: 99%