Publications by authors named "Crowley A"

Background: The coexistence of transthyretin cardiac amyloidosis (ATTR-CA) and aortic stenosis (AS) is increasingly recognized, but the clinical consequences are unclear. We aimed to characterize clinical outcomes in AS plus ATTR-CA compared with only AS or ATTR-CA.

Methods And Results: In a retrospective cohort study, patients with AS only, ATTR-CA only, or AS plus ATTR-CA were identified using all-payer claims data (2015-2021).

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Objective: Hurried encounters in clinical settings contribute to dissatisfaction among both patients and clinicians and may indicate and contribute to low-quality care. We sought to identify patient- or clinician-reported instruments concerning this experience of time in clinical encounters.

Methods: We searched multiple databases from inception through July 2023.

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Despite the efficacy of digital mental health technologies (DMHTs) in clinical trials, low uptake and poor engagement are common in real-world settings. Accordingly, digital technology experts or "digital navigators" are increasingly being used to enhance engagement and shared decision-making between health professionals and clients. However, this area is relatively underexplored and there is a lack of data from naturalistic settings.

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  • - The BRIGHT-4 study showed that using bivalirudin with a high-dose infusion after PCI led to lower overall mortality and bleeding risks compared to heparin, without raising rates of reinfarction or stent thrombosis in STEMI patients.
  • - A meta-analysis of six trials involving over 15,000 patients found that while bivalirudin reduced overall and cardiac mortality and major bleeding, it was associated with higher rates of reinfarction and stent thrombosis compared to heparin.
  • - When specifically looking at a subset of trials similar to the BRIGHT-4 approach, bivalirudin also showed a decrease in 30-day mortality and major bleeding, with comparable rates of reinfar
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  • Evaluating the reliability of outcomes in real-world evidence (RWE) studies is crucial, especially concerning overall survival, which can be inconsistently captured and requires external mortality data.
  • This study used Monte Carlo simulations to analyze how different censoring methods (censoring at last activity date vs. data cutoff) affect the estimation of median survival and hazard ratios in comparative effectiveness studies involving treatments.
  • Findings indicate that when mortality data is fully captured, censoring at the data cutoff yields unbiased median survival estimates, while the last activity date method can lead to underestimation, especially as missing mortality data increases.
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Introduction: For patients with epidermal growth factor receptor-mutated (EGFRm) locally advanced/metastatic non-small cell lung cancer (mNSCLC) whose disease has progressed on or after osimertinib and platinum-based chemotherapy (PBC), no uniformly accepted standard of care exists. Moreover, limited efficacy of standard treatments indicates an unmet medical need, which is being addressed by ongoing clinical investigations, including the HERTHENA-Lung01 (NCT04619004) study of patritumab deruxtecan (HER3‑DXd). However, because limited information is available on real-world clinical outcomes in such patients, early-phase trials of investigational therapies lack sufficient context for comparison.

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Prolonged fever for more than a week or fever of unknown origin in pediatric patients with or without soft tissue infection should raise suspicion for infection. A 10-year-old female presented to urgent care with a "bug bite" on the left ring finger, cough, and 2 to 3 days of low-grade fever. Ten days later, her symptoms progressed to soft tissue swelling of the left elbow without fracture on radiograph.

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Aims: This study aimed to describe baseline characteristics and adherence among patients with transthyretin amyloid cardiomyopathy (ATTR-CM) treated with tafamidis (VYNDAQEL®) in Japan using the Japanese Medical Data Vision (MDV) database.

Methods And Results: This study was a non-interventional, retrospective cohort study of adult (≥18 years old) patients in the Japanese MDV claims database diagnosed with ATTR-CM and with at least two tafamidis prescriptions of dose strength 4 × 20 mg/day between 1 March 2019 and 31 August 2021. The date of the first prescription was defined as the index date, with follow-up time defined as the time between the first and last prescription plus the days' supply from the last refill.

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The homeostasis of IgG is maintained by the neonatal Fc receptor, FcRn. Consequently, antagonism of FcRn to reduce endogenous IgG levels is an emerging strategy for treating antibody-mediated autoimmune disorders using either FcRn-specific antibodies or an engineered Fc fragment. For certain FcRn-specific antibodies, this approach has resulted in reductions in the levels of serum albumin, the other major ligand transported by FcRn.

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Chronic thromboembolic pulmonary hypertension (CTEPH) is underdiagnosed and has recently surfaced as one of the leading triggers of severe pulmonary hypertension. This disease process is described by structural changes of pulmonary arteries such as fibrous stenosis, complete obliteration, or the presence of a resistant intraluminal thrombus, resulting in increased pulmonary resistance and eventually progressing to right-sided heart failure. Hence, this study aims to describe the current treatments for CTEPH and their efficacy in hemodynamic improvement and prevention of recurring thromboembolic episodes in patients.

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Background: Medicare's voluntary bundled payment programs have demonstrated generally favorable results. However, it remains unknown whether uneven hospital participation in these programs in communities with greater shares of minorities and patients of low socioeconomic status results in disparate access to practice redesign innovations.

Objective: Examine whether communities with higher proportions of marginalized individuals were less likely to be served by a hospital participating in Bundled Payments for Care Improvement Advanced (BPCI-Advanced).

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Background: Children less than five years of age comprised approximately 30% in 2020 of foster care entries in the United States, and they are consistently the largest foster care entry group. Very young children can respond differently to the same adverse life events. Detection of complex interpersonal traumas is core to providing appropriate interventions and prevention of reoccurring negative outcomes in these children.

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  • The study aims to compare the effectiveness and safety of bivalirudin versus heparin in patients with non-ST-segment-elevation myocardial infarction (NSTEMI) undergoing percutaneous coronary intervention (PCI), as previous analyses lacked detailed data.
  • An individual patient data meta-analysis included over 12,000 patients from five major trials, focusing on outcomes like 30-day all-cause mortality and serious bleeding.
  • Results indicated no significant difference in 30-day mortality rates, cardiac mortality, reinfarction, or stent thrombosis between bivalirudin and heparin in this patient population.
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  • Recent research has advanced our understanding of SARS-CoV-2 and antibody responses, but the detailed composition of circulating antibodies remains largely unexplored.
  • A study using Ig-Seq analyzed the antibody profiles specific to SARS-CoV-2's spike protein and its receptor binding domain in four subjects over six months after infection, revealing that about 50% of RBD-specific IgG did not recognize the spike protein in its stabilized form.
  • The study also evaluated monoclonal antibodies from infected individuals, finding that while some neutralized the virus, others showed limited binding to different variants, highlighting the complexities of the immune response to SARS-CoV-2.
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Food insecurity affects more than 40 million individuals in the United States and is linked to negative health outcomes due, in part, to poor dietary quality. Despite the emergence of metabolomics as a modality to objectively characterize nutritional biomarkers, it is unclear whether food security is associated with any biomarkers of dietary quality. This scoping review aims to summarize studies that examined associations between nutritional biomarkers and food security, as well as studies that investigated metabolomic differences between people with and without food insecurity.

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Background: Highly personalized care is substantially improved by technology platforms that assess and track patient outcomes. However, evidence regarding how to successfully implement technology in real-world mental health settings is limited.

Objective: This study aimed to naturalistically monitor how a health information technology (HIT) platform was used within 2 real-world mental health service settings to gain practical insights into how HIT can be implemented and sustained to improve mental health service delivery.

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Antibody-mediated effector functions are widely considered to unfold according to an associative model of IgG-Fcγ receptor (FcγR) interactions. The associative model presupposes that Fc receptors cannot discriminate antigen-bound IgG from free IgG in solution and have equivalent affinities for each. Therefore, the clustering of Fcγ receptors (FcγR) in the cell membrane, cross-activation of intracellular signaling domains, and the formation of the immune synapse are all the result of avid interactions between the Fc region of IgG and FcγRs that collectively overcome the individually weak, transient interactions between binding partners.

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Genetic engineering of hyperthermophilic organisms for the production of fuels and other useful chemicals is an emerging biotechnological opportunity. In particular, for volatile organic compounds such as ethanol, fermentation at high temperatures could allow for straightforward separation by direct distillation. Currently, the upper growth temperature limit for native ethanol producers is 72°C in the bacterium Thermoanaerobacter ethanolicus JW200, and the highest temperature for heterologously-engineered bioethanol production was recently demonstrated at 85°C in the archaeon Pyrococcus furiosus.

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Community health workers (CHWs) have worked in a variety of settings in the United States for more than 70 years and are increasingly recognized as an essential health workforce. CHWs share life experience with the people they serve and have firsthand knowledge of the causes and impacts of health inequity. They provide a critical link between marginalized communities and health care and public health services.

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Transplacental transfer of maternal antibodies provides the fetus and newborn with passive protection against infectious diseases. While the role of the highly conserved neonatal Fc receptor (FcRn) in transfer of IgG in mammals is undisputed, recent reports have suggested that a second receptor may contribute to transport in humans. We report poor transfer efficiency of plant-expressed recombinant HIV-specific antibodies, including engineered variants with high FcRn affinity, following subcutaneous infusion into rhesus macaques close to parturition.

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Objectives: Racial and ethnic minorities receive opioid prescriptions at lower rates and dosages than White patients. Though opioid stewardship interventions can improve or exacerbate these disparities, there is little evidence about these effects. We conducted a secondary analysis of a cluster-randomized controlled trial conducted among 438 clinicians from 21 emergency departments and 27 urgent care clinics.

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Background: This paper looks to validate the risk score from the Heart Failure Association of the European Society of Cardiology and the International Cardio-Oncology Society (HFA-ICOS) for predicting potential cardiotoxicity from anticancer therapy for patients positive for human epidermal growth factor receptor 2.

Methods: A total of 507 patients with at least five years since index diagnosis of breast cancer were retrospectively divided according to the HFA-ICOS risk proforma. According to level of risk, these groups were assessed for rates of cardiotoxicity via mixed-effect Bayesian logistic regression model.

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Article Synopsis
  • Tafamidis was approved for treating hereditary and wild-type transthyretin amyloid cardiomyopathy (ATTRwt-CM) in May 2019, based on the ATTR-ACT clinical trial findings.
  • A retrospective study analyzed the prescription patterns of tafamidis among 430 patients with ATTRwt-CM from May 2019 to December 2020, finding that 100% were prescribed within 9 months of diagnosis.
  • Key factors influencing the prescription included being age 65 or older, male, having heart failure/cardiomyopathy, and undergoing specific heart imaging tests, indicating a need for further studies on real-world outcomes for these patients.
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