25 results match your criteria: "Columbia University NY[Affiliation]"

Social listening can provide deeper insight into public sentiment regarding policy proposals, as seen with the congestion pricing initiative in New York City (NYC). The purpose of this study was to assess the content of a sample of TikTok videos related to congestion pricing in NYC. A total of 100 unique videos were extracted from the hashtag #nyccongestionpricing on TikTok and coded for the presence of the following information based on four different areas of focus: video metrics, details about pricing plan, effects of pricing plan, and user-related issues.

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Clinical associations with treatment resistance in depression: An electronic health record study.

Psychiatry Res

December 2024

Department of Quantitative Health Sciences, Mayo Clinic, Rochester, MN, USA; Department of Psychiatry & Psychology, Mayo Clinic, Rochester, MN, USA. Electronic address:

Article Synopsis
  • Treatment resistance in major depressive disorder (MDD) is common, but its clinical risk factors are not well understood, prompting this study using data from electronic health records.
  • The researchers conducted phenome-wide association studies (PheWAS) to identify factors linked to treatment resistance, revealing 180 significant phecodes in a large sample, with 71 replicated in a second group.
  • They found that the number of unique antidepressants prescribed correlates with various clinical conditions, suggesting both clinical and genetic factors affect treatment resistance, which could enhance future research and clinical practices.
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Background The Healthy Aging Index (HAI) has been regarded as useful in capturing the health status of multiple organ systems. However, to what extent the HAI is associated with major cardiovascular events remains largely unknown. The authors constructed a modified HAI (mHAI) to quantify the association of physiological aging with major vascular events and explored how the effects of a healthy lifestyle can modify this association.

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Ligament injury in adult zebrafish triggers ECM remodeling and cell dedifferentiation for scar-free regeneration.

bioRxiv

February 2023

Columbia Stem Cell Initiative, Department of Rehabilitation and Regenerative Medicine, and Department of Genetics and Development, Columbia University Irving Medical Center, Columbia University, New York, NY 10032, USA.

Unlabelled: After traumatic injury, healing of mammalian ligaments is typically associated with fibrotic scarring as opposed to scar-free regeneration. In contrast, here we show that the ligament supporting the jaw joint of adult zebrafish is capable of rapid and complete scar-free healing. Following surgical transection of the jaw joint ligament, we observe breakdown of ligament tissue adjacent to the cut sites, expansion of mesenchymal tissue within the wound site, and then remodeling of extracellular matrix (ECM) to a normal ligament morphology.

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Background: Epigenetic dysregulation has been proposed as a key mechanism for arsenic-related cardiovascular disease (CVD). We evaluated differentially methylated positions (DMPs) as potential mediators on the association between arsenic and CVD.

Methods: Blood DNA methylation was measured in 2321 participants (mean age 56.

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Genetic testing for BRCA1/2 mutations in early breast cancer has been shown to be beneficial, and an increase in surveillance using these genetic markers is recommended. Given this recommendation, it is likely that individuals gather information about such testing. Social media is increasingly becoming a common source of health information.

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Direct-to-consumer (DTC) DNA (i.e., genetic) testing has become very popular, with close to 30 million Americans having used these services.

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Article Synopsis
  • Climate change poses a significant threat, and this study analyzes the most viewed YouTube videos on the topic to assess their content and impact.
  • The research evaluated the top 100 climate change videos, revealing that most were from news sources, acknowledged climate change as real, and discussed its environmental effects, but only one-third offered prevention solutions.
  • The findings suggest a gap in content aimed at youth, highlighting the potential for creating engaging videos for younger audiences to drive climate action, alongside a call for further research on YouTube as an educational platform.
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Background: Recent evidence shows that THV prostheses anchoring occurs at the raphe-level, known as LIRA plane, in raphe-type bicuspid aortic valve (BAV) disease. The purpose of this study was to evaluate the application of a novel supra-annular sizing method, known as Level of Implantation at the RAphe (LIRA) method, to optimize transcatheter heart valve (THV) prosthesis sizing in raphe-type BAV disease.

Methods And Results: The LIRA method was applied to all consecutive patients with raphe-type BAV disease between November 2018 to January 2020 in our centre.

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Background: Given that individuals may make health decisions based on mass media coverage, and given that such decisions have broad consequences in the case of highly contagious infectious disease, it is imperative that public health practitioners are aware of mass media coverage on emerging health threats such as COVID-19. The purpose of this study was to examine the content of news segments covering COVID-19 posted on-line.

Methods: Using the Google Videos function on a cleared browser, all videos identified from January and February, 2020 were archived by URL for analysis.

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Inclusive fitness requires a careful accounting of all the fitness effects of a particular behavior. Verbal arguments can potentially exaggerate the inclusive fitness consequences of a behavior by including the fitness of relatives that was not caused by that behavior, leading to error. We show how this "double-counting" error can arise, with a recent example from the signaling literature.

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An assessment of fluoride related posts on Instagram.

Health Promot Perspect

January 2019

Department of Epidemiology, Mailman School of Public Health, Columbia University NY, NY 10032, USA.

Social media is a driving force in the sharing of information. The purpose of this study is to describe fluoride related content on Instagram, a popular social media platform. Content categories were created and coded to better describe the nature of the posts.

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Background: Esthesioneuroblastoma (ENB), also known as olfactory neuroblastoma, is a rare malignant neoplasm of the olfactory mucosa. Despite surgical resection combined with radiotherapy and adjuvant chemotherapy, ENB often relapses with rapid progression. Current multimodality, nontargeted therapy for relapsed ENB is of limited clinical benefit.

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Article Synopsis
  • - The study found that skin cancer is prevalent in the U.S., with 5 million people treated annually and high medical costs, leading to a focus on examining advertisements for skin products and sun protection.
  • - Analyzing 99 magazine issues, 1,215 (19.8%) skin product ads were identified, with 93.8% lacking SPF, mainly targeting older audiences (over 24 years).
  • - The research highlights a need for further investigation into how these advertisements may influence risky behaviors like excessive sun exposure and the negative effects of UV radiation.
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Objectives: Sorafenib, an oral multikinase inhibitor of the VEGFR/PDGFR/Raf/MEK/ERK pathway, has shown potential activity in patients with recurrent ovarian cancer (OC). One strategy to prolong disease control and survival in patients with OC is maintenance therapy after achieving a complete response. A double-blind, randomized, placebo-controlled, phase II study to assess the efficacy and safety of maintenance therapy with sorafenib in the treatment of OC is presented.

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Objective: To implement and evaluate text message reminders for the second (HPV2) and third (HPV3) vaccine doses.

Design: Site-based intervention.

Setting: Nine pediatric sites (5 academic and 4 private) located in New York City.

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Repetitive transcranial magnetic stimulator with controllable pulse parameters (cTMS).

Annu Int Conf IEEE Eng Med Biol Soc

March 2011

Division of Brain Stimulation and Therapeutic Modulation, Department of Psychiatry, Columbia University/NY State Psychiatric Institute, New York, NY 10032, USA.

We describe a novel transcranial magnetic stimulation (TMS) device that uses a circuit topology incorporating two energy-storage capacitors and two insulated-gate bipolar transistors (IGBTs) to generate near-rectangular electric field E-field) pulses with adjustable number, polarity, duration, and amplitude of the pulse phases. This controllable-pulse-parameter TMS (cTMS) device can induce E-field pulses with phase widths of 5-200 µs and positive/negative phase amplitude ratio of 1-10. Compared to conventional monophasic and biphasic TMS, cTMS reduces energy dissipation by 78-82% and 55-57% and decreases coil heating by 15-33% and 31-41%, respectively.

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Juvenile probation officers' mental health decision making.

Adm Policy Ment Health

September 2008

Division of Child and Adolescent Psychiatry, Center for the Promotion of Mental Health in Juvenile Justice, Columbia University/NY State Psychiatric Institute, 1051 Riverside Drive (Unit 78), New York, NY 10032, USA.

We reviewed case records for 583 juvenile delinquency intakes in four county juvenile probation offices; 14.4% were receiving mental health or substance use services at case opening, and 24.9% were newly identified during probation contact.

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Background: The development of youth psychopathology may be associated with direct and continuous contact with a different culture (acculturation) and to distress related to this process (cultural stress). We examine cultural experiences of Puerto Rican families in relation to youth psychiatric symptoms in two different contexts: one in which migrant Puerto Ricans reside on the mainland as an ethnic minority and another in which they reside in their place of origin.

Sample: Probability samples of 10- to 13-year-old youth of Puerto Rican background living in the South Bronx, New York City (SB) and in the San Juan Metropolitan area in Puerto Rico (PR) (N = 1,271) were followed over time.

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The promises and limitations of female-initiated methods of HIV/STI protection.

Soc Sci Med

October 2006

HIV Center for Clinical and Behavioral Studies, NYS Psychiatric Institute and Department of Psychiatry, Columbia University NY, NY, USA.

New methods are now available, and others are being developed, that could enable women to take the initiative in preventing sexually transmitted infections. However, attempts to capitalize on "female-controlled" preventive methods thus far have met with limited success. Female-initiated methods were introduced to intervene in the state of gender relations and assist women who are disempowered vis-à-vis their male partners.

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Objective: Cardiovascular recovery of prestress baseline blood pressure has been implicated as a possible additional determinant of sustained blood pressure elevation. We hypothesize that angry ruminations may slow the recovery process.

Method: A within-subjects design was used in which resting baseline blood pressure and heart rate measurements were assessed on 60 subjects, who then took part in two anger-recall tasks.

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The objective of this case-control study was to investigate the determinants of maternal stress in mothers of children with autism. Mothers of 31 children with autism from mental health clinics were matched by child age/gender and mother age to 31 mothers of children without mental health problems, drawn from public schools and a primary care unit. Logistic regression models showed that the presence of stress in mothers was primarily associated with having a child with autism.

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The focus of this article is on the interface between research on resilience-a construct representing positive adaptation despite adversity--and the applications of this work to the development of interventions and social policies. Salient defining features of research on resilience are delineated, as are various advantages, limitations, and precautions linked with the application of the resilience framework to developing interventions. For future applied efforts within this tradition, a series of guiding principles are presented along with exemplars of existing programs based on the resilience paradigm.

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Developing axons are guided to their targets by molecular cues in their local environment. Some cues are short-range, deriving from cells along axonal pathways. There is also increasing evidence for longer-range guidance cues, in the form of gradients of diffusible chemoattractant molecules, which originate from restricted populations of target cells.

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