Publications by authors named "Kevin R Riggs"

Background/objective: Gout is the most common inflammatory arthritis, and its morbidity can be substantially reduced through urate-lowering therapy. However, adherence to allopurinol-the most common urate-lowering therapy-is notoriously poor. Prior studies have not fully elucidated factors associated with allopurinol adherence, particularly psychosocial factors.

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Background: Chronic pain and problematic substance use are prevalent among Veterans with homeless experience (VHE) and may contribute to a challenging primary care experience.

Objective: To examine the association of chronic pain and problematic substance use with unfavorable primary care experiences among VHE and to explore the association of pain treatment utilization and unfavorable care experiences in VHE with chronic pain.

Methods: We surveyed VHE (n = 3039) engaged in homeless-tailored primary care at 29 Veterans Affairs Medical Centers (VAMCs).

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Objective: To identify organizational service features associated with positive patient ratings of primary care within primary care clinics tailored to accommodate persons with ongoing and recent experiences of homelessness (PEH).

Data Sources And Study Setting: PEH receiving primary care in 29 United States Veterans Health Administration homeless-tailored clinics were surveyed about their primary care experience using the validated Primary Care Quality-Homeless (PCQ-H) survey. Characteristics of the clinics were assessed through surveys of clinic staff using a new organizational survey developed through literature review, site visits, statistical analysis, and consensus deliberation.

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Healthcare delivery is currently undergoing major structural reform, and the Learning Health System (LHS) has been proposed as an aspirational model to guide healthcare transformation. As efforts to build LHS take considerable investment from health systems, it is critical to understand their leaders' perspectives on the rationale for pursuing an LHS and the potential benefits for doing so. This paper describes the qualitative analysis of semi-structured interviews ( = 17) with health system leaders about their general perceptions of the LHS, description of key attributes and potential benefits, and perception of barriers to and facilitators for advancing the model.

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Aim: We evaluated patient-level factors associated with receipt of hemoglobin A1c (HbA1c) testing among Alabama Medicaid beneficiaries with type 2 diabetes.

Methods: We conducted a retrospective analysis of person-year observations from Medicaid claims data from 2011 to 2020. Adults aged 19-64 years with type 2 diabetes and continuous enrollment in Medicaid for study year and year prior were included.

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Objectives: Continuity of care measures are widely used to evaluate the quality of health care delivery, but which visits are included vary across studies. Our objective was to determine how the provider specialties included affect continuity values, year-to-year stability, and association with emergency department (ED) visits.

Study Design: Retrospective study of Alabama Medicaid administrative data.

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Introduction: Despite advances in diabetes management, only one-quarter of people with diabetes in the US achieve optimal targets for glycated hemoglobin A (HbA), blood pressure, and cholesterol. We sought to evaluate temporal trends and predictors of achieving glycemic control among adults with type 2 diabetes covered by Alabama Medicaid from 2011 through 2019.

Methods: We completed a retrospective analysis of Medicaid claims and laboratory data, using person-years as the unit of analysis.

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Objectives: Estimating cardiac risk is important for preoperative evaluation, and several risk calculators incorporate the American Society of Anesthesiologists (ASA) physical status score. The purpose of this study was to determine the concordance of ASA scores assigned by general internists and anesthesiologists and assess whether discrepancies affected cardiac risk estimation.

Methods: This observational study included military veterans evaluated in a preoperative evaluation clinic at a single center during a 12-month period.

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Article Synopsis
  • - The study aimed to evaluate the effectiveness of a national survey targeting Veterans with homeless experience (VHE), revealing that surveys are essential but difficult to execute effectively in underserved populations.
  • - A total of 14,340 potential participants were contacted, leading to a response rate of 40.2%; responses varied based on the source of addresses, with VA data yielding a higher response rate than commercial data.
  • - Respondents were generally older and faced fewer mental health and substance use challenges compared to non-respondents, indicating that the survey method could successfully engage socially disadvantaged groups and help improve healthcare quality.
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Background: Prolonged postoperative opioid use (PPOU) is considered an unfavorable post-surgical outcome. Demographic, clinical, and psychosocial factors have been associated with PPOU, but methods to prospectively identify patients at increased risk are lacking.

Objectives: Our objective was to determine whether an individual or a combination of several psychological factors could identify a subset of patients at increased risk for PPOU.

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Article Synopsis
  • Public health surveillance for drug overdoses often relies on health records, but it's unclear how many nonfatal overdoses are captured this way compared to those reported by individuals themselves.
  • A study linked survey data from Veterans regarding self-reported overdoses to their health records, revealing that diagnostic codes for overdoses had low sensitivity across various substances.
  • The findings indicate that health records may miss a significant number of overdoses, suggesting that incorporating self-reported data in clinical settings could improve overdose monitoring and intervention strategies.
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Surveys of people who experience homelessness can portray their life and healthcare experiences with a level of statistical precision; however, few have explored how the very same surveys can deliver qualitative insights as well. In responding to surveys, people experiencing homelessness can use the margins to highlight health and social concerns that investigators failed to anticipate that standard question batteries miss. This study describes the unprompted comments of a large national survey of Veterans with homeless experiences.

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Purpose: To describe patterns of care use for Alabama Medicaid adult beneficiaries with diabetes and the association between primary care utilization and ambulatory care sensitive (ACS) diabetes hospitalizations.

Methods: This retrospective cohort study analyzes Alabama Medicaid claims data from January 2010 to April 2018 for 52,549 covered adults ages 19-64 with diabetes. Individuals were characterized by demographics, comorbidities, and health care use including primary, specialty, mental health and hospital care.

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Introduction: Unsheltered homelessness is a strongly debated public issue. The study objective is to identify personal and community characteristics associated with unsheltered homelessness in veterans and to test for interactions between these characteristics.

Methods: In a 2018 national survey of U.

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Objective: Disagreement exists between rheumatology and primary care societies regarding gout management. This paper describes a formal process for gathering input from stakeholders in the planning of a trial to compare gout management strategies.

Methods: We recruited patients, nurses, physician assistants, primary care clinicians, and rheumatologists to participate in a modified Delphi panel (mDP) to provide input on design of a trial focused on optimal management for primary care patients with gout.

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Background: More than 1 million Americans receive primary care from federal homeless health care programs yearly. Vulnerabilities that can make care challenging include pain, addiction, psychological distress, and a lack of shelter. Research on the effectiveness of tailoring services for this population is limited.

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Chronic pain commonly occurs in people living with HIV (PLWH). Many PLWH in the United States obtain opioids for chronic pain management. Whether insomnia severity and depressive symptoms are exacerbated by chronic pain and opioid use in PLWH remains to be determined.

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Aims: Diabetes distress affects approximately 36% of adults with diabetes and is associated with worse diabetes self-management and poor glycaemic control. We characterized participants' diabetes distress and studied the relationship between social support and diabetes distress.

Methods: In this cross-sectional study, we surveyed a population-based sample of adults with type 2 diabetes covered by Alabama Medicaid.

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Objectives: Persons who are homeless have significant health challenges and barriers accessing care. Secure messaging supports communication between patients and their providers through a web-based portal, but the acceptability of this technology among patients with high prevalence of substance use disorders (SUDs) is unknown. We examined secure messaging use among veterans with experiences of homelessness (VEHs), and determined factors associated with messaging use.

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Importance: Individuals with a history of homelessness are at increased risk for drug or alcohol overdose, although the proportion who have had recent nonfatal overdose is unknown. Understanding risk factors associated with nonfatal overdose could guide efforts to prevent fatal overdose.

Objectives: To determine the prevalence of recent overdose and the individual contributions of drugs and alcohol to overdose and to identify characteristics associated with overdose among veterans who have experienced homelessness.

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Purpose: Shared decision-making (SDM) has a significant role in surgical encounters, where decisions are influenced by both clinician and patient preferences. Herein, we sought to explore surgeons' practices and beliefs about SDM.

Methods: We performed a qualitative study consisting of semi-structured individual interviews with 18 surgeons from private practice and academic surgery practices in Baltimore, Maryland.

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Among nonelderly adults with diabetes, we compared hospitalizations for ambulatory care-sensitive conditions from 2013 (pre-Medicaid expansion) and 2014 (post-Medicaid expansion) for 13 expansion and 4 nonexpansion states using State Inpatient Databases. Medicaid expansion was associated with decreases in proportions of hospitalizations for chronic conditions (difference between 2014 and 2013 -0.17 percentage points in expansion and 0.

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Objective: To determine the independent association of patient- and surgery-specific risk with receipt of outpatient preoperative testing.

Methods: Using administrative data from 2010-2013 (Marketscan Commercial Claims and Encounters), we constructed a retrospective cohort of 678,368 privately-insured, non-elderly US adults who underwent one of ten operations, including one lower-risk and one higher-risk operation from five surgical specialties. Outcomes were receipt of nine outpatient tests in the 30 days before surgery and cost of those tests.

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Background: There is substantial variation in the practice of preoperative medical evaluation (PME) and limited evidence for its benefit, which raises concerns about overuse. Surgeons have a unique role in this multidisciplinary practice. The objective of this qualitative study was to explore surgeons' practices and their beliefs about PME.

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