Publications by authors named "Ian Barbash"

Study Design: Interrupted time series analysis of a retrospective, electronic health record cohort.

Objective: To determine the association between the implementation of Medicare's sepsis reporting measure (SEP-1) and sepsis diagnosis rates as assessed in clinical documentation.

Background: The role of health policy in the effort to improve sepsis diagnosis remains unclear.

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Importance: Intravenous fluid administration is recommended to improve outcomes for patients with septic shock. However, there are few data on fluid administration for patients with preexisting heart failure with reduced ejection fraction (HFrEF).

Objective: To evaluate the association between preexisting HFrEF, guideline-recommended intravenous fluid resuscitation, and mortality among patients with community-acquired sepsis and septic shock.

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Objectives: The COVID-19 pandemic was characterized by rapidly evolving evidence regarding the efficacy of different therapies, as well as rapidly evolving health policies in response to that evidence. Data on adoption and deadoption are essential as we learn from this pandemic and prepare for future public health emergencies.

Design: We conducted an observational cohort study in which we determined patterns in the use of multiple medications to treat COVID-19: remdesivir, hydroxychloroquine, IV corticosteroids, tocilizumab, heparin-based anticoagulants, and ivermectin.

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Background: Each year, approximately one million older adults die in American intensive care units (ICUs) or survive with significant functional impairment. Inadequate symptom management, surrogates' psychological distress and inappropriate healthcare use are major concerns. Pioneering work by Dr.

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Background: Reducing central venous catheter (CVC) utilization can reduce complications in the intensive care unit (ICU). While norepinephrine (NE) is traditionally administered via a CVC, lower concentrations may be safely administered via peripheral intravenous (PIV) lines.

Objective: We aimed to describe the implementation of a pilot protocol utilizing PIVs to administer a low-dose and lower-concentration NE, review the number of CVCs avoided, and evaluate any adverse events.

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Background: Drug supply disruptions have increased during the COVID-19 pandemic, especially for medicines used in the ICU. Despite reported shortages in wealthy countries, global analyses of ICU drug purchasing during COVID-19 are limited.

Research Question: Has COVID-19 impacted global drug purchases of first-, second-, and third-choice agents used in intensive care?

Study Design And Methods: We conducted a cross-sectional time series study in a global pharmacy sales dataset comprising approximately 60% of the world's population.

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Background: Medicare requires that hospitals report on their adherence to the Severe Sepsis and Septic Shock Early Management Bundle (SEP-1).

Objective: To evaluate the effect of SEP-1 on treatment patterns and patient outcomes.

Design: Longitudinal study of hospitals using repeated cross-sectional cohorts of patients.

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The coronavirus disease (COVID-19) pandemic has created significant stressors for the academic and scientific community, with unique challenges for early-career physician-scientists. The pandemic-related disruptions have significantly affected research productivity, access to mentoring, professional development and networking opportunities, funding, and personal wellness. This is especially true for pulmonary and critical care medicine faculty because of the burden of specialized clinical care responsibilities that the COVID-19 pandemic has demanded.

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Objectives: First, to implement successfully a light-sedation protocol, favoring initial as-needed (prioritizing as-needed) boluses over continuous infusion sedation, and second, to evaluate if this protocol was associated with differences in patient-level sedative requirements, clinical outcomes, and unit-level longitudinal changes in pharmacy charges for sedative medications.

Design: Retrospective review comparing patients who received the prioritizing as-needed sedation protocol to similar patients eligible for the prioritizing as-needed protocol but treated initially with continuous infusion sedation.

Setting: Thirty-two bed medical ICUs in a large academic medical center.

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Purpose: To assess the longitudinal evolution of radiographic edema using chest X-rays (CXR) in patients with Acute Respiratory Distress Syndrome (ARDS) and to examine its association with prognostic biomarkers, ARDS subphenotypes and outcomes.

Materials And Methods: We quantified radiographic edema on CXRs from patients with ARDS or cardiogenic pulmonary edema (controls) using the Radiographic Assessment of Lung Edema (RALE) score on day of intubation and up to 10 days after. We measured baseline plasma biomarkers and recorded clinical variables.

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Guideline implementation tools are designed to improve uptake of guideline recommendations in clinical settings but do not uniformly accompany the clinical practice guideline documents. Performance measures are a type of guideline implementation tool with the potential to catalyze behavior change and greater adherence to clinical practice guidelines. However, many performance measures suffer from serious flaws in their design and application, prompting the American Thoracic Society (ATS) to define its own performance measure development standards in a previous workshop in 2012.

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Objectives: Classification of patients with acute respiratory distress syndrome into hyper- and hypoinflammatory subphenotypes using plasma biomarkers may facilitate more effective targeted therapy. We examined whether established subphenotypes are present not only in patients with acute respiratory distress syndrome but also in patients at risk for acute respiratory distress syndrome (ARFA) and then assessed the prognostic information of baseline subphenotyping on the evolution of host-response biomarkers and clinical outcomes.

Design: Prospective, observational cohort study.

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Purpose: Newly enacted policies at the state and federal level in the United States require acute care hospitals to engage in sepsis quality improvement. However, responding to these policies requires considerable resources and may disproportionately burden safety-net hospitals. To better understand this issue, we analyzed the relationship between hospital safety-net status and performance on Medicare's SEP-1 quality measure.

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Background: The availability of intensive care unit (ICU) beds may influence the demand for critical care. Although small studies support a model of supply-induced demand in the ICU, there is a paucity of system-wide data.

Objective: The objective of this study was to determine the relationship between ICU bed supply and ICU admission in United States hospitals.

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Article Synopsis
  • - The study aimed to create a risk-adjustment model for hospitals to evaluate their performance in treating sepsis patients by analyzing 30-day mortality rates using administrative data from Pennsylvania hospitals in 2012-2013.
  • - Researchers found significant variation in hospital-specific mortality rates for sepsis, ranging from 12.2% to 24.5%, and the model achieved strong accuracy with a C-statistic of 0.78.
  • - The model showed that performance assessments remained stable over the two years studied, with a high correlation that indicates consistent ranking of hospitals in their care for sepsis patients.
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Objectives: The Centers for Medicare and Medicaid Services requires hospitals to report compliance with a sepsis treatment bundle as part of its Inpatient Quality Reporting Program. We used recently released data from this program to characterize national performance on the sepsis measure, known as SEP-1.

Design: Cross-sectional study of United States hospitals participating in the Centers for Medicare and Medicaid Services Hospital Inpatient Quality Reporting Program linked to Centers for Medicare and Medicaid Services' Healthcare Cost Reporting Information System.

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