The Nationwide Inpatient Sample (NIS) contains information from discharge abstracts submitted by hundreds of community hospitals across the United States, and it frequently has been used as a resource for population-based research comparing the safety of carotid artery stenting (CAS) to that of ...
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Object. Studies using the Nationwide Inpatient Sample (NIS), a large ICD-9-based (International Classification of Diseases, Ninth Revision) administrative database, to analyze aneurysmal subarachnoid hemorrhage (SAH) have been limited by an inability to control for SAH severity and the use of unveri...
Methods Using data from the Nationwide Inpatient Sample (NIS), we identified adults undergoing gastric bypass surgery ( n =92,910) in 2005. Following descriptive analyses, multiple logistic regression models were constructed to examine regional variations in the likelihood of laparoscopic vs. open ...
In our study, we used the Nationwide Inpatient Sample (NIS) database to compare the impact of acute blood loss anemia with adverse outcomes, as compared to a concurrent population of general medical patients. We identified clinical disorders with the highest prevalence of acute blood loss anemia,...
This study examined the prevalence and risk factors of PPCs following THAR using the NIS database, identifying specific pulmonary complications (SPCs) and their associated risks, including pneumonia, acute respiratory failure (ARF), and pulmonary embolism (PE). Methods The National Inpatient Sample (...
Methods: The nationwide inpatient sample (NIS) database was used to identify patients who u... Foster,C.,E.,... - 《Pancreas》 被引量: 0发表: 2015年 Total Pancreatectomy and Islet Autotransplantation: A Decade Long Nationwide Analysis Aim: To investigate outcomes and predictors of in-...
Using the NIS as a nationally-representative sample of patients admitted for the principal diagnosis of HF and applying sampling weights allows us to generalize estimates for comorbidity prevalence, composition of comorbidity profiles and inpatient outcomes that are generalizable to a much larger ...
METHODS:Data from the Nationwide Inpatient Sample (NIS) and Nationwide Emergency Department Sample (NEDS) were examined for temporal trends in the numbers and rates of hospitalizations by patients with COPD or bronchiectasis, mean length of stay, in-hospital case-fatality rate, 30-day readmission ...
ANALYSIS: We analyzed the Nationwide Inpatient Sample (NIS), the largest all-payer inpatient database in the United States. Use, cost, and mortality estimates across payer, age, sex, and race/ethnicity are produced for grouped or multiple chronic conditions (MCC). The 5 most common dyads and...