Publications by authors named "Abigail R Smith"

Aims: Men with lower urinary tract symptoms (LUTS) represent a heterogeneous group, and treatment decisions are often based on severity of symptoms and physical examination findings. Identification of clinically meaningful subtypes could allow for more personalized care. This study advances phenotyping efforts from the Symptoms of Lower Urinary Tract Dysfunction Research Network (LURN) by adding data domains to previous phenotyping using urologic symptoms alone.

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Objective: Financial strain and unmet social needs are associated with greater risk for lower urinary tract symptoms. Little research has examined financial strain and unmet social needs in relation to the more holistic concept of bladder health. This study utilizes baseline data from RISE FOR HEALTH: A U.

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Living donation increases the organ supply, but associated non-medical expenses can disincentivize donation. Programs aimed at increasing living donation need to better understand how financial obstacles, including lost wages, impact the decision to pursue donation. Forty-eight interviews were conducted and analyzed using a grounded theory approach.

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Introduction: The decision to become a living donor requires consideration of a complex, interactive array of factors that could be targeted for clinical, policy, and educational interventions. Our objective was to assess how financial barriers interact with motivators, other barriers, and facilitators during this process.

Methods: Data were obtained from a public survey assessing motivators, barriers, and facilitators of living donation.

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Background: Lower urinary tract symptoms (LUTS) due to benign prostatic hyperplasia (BPH) significantly impact quality of life among older men. Despite the prevalent use of the American Urological Association Symptom Index (AUA-SI) for BPH, this measure overlooks key symptoms such as pain and incontinence, underscoring the need for more comprehensive patient-reported outcome (PRO) tools. This study aims to integrate enhanced PROs into routine clinical practice to better capture the spectrum of LUTS, thereby improving clinical outcomes and patient care.

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Background: Minority race, ethnicity, and financial barriers are associated with lower rates of living donor (LD) kidney transplantation (LDKT). Financial reimbursement for LD costs may impact social determinants of health and, therefore, impact disparities in access to LDKT.

Methods: Among US LDKTs, we studied associations between racial and ethnic minority status and utilization of the National Living Donor Assistance Center (NLDAC), a means-tested reimbursement program for nonmedical LD costs.

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Background: Lower urinary tract symptoms (LUTS) due to benign prostatic hyperplasia (BPH) significantly impact quality of life among older men. Despite the prevalent use of the American Urological Association Symptom Index (AUA-SI) for BPH, this measure overlooks key symptoms such as pain and incontinence, underscoring the need for more comprehensive patient-reported outcome (PRO) tools. This study aims to integrate enhanced PROs into routine clinical practice to better capture the spectrum of LUTS, thereby improving clinical outcomes and patient care.

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Article Synopsis
  • The study aimed to explore structural changes in brain white matter in patients with overactive bladder (OAB) using diffusion tensor imaging (DTI).
  • Researchers assessed the microstructural integrity of the brain's white matter in OAB patients compared to matched controls and found significant differences in fractional anisotropy and mean diffusivity.
  • Results indicated that OAB patients had more abnormalities in specific brain areas, particularly associated with higher severity of OAB symptoms, emphasizing a link between urinary issues and brain structure changes.
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Purpose: We aimed to estimate the prevalence of a wide range of lower urinary tract symptoms (LUTS) in US women, and explore associations with bother and discussion with health care providers, friends, and family.

Materials And Methods: We analyzed baseline data collected from May 2022 to December 2023 in the RISE FOR HEALTH study-a large, regionally representative cohort study of adult female community members. LUTS and related bother were measured by the 10-item Symptoms of Lower Urinary Tract Dysfunction Research Network Symptom Index, and discussion was assessed by a study-specific item.

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Introduction: There is a critical need to foster inclusive educational spaces for Queer identifying students and to resist oppressive structures that seek to marginalize and inflict trauma on students because of their gender or sexual identity.

Methods: Drawing on thematic analysis and Queer theory, we interviewed 11 Queer identifying STEM students to understand the navigational strategies they leveraged within higher education environments related to their Queer identity.

Results: We developed a cyclical model of navigational strategies employed by Queer STEM students that involved evaluating the environments, performing psychological identity calculations, and engaging in behavioral actions.

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Introduction: Cure Glomerulonephropathy (CureGN) is an observational cohort study of patients with minimal change disease (MCD), focal segmental glomerulosclerosis (FSGS), membranous nephropathy (MN), or IgA nephropathy. We developed a conventional, consensus-based scoring system to document pathologic features for application across multiple pathologists and herein describe the protocol, reproducibility, and correlation with clinical parameters at biopsy.

Methods: Definitions were established for glomerular, tubular, interstitial, and vascular lesions evaluated semiquantitatively using digitized light microscopy slides and electron micrographs, and reported immunofluorescence.

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The goal of this study was to develop the novel analytical approach and to perform an in-depth dynamic analysis of individual bladder diaries to inform which behavioral modifications would best reduce lower urinary tract symptoms, such as frequency and urgency. Three-day bladder diaries containing data on timing, volumes, and types of fluid intake, as well as timing, volumes, and bladder sensation at voids were analyzed for 197 participants with lower urinary tract symptoms. A novel dynamic analytic approach to bladder diary time series data was proposed and developed, including intra-subject correlations between time-varying variables: rates of intake, bladder filling rate, and urge growth rate.

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Article Synopsis
  • Overactive bladder (OAB) might be linked to issues in brain circuits, and a study used functional MRI to explore how OAB participants experience urinary urgency compared to controls when their bladder is filling.
  • Participants underwent MRI scans after drinking water while their urgency levels were measured; results showed two patterns: one group that did not respond to bladder filling and another group from OAB who had a strong response.
  • The study found that the OAB participants who had higher urgency also exhibited different brain connectivity patterns, particularly between sensorimotor areas and prefrontal regions, indicating distinct neurophysiological characteristics related to their urinary symptoms.
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Rationale & Objective: Patients with glomerular disease (GN) may be at increased risk of severe COVID-19, yet concerns over vaccines causing disease relapse may lead to vaccine hesitancy. We examined the associations of COVID-19 with longitudinal kidney function and proteinuria and compared these with similar associations with COVID-19 vaccination.

Study Design: Observational cohort study from July 1, 2021, to January 1, 2023.

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Article Synopsis
  • Physical and psychological health can significantly influence lower urinary tract symptoms (LUTS), which are common in women and can be modified over time.
  • In a study involving 545 adult women, those with higher levels of depression and sleep disturbances reported more severe urinary symptoms, while better physical functioning correlated with milder symptoms.
  • Although all urinary symptoms decreased during the study, initial psychological factors did not predict the changes in LUTS over time.
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Purpose: To develop a tool to predict a woman's treatment pattern for bothersome urinary urgency (UU) and/or UU incontinence over 1 year after presenting for care at urology or urogynecology clinics.

Methods: The Symptoms of Lower Urinary Tract Dysfunction Research Network observational cohort study enrolled adult women with bothersome UU and/or UU incontinence using the lower urinary tract symptoms (LUTS) Tool who were seeking care for LUTS. Treatments for UU and/or urgency incontinence were ordered from least to most invasive.

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The goal of this study was to perform an in-depth dynamic analysis of individual bladder diaries to inform which behavioral modifications would best reduce lower urinary tract symptoms, such as frequency and urgency. Three-day bladder diaries containing data on timing, volumes, and types of fluid intake, as well as timing, volumes, and bladder sensation at voids were analyzed for 197 participants with lower urinary tract symptoms. A novel dynamic analytic approach to bladder diary time series data was proposed and developed, including intra-subject correlations between time-varying variables: rates of intake, bladder filling rate, and urge growth rate.

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Background: Tobacco exposure has been recognized as a risk factor for cardiovascular disease (CVD) and progression of kidney disease. Patients with proteinuric glomerulopathies are at increased risk for cardiovascular morbidity and mortality. Multiple studies have linked tobacco exposure to CVD and chronic kidney disease, but the relationships between smoking and proteinuric glomerulopathies in adults and children have not been previously explored.

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Rationale & Objective: Adolescent- and adult-onset minimal change disease (MCD) may have a clinical course distinct from childhood-onset disease. We characterized the course of children and adults with MCD in the Cure Glomerulonephropathy Network (CureGN) and assessed predictors of rituximab response.

Study Design: Prospective, multicenter, observational study.

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Introduction: Caffeine has long been vilified as a cause for urinary urgency incontinence (UUI) along with other potential bladder irritants such as carbonation, alcohol, and acidic juices. The objective of this study was to assess the fluid intake behavior of people with urgency, UUI, and those with lower urinary tract symptoms (LUTS) without UUI or urgency to assess if they avoided certain potential bladder irritants or had different fluid intake. We hypothesized that patients with UUI would avoid caffeine as a self-management method more so than these other two groups.

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Article Synopsis
  • Limited data exists on how patients with overactive bladder (OAB) adjust their treatments over time, which is crucial for enhancing their care.
  • A study involving 349 women found that treatment levels varied significantly, with the majority using behavioral treatments or physical therapy rather than medications.
  • Factors such as initial treatment types, UUI severity, and existing health conditions influenced the highest level of treatment received during the year.
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Objective: To determine how the LURN-SI-10, a novel questionnaire developed by the Symptoms of Lower Urinary Tract Dysfunction Research Network (LURN), compares with the International Prostate Symptom Score (IPSS) in men with lower urinary tract symptoms (LUTS) attributed to benign prostatic hyperplasia (BPH). Specifically, to assess convergent validity and determine how frequently the LURN-SI-10 identifies symptoms not captured by the IPSS.

Materials And Methods: Men presenting with BPH/LUTS were prospectively administered LURN-SI-10 and IPSS questionnaires.

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Article Synopsis
  • The study investigates the impact of race, ethnicity, and socioeconomic status on acute care usage among patients with glomerular disease, noting gaps in existing knowledge.
  • Conducted as a prospective cohort study, it analyzed data from 1,456 adults and 768 children with confirmed glomerular disease in the CureGN cohort.
  • Results showed that Black and Hispanic individuals experienced higher acute care utilization rates compared to White and Asian participants, while socioeconomic factors were also linked to disease severity, though some findings varied after adjusting for multiple factors.
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