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Use and outcomes of intrapleural fibrinolytic therapy for complicated parapneumonic pleural effusion and empyema in Kaiser Permanente Northern California

This study will describe the variation in dosing regimens of intrapleural fibrinolytic medications administered within KPNC to adults hospitalized with complicated parapneumonic effusion/empyema using mixed effects modeling. Aim 2 will determine the associations between common dosing regimens of intrapleural fibrinolytic…

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Practice Patterns and Outcomes Associated With Anticoagulation Use Following Sepsis Hospitalizations With New-Onset Atrial Fibrillation

Practice patterns and outcomes associated with the use of oral anticoagulation for arterial thromboembolism prevention following a hospitalization with new-onset atrial fibrillation (AF) during sepsis are unclear. Retrospective, observational cohort study of patients ≥40 years of age discharged alive following…

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Anakinra or high-dose corticosteroids in COVID-19 pneumonia patients who deteriorate on low-dose dexamethasone: An observational study of comparative effectiveness

To assess whether escalating to high-dose corticosteroids or anakinra compared with continuing low-dose corticosteroids reduced mortality in patients with severe COVID-19 whose respiratory function deteriorated while receiving dexamethasone 6 mg daily. We conducted a retrospective cohort study between March 1…

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The intensity of anticoagulant dosing in hospitalized patients with COVID-19: An observational, comparative effectiveness study

The question of anticoagulant dosing in hospitalized patients with coronavirus disease-2019 (COVID-19) is unresolved, with randomized trials showing mixed results and heterogeneity of treatment effects for in-hospital death. To examine the association between the intensity of anticoagulation and clinical outcomes…

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Persistent Steroid Exposure Before Coronavirus Disease 2019 Diagnosis and Risk of Hospitalization in Patients With Chronic Obstructive Pulmonary Disease

It is unclear whether persistent inhaled steroid exposure in chronic obstructive pulmonary disease (COPD) patients before coronavirus disease 2019 (COVID-19) is associated with hospitalization risk. To examine the association between persistent steroid exposure and COVID-19-related hospitalization risk in COPD. This…

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Exploratory analysis of novel electronic health record variables for quantification of healthcare delivery strain, prediction of mortality, and prediction of imminent discharge

To explore the relationship between novel, time-varying predictors for healthcare delivery strain (eg, counts of patient orders per hour) and imminent discharge and in-hospital mortality. We conducted a retrospective cohort study using data from adults hospitalized at 21 Kaiser Permanente…

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Prognostic Accuracy of Presepsis and Intrasepsis Characteristics for Prediction of Cardiovascular Events After a Sepsis Hospitalization

Sepsis survivors face increased risk for cardiovascular complications; however, the contribution of intrasepsis events to cardiovascular risk profiles is unclear. Kaiser Permanente Northern California (KPNC) and Intermountain Healthcare (IH) integrated healthcare delivery systems. Sepsis survivors (2011-2017 [KPNC] and 2018-2020 [IH])…

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Outcomes After Implementation of a Benzodiazepine-Sparing Alcohol Withdrawal Order Set in an Integrated Health Care System

Alcohol withdrawal syndrome (AWS) is a common inpatient diagnosis managed primarily with benzodiazepines. Concerns about the adverse effects associated with benzodiazepines have spurred interest in using benzodiazepine-sparing treatments. To evaluate changes in outcomes after implementation of a benzodiazepine-sparing AWS inpatient…

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Reducing Readmissions for Chronic Obstructive Pulmonary Disease in Response to the Hospital Readmissions Reduction Program

Rationale: In August 2013, the Hospital Readmission Reduction Program announced financial penalties on hospitals with higher than expected risk-adjusted 30-day readmission rates for Medicare beneficiaries hospitalized for chronic obstructive pulmonary disease (COPD) exacerbation. In October 2014, penalties were imposed. We…

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Evaluation of Vaccination Strategies to Compare Efficient and Equitable Vaccine Allocation by Race and Ethnicity Across Time

Identifying the most efficient COVID-19 vaccine allocation strategy may substantially reduce hospitalizations and save lives while ensuring an equitable vaccine distribution. To simulate the association of different vaccine allocation strategies with COVID-19-associated morbidity and mortality and their distribution across racial…

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ICU Utilization for Patients With Acute Exacerbation of Chronic Obstructive Pulmonary Disease Receiving Noninvasive Ventilation.

OBJECTIVES: We investigated whether patients with chronic obstructive pulmonary disease could safely receive noninvasive ventilation outside of the ICU.DESIGN: Retrospective cohort study.SETTING: Twelve states with ICU utilization flag from the State Inpatient Database from 2014.PATIENTS: Patients greater than or equal…

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