Publications by authors named "Ruth Carlos"

Introduction: Smoking cessation is important for men and women diagnosed with cancer. Oncology clinicians should encourage all patients to quit and offer resources to help them do so, following the 5As framework (Ask, Advise, Assess, Assist, and Arrange follow-up).

Method: This study tests gender differences in self-reported receipt of the 5As by an oncology provider among 306 recently-diagnosed male and female cancer patients.

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Background: Biomarker testing in metastatic non-small lung cancer (NSCLC) is critical for appropriate treatment. Claims-based datasets offer real-world information on the use and cost of biomarker testing.

Materials And Methods: We used 2013-2021 data from Optum's de-identified Clinformatics Data Mart Database.

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Purpose: Financial toxicity is an important issue in cancer that affects quality of life and treatment adherence. Screening can identify patients at risk but consensus on appropriate timing or methods is lacking.

Methods: We sent an anonymous survey to e-mail subscribers of a nationwide breast cancer-specific philanthropic organization in July 2023 asking about financial toxicity screening preferences.

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Article Synopsis
  • The study explores how financial stress changes over time for patients with early-stage colorectal cancer, indicating that their financial situation is dynamic.
  • Conducted between May 2018 and July 2020, the research involved English-speaking adults newly diagnosed with stages I to III colorectal cancer and tracked their financial hardship through surveys at different intervals over 24 months.
  • Results showed a decrease in material hardship from 57.6% to 35.0% over the study period, while cost-related care nonadherence remained stable; factors such as lower financial worry, higher education, and older age were linked to less nonadherence.
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Background And Purpose: Low back pain commonly causes disability, often managed with conservative image-guided interventions before surgery. Research has documented racial disparities with these and other non-pharmacologic treatments. We posited that individual chart reviews may provide insight into the disparity of care types through documented patient/provider discussions and their effect on treatment plans.

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Background Large language models (LLMs) for medical applications use unknown amounts of energy, which contribute to the overall carbon footprint of the health care system. Purpose To investigate the tradeoffs between accuracy and energy use when using different LLM types and sizes for medical applications. Materials and Methods This retrospective study evaluated five different billion (B)-parameter sizes of two open-source LLMs (Meta's Llama 2, a general-purpose model, and LMSYS Org's Vicuna 1.

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Introduction: For high-risk women, breast magnetic resonance (MR) is the preferred supplemental imaging option, but spatial access differences may exacerbate disparities in breast care.

Methods: This was a cross-sectional study examining distance between ZIP codes and the nearest breast imaging facility (MR, mammography, ultrasound) using 2023 data from the Food and Drug Administration and the American College of Radiology. Linear regression was used to assess distance differences controlling for Area Deprivation Index (ADI), urbanicity, and population size.

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Article Synopsis
  • Allostatic load (AL) measures the cumulative physiological stress from repeated activation of the stress response, and it was studied to see if it can predict high-risk breast biopsy results in women with false-positive findings.
  • The study involved 170 women, who mostly had benign breast conditions, and assessed 12 health variables across four physiological systems to calculate AL.
  • Results showed that for every unit increase in AL, the chances of receiving a high-risk pathology result from a breast biopsy increased by 37%, indicating that higher stress levels could be linked to more serious health issues.
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Differences in survival and morbidity among treatment options (ablation, surgical resection, and transplant) for early-stage hepatocellular carcinoma (HCC) have been well studied. Additional understanding of the costs of such care would help to identify drivers of high costs and potential barriers to care delivery. The purpose of this article was to quantify total and patient out-of-pocket costs for ablation, surgical resection, and transplant in the management of early-stage HCC and to identify factors predictive of these costs.

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Reproductive outcomes after uterine artery embolization (UAE) for the treatment of uterine fibroids are challenging to study, leaving several unanswered questions surrounding the future fertility of patients undergoing the procedure. Subject matter experts from interventional radiology, diagnostic radiology, obstetrics and gynecology, and reproductive medicine participated in a Society of Interventional Radiology (SIR) Foundation Research Consensus Panel to discuss and prioritize critical research topics focusing on fertility and reproductive outcomes in patients undergoing UAE for symptomatic uterine fibroids. After presentations and discussion of research ideas, the panelists prioritized the following topics for further investigation: (a) a prospective study of factors that influence implantation and gene expression in patients undergoing UAE or myomectomy over 1 year; (b) refinement of a classification system for uterine fibroids that can allow for more focused study design, which may include burden of fibroid disease; and (c) conjoint analysis/discrete choice experiments to better characterize those patients for whom fertility preservation is a high priority.

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Article Synopsis
  • - The study investigates the link between a specific patient-reported outcome (the GP5 assessment from a cancer therapy scale) and early treatment discontinuation due to side effects in patients with newly diagnosed multiple myeloma.
  • - Conducted between February and April 2023, the research analyzed responses from participants in the ECOG-ACRIN E1A11 trial, focusing on treatment regimens involving bortezomib and carfilzomib, with assessments taken at various intervals during treatment.
  • - Results from logistic regression will highlight whether higher reported bother from adverse events correlates with a higher likelihood of discontinuing treatment early, adjusting for factors like treatment type, patient demographics, and disease stage.
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  • The study looked at why some patients with low back pain (LBP) get certain treatments and others don’t, focusing on factors like where they live and their personal backgrounds.
  • It found that people from poorer neighborhoods and some groups, like women and those without insurance, were less likely to get treatments for LBP.
  • The conclusion was that a person's neighborhood and personal details, like their sex and financial situation, affect the kind of medical care they receive for low back pain.
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Importance: The longitudinal experience of patients is critical to the development of interventions to identify and reduce financial hardship.

Objective: To evaluate financial hardship over 12 months in patients with newly diagnosed colorectal cancer (CRC) undergoing curative-intent therapy.

Design, Setting, And Participants: This prospective, longitudinal cohort study was conducted between May 2018 and July 2020, with time points over 12 months.

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Health-related social needs are prevalent among cancer patients; associated with substantial negative health consequences; and drive pervasive inequities in cancer incidence, severity, treatment choices and decisions, and outcomes. To address the lack of clinical trial evidence to guide health-related social needs interventions among cancer patients, the National Cancer Institute Cancer Care Delivery Research Steering Committee convened experts to participate in a clinical trials planning meeting with the goal of designing studies to screen for and address health-related social needs among cancer patients. In this commentary, we discuss the rationale for, and challenges of, designing and testing health-related social needs interventions in alignment with the National Academy of Sciences, Engineering, and Medicine 5As framework.

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Objective: To evaluate the prevalence of financial hardship and health-related social needs (HRSNs) among outpatients undergoing advanced imaging services and assess the feasibility of screening for financial and social needs during radiology encounters.

Methods: Adult patients receiving CT, MRI, or PET/CT at outpatient imaging centers of an academic tertiary center were asked to complete a 15-minute survey with adapted validated questions inquiring about their experience of financial hardship related to imaging and HRSNs, and the appropriateness of screening for financial and social needs at radiology encounters. Logistic regression analyses were performed to assess factors associated with perceived appropriateness of screening and level of interest in meeting with financial counselors.

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Radiology is on the verge of a technological revolution driven by artificial intelligence (including large language models), which requires robust computing and storage capabilities, often beyond the capacity of current non-cloud-based informatics systems. The cloud presents a potential solution for radiology, and we should weigh its economic and environmental implications. Recently, cloud technologies have become a cost-effective strategy by providing necessary infrastructure while reducing expenditures associated with hardware ownership, maintenance, and upgrades.

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Objective: To identify independent predictors of all-cause and cancer-specific mortality after ablation or surgical resection (SR) for small hepatocellular carcinomas (HCCs), after adjusting for key confounders.

Methods: Using Surveillance, Epidemiology, and End Results Program-Medicare, HCCs less than 5 cm treated with ablation or SR in 2009 to 2016 (n = 956) were identified. Univariate and multivariable Cox regression models for all-cause and cancer-specific mortality were performed including demographics, clinical factors (tumor size, medical comorbidities, and liver disease factors), social determinants of health, and treatment characteristics.

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Background: The objective of this study was to examine the association between racialized economic segregation, allostatic load (AL), and all-cause mortality in patients with breast cancer.

Patients And Methods: Women aged 18+ years with stage I-III breast cancer diagnosed between 01/01/2012 and 31/12/2020 were identified in the Ohio State University cancer registry. Racialized economic segregation was measured at the census tract level using the index of concentration at the extremes (ICE).

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Identifying and managing lung cancer, the leading cause of cancer-specific mortality, depend on multiple medical and sociodemographic factors. Humanomics is a model that acknowledges that negative societal stressors from systemic inequity affect individual health by altering pro-inflammatory gene expression. The same factors which may predispose individuals to lung cancer may also obstruct equitably prompt diagnosis and treatment.

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Article Synopsis
  • Mild (Grade 1) and moderate (Grade 2) adverse events (AEs) are frequently under-reported in phase III clinical trials, which limits understanding of the toxicity burden on patients.* -
  • Analysis using data from a specific trial showed that experiencing more G1 and G2 AEs significantly increased patient-reported side-effect bother and the likelihood of treatment discontinuation, especially with symptomatic AEs.* -
  • The study emphasizes the need for better reporting of low- and moderate-grade AEs, as they are linked to higher patient discomfort and could impact treatment adherence.*
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Background: Tobacco use is associated with adverse outcomes among patients diagnosed with cancer. Socioeconomic determinants influence access and utilization of tobacco treatment; little is known about the relationship between neighborhood socioeconomic disadvantage (NSD) and tobacco assessment, assistance, and cessation among patients diagnosed with cancer.

Methods: A modified Cancer Patient Tobacco Use Questionnaire (C-TUQ) was administered to patients enrolled in nine ECOG-ACRIN clinical trials.

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