Publications by authors named "Feinberg B"

Potential CD19 antigen loss following CD19-directed therapy has raised concerns over sequential use of these therapies. Tafasitamab, a CD19-targeting immunotherapy, combined with lenalidomide, is approved for relapsed or refractory diffuse large B-cell lymphoma (R/R DLBCL) treatment in adults ineligible for autologous stem cell transplantation. This retrospective analysis examined characteristics and outcomes of adults with R/R DLBCL who received tafasitamab preceding CD19-directed chimeric antigen receptor T-cell (CAR-T) therapy in a real-world setting.

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Introduction: Given treatment landscape changes, understanding the prevalence of medical conditions/comorbidities influencing real-world unresectable hepatocellular carcinoma (uHCC) treatment decisions is key for improving outcomes.

Patients And Methods: In a retrospective chart review, physicians abstracted data from uHCC patients initiating first-line treatment (1L) between June 2020 and April 2022. Frequencies of medical conditions/comorbidities at 1L initiation were reported.

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Introduction: Initially approved for the fifth-line or later therapeutic setting, the chimeric antigen receptor (CAR) T-cell regimen ciltacabtagene autoleucel (cilta-cel) was recently approved for second-line (2L) treatment in relapsed/refractory multiple myeloma (RRMM). Oncology practitioners use clinical trials to inform treatment, but real-world impressions and impact on practice are lacking. We aimed to determine whether presenting CARTITUDE-4 clinical trial data would impact real-world preferences/perceptions around CAR T-cell therapy.

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Article Synopsis
  • In rheumatoid arthritis, having both anticitrullinated protein antibodies (ACPA) and rheumatoid factor (RF) indicates more severe disease and can affect treatment outcomes; abatacept is a recommended biologic treatment for those who don't respond to traditional medications.
  • A study tracking 296 RA patients treated with abatacept showed significant improvement in clinical disease activity over 12 months, with mean disease activity scores decreasing by up to 74% after treatment.
  • Among patients who initially had high disease activity, about 71% achieved low disease activity or remission during the follow-up, and serious adverse events were reported in only 2.4% of cases, highlighting abatacept's effectiveness and safety.
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Background: Pemigatinib demonstrated efficacy in fibroblast growth factor receptor (FGFR)-altered cholangiocarcinoma (CCA) in the FIGHT-202 trial. However, limited real-world evidence exists on treatment patterns and outcomes in this setting.

Patients And Methods: Patient characteristics, treatment patterns, and outcomes of US adults who received pemigatinib for unresectable, locally advanced or metastatic CCA were collected via retrospective physician-abstracted chart review.

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Background: Cancer spares no demographic or socioeconomic group; it is indeed the great equalizer. But its distribution is not equal; when structural discrimination concentrates poverty and race, zip code surpasses genetic code in predicting outcomes. Compared with White patients in the United States, Black patients are less likely to receive appropriate treatment and referral to clinical trials, genetic testing, or palliative care/hospice.

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Introduction: Limited data exist comparing dasatinib with imatinib in clinical practice. This study assessed real-world outcomes associated with first-line (1L) dasatinib or imatinib treatment of chronic myeloid leukemia (CML).

Patients And Methods: This retrospective, observational, United States multisite cohort study analyzed electronic medical record data from adults with Philadelphia chromosome-positive (Ph+) CML in the chronic phase (CML-CP) after 1L dasatinib or imatinib between January 2014 and September 2018.

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Background: There is a lack of established clinical outcomes for patients with myelofibrosis (MF) receiving fedratinib following ruxolitinib failure. This study examined real-world patient characteristics, treatment patterns, and clinical outcomes of patients with MF treated with fedratinib following ruxolitinib failure in US clinical practice.

Patients And Methods: This retrospective patient chart review included adults with a physician-reported diagnosis of MF, who initiated fedratinib after discontinuing ruxolitinib.

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  • The study analyzed first-line treatments for advanced non-small cell lung cancer (aNSCLC), focusing on chemotherapy (CT), immunotherapy (IO), and chemoimmunotherapy (IO+CT) costs from 2017 to 2019.
  • Utilization of CT significantly decreased while the use of IO+CT rose during the same period, indicating a shift in treatment preferences.
  • Patients receiving IO+CT experienced the highest monthly healthcare costs, while those treated with IO had lower costs compared to CT alone, primarily due to differences in drug expenses.
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  • Clinical islet transplantation for type 1 diabetes is hindered by the lack of pancreas donors and the necessity for lifelong immunosuppression.
  • Researchers are exploring a new bioartificial pancreas (iBAP) that utilizes silicon nanopore membranes to potentially replace the need for immunosuppressants while maintaining islet function.
  • Their findings indicate that for effective insulin production, specific perifusion rates must be met, with successful insulin secretion responses observed in both lab and live pig models.
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Background: Treatment for recurrent or advanced/metastatic non-small cell lung cancer (aNSCLC) has advanced in the past 5 years with immunotherapy (IO). This study sought to describe first-line (1L) aNSCLC treatment patterns and clinical outcomes.

Methods: In this retrospective, multisite cohort study, community oncologists reported data for randomly selected stage IIIB/IV, EGFR-/ALK wild-type aNSCLC patients who initiated 1L systemic therapy from 01/01/2016 to 12/31/2019.

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Objectives: Antiviral treatments for early intervention in patients with mild-to-moderate COVID-19 are needed as a complement to vaccination. We sought to estimate the impact on COVID-19 cases, deaths, and direct healthcare costs over 12 months following introduction of a novel, antiviral treatment, RD-X19, a light-based, at-home intervention designed for the treatment of mild-to-moderate COVID-19 infection.

Methods: A time-dependent, state transition (semi-Markov) cohort model was developed to simulate infection progression in individuals with COVID-19 in 3 US states with varying levels of vaccine uptake (Alabama, North Carolina, and Massachusetts) and at the national level between 1 June 2020 and 31 May 2021.

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Background: The treatment landscape for advanced hepatocellular carcinoma (aHCC) is rapidly expanding beyond tyrosine kinase inhibitors (TKIs) in the first-line (1L) setting, with multiple TKIs and immune-checkpoint inhibitors (ICIs) now being evaluated in combination. Real-world evidence describing current treatment patterns and reasons for 1L and 2L treatment selection in aHCC is sparse.

Patients And Methods: A retrospective cohort study with a cross-sectional survey element was conducted using Cardinal Health's Oncology Provider Extended Network.

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Purpose: The use of a standardized geriatric assessment (GA) to inform treatment decisions in older adults with cancer improves quality of life, reduces treatment-related toxicity, and is guideline-recommended. This study aimed to assess community oncologists' knowledge and utilization of GAs.

Methods: Between September 2019 and February 2020, practicing US-based oncologists were invited to attend live meetings and complete web-based surveys designed to collect information on treatment decision making and various practice-based challenges in oncology care.

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Objective: Cancer survival rates have improved over the past few decades, yet socioeconomic disparities persist. Social determinants of health (SDOH) have consistently been shown to correlate with health outcomes. The objective of this study was to characterise oncologists' perceptions of the impact of SDOH on their patients, and their opinions on how these effects could be remediated.

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Purpose: Tafasitamab, an Fc-modified, humanized, anti-CD19 monoclonal antibody, in combination with lenalidomide, demonstrated efficacy in transplant-ineligible patients with relapsed/refractory (R/R) diffuse large B-cell lymphoma (DLBCL), in the single-arm, phase II L-MIND study (NCT02399085). RE-MIND, a retrospective observational study, generated a historic control for L-MIND to delineate the contribution of tafasitamab to the efficacy of the combination.

Patients And Methods: Data were retrospectively collected from patients with R/R DLBCL treated with lenalidomide monotherapy for comparison with tafasitamab + lenalidomide-treated patients (L-MIND).

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Purpose: For patients with cancer who have exhausted approved treatment options and for whom appropriate clinical trials are not available, access to investigational drugs through the US Food and Drug Administration's Expanded Access (EA) program has been an alternative since the program's inception more than 30 years ago. In 2018, federal Right To Try legislation was passed in the United States, creating a second pathway-one that bypasses the US Food and Drug Administration-to obtain unapproved drugs outside of clinical trials. The use of the two programs by community medical oncologists and hematologist-oncologists has not been studied.

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Objective: This study was aimed to review 4 weeks of universal novel coronavirus disease 2019 (COVID-19) screening among delivery hospitalizations, at two hospitals in March and April 2020 in New York City, to compare outcomes between patients based on COVID-19 status and to determine whether demographic risk factors and symptoms predicted screening positive for COVID-19.

Study Design: This retrospective cohort study evaluated all patients admitted for delivery from March 22 to April 18, 2020, at two New York City hospitals. Obstetrical and neonatal outcomes were collected.

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Importance: In clinical trials supporting the regulatory approval of oncology drugs, solid tumor response is assessed using Response Evaluation Criteria in Solid Tumors (RECIST). Calculation of RECIST-based responses requires sequential, timed imaging data, which presents challenges to the method's application in real-world evidence research.

Objective: To evaluate the feasibility and validity of a novel real-world RECIST method in assessing tumor burden associated with therapy for a large heterogeneous patient population undergoing treatment in routine clinical practice.

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Introduction: Eribulin was approved in the United States (US) in 2010 for patients with metastatic breast cancer (MBC) who previously received at least two chemotherapeutic regimens, including anthracycline and taxane in the adjuvant or metastatic setting. With significant changes to the treatment landscape over the past decade, assessment of the real-world effectiveness of eribulin in clinical practice when used according to the approved US indication is valuable.

Methods: Patients with MBC were identified by community oncologists through a retrospective, multi-site patient chart review; de-identified data were abstracted into electronic case report forms.

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Objectives: Real-world evidence (RWE) has gained increased attention in recent years as a complement to traditional clinical trials. The use of RWE to establish the efficacy of oncology drugs for Food and Drug Administration (FDA) approval has not been described. In this paper, we review 5 recent examples where RWE was submitted in support of the FDA approvals of original or supplementary indications for oncology drugs.

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The complement system is critical to human health owing to its central role in host defense and innate immunity. During pregnancy, the complement system must be appropriately regulated to allow for immunologic tolerance to the developing fetus and placenta. Although some degree of complement activation can be seen in normal pregnancy, the fetus seems to be protected in part through the placental expression of complement regulatory proteins, which inhibit complement activation at different steps along the complement activation cascade.

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