Publications by authors named "Ryung Kim"

Background: Pain plays a significant role in emergency department (ED) visits, however safe and effective nonpharmacologic options are needed. Prior studies of acupuncture in the ED reported pain reduction with minimal side effects, but most were small and single site.

Methods: We conducted ACUITY, a prospectively designed multi-center feasibility RCT.

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Background: Current programs to engage marginalized populations such as gay and bisexual individuals and other men who have sex with men (MSM) in HIV prevention interventions do not often reach all MSM who may benefit from them. To reduce the global burden of HIV, far-reaching strategies are needed to engage MSM in HIV prevention and treatment. Globally, including low- and middle-income countries, MSM are now widely using internet-based social and mobile technologies (SMTs; eg, dating apps, social media, and WhatsApp [Meta]), which provides an unprecedented opportunity to engage unreached and underserved groups, such as MSM for HIV prevention and care.

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  • This text refers to a correction made to the article identified by DOI: 10.1016/j.dadr.2023.100172.
  • The correction update likely addresses inaccuracies or errors found in the original publication.
  • Such corrections are important for maintaining the integrity and reliability of scientific literature.
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  • The study explores the relationship between sex and the incidence of acute kidney injury (AKI) in hospitalized patients, suggesting that female sex hormones may offer some protection against AKI, contrary to some beliefs that being female is a risk factor.
  • Conducted at the Montefiore Health System, the study included over 132,000 hospitalizations and focused on how age and sex influence the risk of developing AKI, using advanced statistical methods to analyze the data.
  • Results indicated that males had a higher risk of AKI across all age groups, especially between ages 16 and 55, while older women taking estrogen showed reduced odds of developing AKI compared to those not on the hormone.
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Background: Health equity curricula emphasizing critical pedagogy and centering perspectives of those with marginalized identities, both in curriculum design and execution, have yet to be described in interdisciplinary graduate medical education settings.

Aim: The application of public health critical race praxis (PHCRP) in the redesign and evaluation of a social medicine immersion month (SMIM) curriculum.

Setting: A mandatory, 4-week course within the Residency Program for Social Medicine in the Bronx, NY.

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Background And Aims: Matrix Gla protein (MGP) is an inhibitor of calcification that requires carboxylation by vitamin K for activity. The inactive form of MGP, dephosphorylated-uncarboxylated matrix Gla protein (dp-ucMGP), has been associated with increased calcification. However, it is not known whether there is a longitudinal relationship between dephosphorylated-uncarboxylated matrix Gla protein levels and coronary and aortic calcification in large population cohorts.

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  • People with HIV (PWH) are at greater risk of cardiovascular disease due to conditions like myocardial fibrosis and inflammation, with previous studies focusing mostly on men and healthy volunteers for comparison.* -
  • This study investigated female participants with HIV and found that a significant percentage had undetectable viral loads but struggled with medication adherence, which is linked to increased myocardial inflammation and fibrosis.* -
  • The findings highlight the need for better ART adherence strategies and understanding of latent infections to reduce heart-related complications in women living with HIV.*
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Background: Increasing evidence supports that antibodies can protect against active tuberculosis (TB) but knowledge of potentially protective antigens, especially in the airways, is limited. The main objective of this study was to identify antigen-specific airway and systemic immunoglobulin isotype responses associated with the outcome of controlled latent Mycobacterium tuberculosis (Mtb) infection (LTBI) versus uncontrolled infection (TB) in nonhuman primates.

Methods: In a case-control design, using non-parametric group comparisons with false discovery rate adjustments, we assessed antibodies in 57 cynomolgus macaques which, following low-dose airway Mtb infection, developed either LTBI or TB.

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Clinical immunity against Plasmodium falciparum infection develops in residents of malaria endemic regions, manifesting in reduced clinical symptoms during infection and in protection against severe disease but the mechanisms are not fully understood. Here, we compare the cellular and humoral immune response of clinically immune (0-1 episode over 18 months) and susceptible (at least 3 episodes) during a mild episode of Pf malaria infection in a malaria endemic region of Malawi, by analysing peripheral blood samples using high dimensional mass cytometry (CyTOF), spectral flow cytometry and single-cell transcriptomic analyses. In the clinically immune, we find increased proportions of circulating follicular helper T cells and classical monocytes, while the humoral immune response shows characteristic age-related differences in the protected.

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Introduction: Disparate engagement in the Diabetes Prevention Program (DPP) may occur as early as the point of referral for certain subgroups, including Black and Hispanic men. We aimed to determine patient demographic and provider characteristics associated with referrals to a health system DPP in the Bronx, New York.

Methods: Patient and health system characteristics for DPP-eligible patients seen in primary care between July 1, 2015, and December 31, 2017, were obtained through the electronic health record.

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Background: Hispanic ethnic density (HED) is a marker of better health outcomes among Hispanic patients with chronic disease. It is unclear whether community HED is associated with mortality risk among ethnically diverse patients receiving maintenance hemodialysis.

Methods: A retrospective analysis of patients in the United States cohort of the Dialysis Outcomes and Practice Patterns Study (DOPPS) database (2011-2015) was conducted (n = 4226).

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Significance: People with HIV (PWH) who smoke cigarettes have lower cessation rates than the general population. This study investigated whether changes in cannabis use frequency impedes cigarette cessation among PWH who are motivated to quit.

Methods: Between 2016-2020, PWH who smoked cigarettes were enrolled in a randomized controlled trial for cigarette cessation.

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Objectives: Identifying social needs is a growing priority in primary care, but there is significant variation in how patients access services to meet such needs. This study identifies predictors of successful linkage with a community health worker (CHW) among patients with social needs seen in an outpatient setting.

Methods: This study uses a cross-sectional analysis of social needs assessments administered in an urban health system between April 2018 and December 2019.

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Cigarette smoking is a leading cause of mortality in people with HIV (PWH) in the United States (US). A rising proportion of US tobacco users smoke non-daily, a phenomenon that is common among PWH. PWH who smoke non-daily may be attractive targets for cessation efforts, and, thus, a fuller understanding of non-daily smoking in PWH is important.

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Online outreach may be an important strategy to reach Indian gender minority (GM) populations for HIV testing. However, little is known about Indian GM populations reached online who are sexually active and their HIV testing behaviors. We conducted a secondary analysis of an India wide online cross-sectional survey to assess HIV testing and identify associated factors.

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Objective: We investigated associations of living in a doubled-up household (i.e., adults living with adult children, other related adults, or other unrelated adults) with diabetes self-management behaviors, occurrence of diabetes preventive care services, and hospital use by Hispanic/Latino adults with diabetes.

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Objective: To evaluate the real-world effectiveness of integrative medicine treatment on quality of life using the Patients Receiving Integrative Medicine Effectiveness Registry (PRIMIER).

Design: A prospective, longitudinal, observational evaluation of patient reported outcomes for quality of life.

Setting: Participants were patients from 17 integrative medicine clinics who received personalized, integrative medicine treatments between August 2013 and October 2017.

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Background: Aortic valve calcification (AVC) shares pathological features with atherosclerosis. Lipoprotein components have been detected in aortic valve tissue, including HDL (high-density lipoprotein). HDL measures have inverse associations with cardiovascular disease, but relationships with long-term AVC progression are unclear.

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  • - This study investigates how food insecurity affects the link between gestational diabetes and type 2 diabetes in US women, finding that food security status plays a significant role in this association.
  • - Analysis of data from over 9,500 women reveals that gestational diabetes increases the risk of developing type 2 diabetes, with higher incidence rates in food-insecure women compared to those who are food-secure.
  • - The results suggest a need for public health initiatives to consider food security when addressing diabetes prevention among women who experienced gestational diabetes.
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  • The paper presents PlexProbes, a new technology for detecting multiple targets in a single fluorescent channel during PCR, enhancing simultaneous target analysis.
  • By adjusting temperature, these probes can turn fluorescence 'on' or 'off', allowing for the detection of specific infections like Chlamydia trachomatis and Neisseria gonorrhoeae.
  • The prototype PlexProbe assay for sexually transmitted infections accurately detects six different pathogens using just three fluorescent channels, showing over 99.5% agreement with commercial diagnostic tests.
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Background: Patients receiving in-center hemodialysis experience disproportionate morbidity and incur high healthcare-related costs. Much of this cost stems from potentially avoidable hospitalizations. Peer mentorship has been used effectively to improve outcomes for patients with complex chronic diseases.

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Purpose: Pain accounts for up to 78% of emergency department (ED) patient visits and opioids remain a primary method of treatment despite risks of addiction and adverse effects. While prior acupuncture studies are promising as an alternative opioid-sparing approach to pain reduction, successful conduct of a multi-center pilot study is needed to prepare for a future definitive randomized control trial (RCT).

Methods: Acupuncture in the Emergency Department for Pain Management (ACUITY) is funded by the National Center for Complementary and Integrative Health.

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Background: Persons with HIV (PWH) in the United States (US) smoke cigarettes at approximately triple the rate of the general adult population and are less successful in their quit attempts than other smokers. This randomized trial tested whether a novel web-based cessation program for PWH yielded higher cigarette quit rates compared with a control program.

Setting: Two urban HIV care sites in NYC and Baltimore.

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Background: Biomarkers correlating with Mycobacterium tuberculosis infection activity/burden in asymptomatic individuals are urgently needed to identify and treat those at highest risk for developing active tuberculosis (TB). Our main objective was to identify plasma host protein biomarkers that change over time prior to developing TB in people living with HIV (PLHIV).

Methods: Using multiplex MRM-MS, we investigated host protein expressions from 2 years before until time of TB diagnosis in longitudinally collected (every 3-6 months) and stored plasma from PLHIV with incident TB, identified within a South African (SA) and US cohort.

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Background: Persons with HIV (PWH) smoke cigarettes at much higher rates than the general population in the US, and smoking is now the leading cause of death in US PWH. Efforts to control the tobacco use epidemic in PWH have met with limited success, and the factors associated with successful cessation are not well delineated. There is a particular dearth of knowledge regarding PWH ex-smokers who have successfully quit smoking cigarettes for the long term.

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