395 results match your criteria: "Research and Development Center of Excellence[Affiliation]"

Hepatocellular Carcinoma Incidence Threshold for Surveillance in Virologically Cured Hepatitis C Individuals.

Clin Gastroenterol Hepatol

January 2024

Department of Medicine, Baylor College of Medicine, Houston, Texas; Houston Veterans Affairs Health Services Research and Development Center of Excellence, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas.

Background & Aims: Guidelines recommend biannual surveillance for hepatocellular carcinoma (HCC) in hepatitis C individuals with cirrhosis if the HCC incidence rate is above 1.5 per 100 person-years (PY). However, the incidence threshold for surveillance in individuals who achieve a virologic cure is unknown.

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A Wrong Turn.

N Engl J Med

June 2023

From the Department of Medicine, Division of Cardiology, Columbia University Irving Medical Center, New York (M.S.B., R.Z., E.D.S.); and the Department of Internal Medicine, University of Michigan, and the Health Services Research and Development Center of Excellence, Veterans Affairs Ann Arbor Healthcare System - both in Ann Arbor (B.K.N., S.S.).

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Background: Understanding how statins, ezetimibe, and PCSK9i (proprotein convertase subtilisin/kexin type 9 serine protease inhibitors) are prescribed after a myocardial infarction (MI) or elective coronary revascularization may improve lipid-lowering therapy (LLT) intensification and reduce recurrent atherosclerotic cardiovascular disease events. We described the use and intensification of LLT among US veterans who had a MI or elective coronary revascularization between July 24, 2015, and December 9, 2019, within 12 months of hospital discharge.

Methods: LLT intensification was defined as increasing statin dose, or initiating a statin, ezetimibe, or a PCSK9i, overall and among those with an LDL-C (low-density lipoprotein cholesterol) 70 or 100 mg/dL.

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Article Synopsis
  • Racial and social disparities affect mortality rates associated with cancer and cardiovascular disease (CVD).
  • The study investigates how social vulnerability impacts mortality from both comorbid cancer and CVD using county-level data from the CDC.
  • Results show that areas with higher social vulnerability have significantly increased mortality rates from comorbid conditions, highlighting the need for targeted public health interventions to address these inequities.
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Background: Treatment dropout has been problematic with evidence-based treatments for posttraumatic stress disorder (PTSD), including cognitive processing therapy (CPT). This study sought to evaluate whether CPT group contributed to symptom improvement among treatment completers and non-completers.

Methods: Sixty-one Iraq and Afghanistan combat Veterans self-selected CPT group or treatment as usual (TAU) forming a convenience sample.

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Duration and cost-effectiveness of hepatocellular carcinoma surveillance in hepatitis C patients after viral eradication.

J Hepatol

July 2022

Institute for Technology Assessment, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA; Liver Center and Gastrointestinal Division, Massachusetts General Hospital, Boston, MA, USA. Electronic address:

Article Synopsis
  • Successful treatment of chronic hepatitis C with oral DAAs can lead to a viral cure, but patients still face an ongoing risk of developing hepatocellular carcinoma (HCC), prompting the need for surveillance.
  • A microsimulation model was used to assess the cost-effectiveness of biannual HCC surveillance for patients who have been cured, comparing varying durations of monitoring against no surveillance.
  • Results showed that biannual surveillance is cost-effective for cured patients, detecting more early-stage HCC cases and yielding additional quality-adjusted life years, with optimal surveillance stopping at age 70 for cirrhosis patients and age 60 for those with advanced fibrosis.
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Objective: To describe the prevalence, incidence, and progression of radiographic and symptomatic hand osteoarthritis (OA), and to evaluate differences according to age, sex, race, and other risk factors.

Methods: Participants were assessed for radiographic and symptomatic hand OA at baseline and year 4 to determine incident disease. A modified Poisson regression with a robust variance estimator was used to account for clustering of joints within fingers within persons to estimate the prevalence ratios and relative risk estimates associated with participant characteristics.

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Photo-elicitation: Reflections on a method to study food insecurity among low-income, post-9/11 veterans.

Public Health Nurs

January 2022

University of Texas Health Science Center, Cizik School of Nursing, Department of Research, Houston, Texas, USA.

Photo-elicitation is a research method in which participants use visual images (e.g., photographs) to convey their experiences.

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Hairless regulates heterochromatin maintenance and muscle stem cell function as a histone demethylase antagonist.

Proc Natl Acad Sci U S A

September 2021

Paul F. Glenn Center for the Biology of Aging, Department of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, CA 94305;

Skeletal muscle possesses remarkable regenerative ability because of the resident muscle stem cells (MuSCs). A prominent feature of quiescent MuSCs is a high content of heterochromatin. However, little is known about the mechanisms by which heterochromatin is maintained in MuSCs.

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Inadequate Support.

N Engl J Med

September 2021

From the University of Michigan Medical School (C.P.), the Department of Internal Medicine, University of Michigan Medical School (A.C., S.S., N.H.), the Veterans Affairs Ann Arbor Healthcare System Medicine Service (A.C., S.S., N.H.), and the Department of Veterans Affairs Health Services Research and Development Center of Excellence (S.S.) - all in Ann Arbor; and the Department of Medicine, University of California San Francisco, and the San Francisco Veterans Affairs Medical Center - both in San Francisco (G.D.).

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Hunting for a Diagnosis.

N Engl J Med

February 2021

From the Veterans Affairs (VA) Ann Arbor Healthcare System Medicine Service (N.H., S.H, D.C., S.S.), the Department of Internal Medicine, University of Michigan Medical School (N.H., S.H, D.C., S.S.), and the Department of VA Health Services Research and Development Center of Excellence (S.S.) - all in Ann Arbor; and the Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill (S.P.C.).

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Importance: In the US, hepatocellular carcinoma (HCC), primarily associated with hepatitis C virus (HCV) infection, is the fastest rising cause of cancer-related death. Wider use of highly effective direct-acting antiviral agents (DAAs) substantially reduces the burden of chronic HCV infection, but the subsequent impacts with HCV-associated HCC remain unknown.

Objective: To assess projected changes in the incidence rate of and surveillance burden for HCC in the era of DAA treatment for HCV.

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Food insecurity: Comparing odds between working-age veterans and nonveterans with children.

Nurs Outlook

April 2021

University of Houston, Department of Health and Human Performance, Houston, TX; University of Texas Health Science Center, Cizik School of Nursing, Department of Research, Houston TX.

Background: Low-income, working-age Veterans with children have risk for food insecurity. Less known is extent to which their risk compares to nonveterans.

Purpose: To evaluate odds of food insecurity for working-age Veterans with children compared to socioeconomically-matched nonveterans with children.

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A Decline in Walking Speed Is Associated With Incident Knee Replacement in Adults With and at Risk for Knee Osteoarthritis.

J Rheumatol

April 2021

T.E. McAlindon, Professor, MD, MPH, J.B. Driban, Associate Professor, PhD, Division of Rheumatology, Allergy, and Immunology, Tufts Medical Center, Boston, Massachusetts, USA.

Objective: To determine if a 1-year change in walking speed is associated with receiving an incident knee replacement during the following year in adults with and at risk for knee osteoarthritis (OA).

Methods: Using data from the Osteoarthritis Initiative, we determined a 1-year change in the 20-meter walk speed from 3 observation periods (i.e.

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Background We systematically reviewed trials comparing different reperfusion strategies for ST-segment-elevation myocardial infarction and used multivariate network meta-analysis to compare outcomes across these strategies. Methods and Results We identified 31 contemporary trials in which patients with ST-segment-elevation myocardial infarction were randomized to ≥2 of the following strategies: fibrinolytic therapy (n=4212), primary percutaneous coronary intervention (PCI) (n=6139), or fibrinolysis followed by routine early PCI (n=5006). We categorized the last approach as "facilitated PCI" when the median time interval between fibrinolysis to PCI was <2 hours (n=2259) and as a "pharmacoinvasive approach" when this interval was ≥2 hours (n=2747).

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Background: We aimed to determine if composite structural measures of knee osteoarthritis (KOA) progression on magnetic resonance (MR) imaging can predict the radiographic onset of accelerated knee osteoarthritis.

Methods: We used data from a nested case-control study among participants from the Osteoarthritis Initiative without radiographic KOA at baseline. Participants were separated into three groups based on radiographic disease progression over 4 years: 1) accelerated (Kellgren-Lawrence grades [KL] 0/1 to 3/4), 2) typical (increase in KL, excluding accelerated osteoarthritis), or 3) no KOA (no change in KL).

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Patient-specific reference values for objective physical function tests: data from the Osteoarthritis Initiative.

Clin Rheumatol

June 2020

Division of Rheumatology, Allergy, & Immunology, Tufts Medical Center, 800 Washington Street, Box 406, Boston, MA, 02111, USA.

Introduction/objective: We aimed to establish sex-specific reference values of objective physical function tests among individuals with or at risk for knee osteoarthritis (KOA) across subsets of age, radiographic KOA severity, and body mass index (BMI).

Method: We included Osteoarthritis Initiative participants with data for objective physical function tests, sex, age, BMI, and radiographic KOA severity (Kellgren-Lawrence [KL] grade) at baseline. Objective physical function was quantified with 20-m walk speed, chair-stand speed, 400-m walk time, and knee extension and flexion strength.

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2018 American Gastroenterological Association (AGA) Institute Guideline on Initial Management of Acute Pancreatitis RELEASE DATE: March 2018 PRIOR VERSION: Not applicable DEVELOPER: AGA Clinical Practice Guideline Committee FUNDING SOURCE: AGA Institute TARGET POPULATION: Patients within first 48-72 hours of admission with acute pancreatitis (AP).

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Role of Magnetic Resonance Imaging in Classifying Individuals Who Will Develop Accelerated Radiographic Knee Osteoarthritis.

J Orthop Res

November 2019

Division of Rheumatology, Allergy, and Immunology, Tufts Medical Center, 800 Washington Street, Box 406, Boston, 02111, Massachusetts.

We assessed whether adding magnetic resonance (MR)-based features to a base model of clinically accessible participant characteristics (i.e., serological, radiographic, demographic, symptoms, and physical function) improved classification of adults who developed accelerated radiographic knee osteoarthritis (AKOA) or not over the subsequent 4 years.

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Assessment of the Feasibility and Cost of Hepatitis C Elimination in Pakistan.

JAMA Netw Open

May 2019

Houston Veterans Affairs Health Services Research and Development Center of Excellence, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas.

Importance: Chronic hepatitis C virus (HCV) infection is a global health problem. The World Health Assembly recently pledged to eliminate HCV by 2030. However, in Pakistan, a country with one of the highest prevalence rates, the feasibility and cost of HCV elimination are not known.

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Repetition.

N Engl J Med

May 2019

From the Department of Veterans Affairs (VA) Health Services Internal Medicine Service (G.W.S., S.S.), the Departments of Internal Medicine (G.W.S., S.S.) and Neurology (H.P.), and the Audiology and Speech-Language Pathology Service (J.M.), University of Michigan Medical School, and the Ann Arbor VA Health Services Research and Development Center of Excellence (S.S.) - all in Ann Arbor; and the Medical Service, San Francisco VA Medical Center, and the Department of Medicine, University of California, San Francisco - both in San Francisco (G.D.).

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AGA Clinical Practice Update on Interaction Between Oral Direct-Acting Antivirals for Chronic Hepatitis C Infection and Hepatocellular Carcinoma: Expert Review.

Gastroenterology

June 2019

Section of Gastroenterology and Hepatology, Baylor College of Medicine, Houston, Texas; Houston Veterans Affairs Health Services Research and Development Center of Excellence, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas.

Description: The purpose of this clinical practice update is to evaluate the evidence describing the interaction between direct-acting antiviral (DAA) therapy for hepatitis and hepatocellular carcinoma (HCC) with regard to HCC incidence, HCC recurrence, and DAA efficacy, and to summarize best practice advice regarding HCC surveillance and timing of DAA therapy.

Methods: The recommendations outlined in this expert review are based on available published evidence, including observational studies and systematic reviews, and incorporates expert opinion where applicable. BEST PRACTICE ADVICE 1: DAA treatment is associated with a reduction in the risk of incident HCC.

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