Publications by authors named "Thomas Delate"

Introduction: The Centers for Medicare & Medicaid Services (CMS) Star Ratings system pushes Medicare Advantage health plans to achieve ever greater attainments in key metrics, including adherence to hydroxymethylglutaryl-CoA reductase inhibitor (statins), renin-angiotensin system (RAS) antagonist, and noninsulin antihyperglycemic (DM) medications. The purpose of this observational study was to evaluate the impact of expanding a $0 copayment (copay) benefit from mail order-only to mail order plus retail pharmacies on adherence to statin, RAS, and DM medications.

Methods: Medicare beneficiaries with and without a $0 copay expansion who received ≥ 1 dispensing of a generic, CMS Star Ratings RAS, statin, and/or DM medication during both 2021 and 2022 were included.

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Purpose: Although multiple filgrastim biosimilars are now available in the United States, no studies comparing clinical outcomes between products have been reported. This analysis evaluated real-world outcomes of filgrastim-aafi and filgrastim-sndz in patients with select solid tumors receiving myelosuppressive chemotherapy to compare the two filgrastim biosimilars.

Methods: This was an observational, noninferiority, cohort study of patients from three integrated health care systems who received myelosuppressive chemotherapy and were prophylactically initiated on filgrastim-sndz between January and November 2021 or filgrastim-aafi between June and November 2022.

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Background: Prior authorization (PA) is a utilization management strategy used by health plans to ensure affordable, cost-effective care; however, PA may lead to therapy delay/abandonment and exacerbate health disparities. The purpose of this observational study was to assess the clinical outcomes and any health disparities associated with PA for diabetes mellitus (DM) medications.

Materials And Methods: This was a cohort study of US adult patients from health plans with integrated and non-integrated system providers who were prescribed a DM medication that required a PA.

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Background: Bevacizumab-awwb was the first biosimilar approved for cancer treatment in the USA. Limited information is available on the real-world comparative safety and effectiveness of bevacizumab biosimilars, especially for indications granted approval through extrapolation.

Objective: To evaluate the real-world outcomes of patients with metastatic colorectal cancer (mCRC) initiated on bevacizumab-awwb versus bevacizumab reference product.

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Introduction Transthyretin amyloid cardiomyopathy (ATTR-CM) is a progressive, infiltrative form of heart failure (HF). Nevertheless, ATTR-CM is a largely underrecognized and misdiagnosed condition. This study's objective was to develop an efficient model to assess the chance of ATTR-CM in patients with HF.

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Although the proprotein convertase subtilisin kexin-9 inhibitors (PCSK9i) were shown to significantly lower low-density lipoprotein and reduce atherosclerotic cardiovascular disease events in clinical trials, there is a dearth of use data on these agents in real-world settings. This study compares PCSK9i use in a population of real-world patients with atherosclerotic cardiovascular disease or familial hypercholesterolemia. This was a matched cohort study of adult patients who were dispensed a PCSK9i along with adult patients who did not receive a PCSK9i.

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The few studies that compared direct oral anticoagulants (DOAC) vs. warfarin in the setting of advanced renal insufficiency have focused on patients with atrial fibrillation. The purpose of this observational, matched, cohort study of patients was to assess the effectiveness and safety of DOAC vs.

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To study assessed adherence to 11 chronic medications and one medication class with high medical necessity in people with cognitive impairment (CIM) and identified clinical characteristics associated with nonadherence. This was a retrospective cohort study. 180-day adherence was calculated as the percent of days covered (PDC).

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Inpatient palliative care clinical pharmacy specialists (IPCPS) on multidisciplinary palliative care (PC) teams have expanding roles in the treatment of pain, nausea, and other symptoms for patients with serious illnesses. The aim of this study was to assess the clinical and financial outcomes associated with an IPCPS on an inpatient PC team. This was a retrospective cohort study conducted in Colorado.

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Background: Use of daptomycin at doses ≥ 6 mg/kg for treatment of osteomyelitis is increasing in clinical practice; unfortunately, limited data are available to guide optimal dosing and duration. The objective of this study was to assess daptomycin dosing and duration regimens for osteomyelitis treatment.

Methods: This was a retrospective, multi-site, cohort study conducted in an integrated healthcare delivery system.

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Background: Patients with obesity were underrepresented in studies evaluating the safety and effectiveness of direct oral anticoagulants (DOAC) in patients with non-valvular atrial fibrillation (NVAF). This study compared clinical outcomes in patients with NVAF and weighing >120 kg and ≤120 kg who were receiving dabigatran.

Materials And Methods: This retrospective, matched, longitudinal cohort study included patients from three integrated healthcare delivery systems.

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Background: Urinary tract infections (UTI) are often over-diagnosed and over-treated, which can induce and select for resistant pathogens. After observing wide-spread outpatient use of ertapenem, a broad-spectrum antibiotic, a structured antimicrobial stewardship initiative (ASI) to improve appropriate antimicrobial prescribing was undertaken. ASI objectives were to achieve a goal of reducing ertapenem utilization for extended spectrum beta lactamase Enterobacteriaceae (ESBL-EB) UTI by 10% and evaluate the clinical outcomes associated with the ASI.

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Objective: To identify opportunities to align care with the personal values of patients from three distinct groups with complex medical, behavioral, and social needs.

Data Sources/study Setting: Between June and August 2019, we conducted semi-structured interviews with individuals with complex care needs in two integrated health care delivery systems.

Study Design: Qualitative study using semi-structured interviews.

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Background: Real-world assessments of biosimilars are needed to understand their effectiveness and safety in practice settings that may differ from those seen in clinical trials or healthcare systems in different countries. To assess the effectiveness and safety of a biosimilar (infliximab-dyyb) and its reference product (infliximab) in patients with inflammatory bowel disease (IBD) in the United States.

Methods: We conducted a retrospective cohort study of biologic-naive patients with IBD who started treatment with infliximab-dyyb or infliximab.

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Objective: The objective of this study was to assess the effectiveness of a Pain E-Consult Program (PEP), a multidisciplinary telementoring service based on the Extension for Community Healthcare Outcomes (ECHO) model to reduce opioid use in the outpatient setting.

Materials And Methods: This was a retrospective matched cohort study conducted in an integrated health care delivery system. Adult patients without cancer and with a 90-day morphine milligram equivalent (MME) ≥30 mg/d between April 1, 2016, and June 30, 2017, were included.

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Background: While use of glucagon-like peptide-1 (GLP-1) agonists and sodium-glucose cotransporter-2 (SGLT-2) inhibitors reduces the risk of atherosclerotic cardiovascular disease outcomes and lowers glycosylated haemoglobin (A1C), evidence on patient characteristics associated with clinically relevant A1C reduction is lacking.

Objective: The objective of this retrospective cohort study was to identify patient characteristics associated with A1C reduction with initial GLP-1 or SGLT-2 use.

Methods: Patients with type 2 diabetes and a baseline A1C ≥7% who were dispensed a GLP-1 or SGLT-2 between 01/01/10 and 12/31/17 were included.

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Background: Lisinopril and losartan manufacturer labels recommend twice-daily dosing (BID) if once-daily (QDay) is insufficient to lower blood pressure (BP).

Methods And Results: Retrospective cohort study of patients taking QDay lisinopril and losartan who experienced a dose-doubling (index date). A text-processing tool categorized BID and QDay groups at the index date based on administration instructions.

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Background: The benefit of continuing medications to prevent or treat illness is often overlooked, since pregnant women tend to overestimate the teratogenic risk of medications. Pharmacists can serve as a resource to prescribers and pregnant women with their knowledge of the appropriate use and management of medications during pregnancy. Little information exists on the value women place on pharmacists' medication management during pregnancy.

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Background: First-line treatment and secondary prevention of venous thromboembolism (VTE) in patients with cancer consisted, historically, of unfractionated heparin or low-molecular weight heparin (LMWH). With recent clinical trials of direct oral anticoagulants (DOAC) showing similar efficacy as LMWH, little is known about anticoagulant prescribing patterns in patients with cancer and a VTE. This study characterized the temporal trends in first-line outpatient anticoagulation therapy for cancer-associated VTE.

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Background: Rituximab is a top-selling biologic that was first approved by the FDA in 1997 for a non-Hodgkin lymphoma orphan indication. It has since been approved for additional orphan indications, with rheumatoid arthritis as the only FDA-approved, nonorphan indication. Evidence suggests that rituximab is frequently used off-label, but information on its use over time and indications for use in the United States is limited.

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Background: Extended direct oral anticoagulant (DOAC) therapy may be required for patients with a venous thromboembolism (VTE); thus, DOAC adherence may impact the risk of recurrent VTE or bleeding.

Materials And Methods: This was a retrospective cohort study. Adult patients with a VTE who were initiated on a DOAC between January 1, 2010 and December 31, 2017 for a cumulative >90 days of therapy were included.

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To describe pharmacogenomic tumor testing among patients with metastatic colorectal cancer. This was a retrospective study of patients with metastatic colorectal cancer diagnosed between 1 January 2014 and 30 June 2018. Patients were assessed for pharmacogenomic testing and appropriateness of chemotherapy use.

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Background: Elective percutaneous coronary interventions (PCI) are difficult to discriminate from non-elective PCI in administrative data due to non-specific encounter codes, limiting the ability to track outcomes, ensure appropriate medical management, and/or perform research on patients who undergo elective PCI. The objective of this study was to assess the abilities of several algorithms to identify elective PCI procedures using administrative data containing diagnostic, utilization, and/or procedural codes.

Methods And Results: For this retrospective study, administrative databases in an integrated healthcare delivery system were queried between 1/1/2015 and 6/31/2016 to identify patients who had an encounter for a PCI.

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