Osnat C. Melamed

ORCID: 0000-0002-9663-2226
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About
Contact & Profiles
Research Areas
  • Smoking Behavior and Cessation
  • Behavioral Health and Interventions
  • Mobile Health and mHealth Applications
  • Diabetes Management and Education
  • Chronic Disease Management Strategies
  • Digital Mental Health Interventions
  • Schizophrenia research and treatment
  • Telemedicine and Telehealth Implementation
  • COVID-19 and Mental Health
  • Health Policy Implementation Science
  • Obesity, Physical Activity, Diet
  • Neuroscience and Neuropharmacology Research
  • Psychological Well-being and Life Satisfaction
  • Mental Health Treatment and Access
  • Transcranial Magnetic Stimulation Studies
  • Diet and metabolism studies
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Functional Brain Connectivity Studies
  • Cannabis and Cannabinoid Research
  • Genetics and Neurodevelopmental Disorders
  • Cancer Risks and Factors
  • Folate and B Vitamins Research
  • Long-Term Effects of COVID-19
  • School Health and Nursing Education
  • Obesity and Health Practices

Centre for Addiction and Mental Health
2018-2025

University of Toronto
2019-2024

Population Health Research Institute
2024

McMaster University
2024

The Scarborough Hospital
2023

Canada Research Chairs
2023

Mental Health Research Canada
2023

University of Calgary
2019-2020

Public Health Ontario
2020

Centre for Family Medicine
2020

The COVID-19 pandemic disproportionately disrupts the daily lives of marginalized populations. Persons with substance use disorders are a particularly vulnerable population because their unique social and health care needs. They face significant harm from both itself its economic consequences, including marginalization in systems. Hence, we discuss: (1) why persons at increased risk for infection severe illness course; (2) anticipated adverse consequences disorders; (3) challenges to...

10.1080/08897077.2020.1784363 article EN Substance Abuse 2020-07-01

Diabetes mellitus is a disease that takes heavy toll on the lives of people who have received diagnosis. For those diagnosed with T1D, it major life stress (and can become medical emergency) often dominates focus individuals and their families. T2D be (often for first several years) asymptomatic or cause symptoms are relatively easy to ignore. Yet, minor metabolic aberrations develop into larger ones eventually affect most physiological systems lead characteristic end-stage complications...

10.1016/j.jcjd.2023.04.009 article EN public-domain Canadian Journal of Diabetes 2023-06-01

The motivational interviewing (MI) approach has been shown to help move ambivalent smokers toward the decision quit smoking. There have several attempts broaden access MI through text-based chatbots. These typically use scripted responses client statements, but such nonspecific reduce effectiveness. Recent advances in natural language processing provide a new way create that are specific client's using generative model.This study aimed design, evolve, and measure effectiveness of chatbot...

10.2196/49132 article EN cc-by JMIR Mental Health 2023-07-30

Individuals experiencing serious mental illness (SMI) have higher rates of comorbid physical health conditions, poorer associated outcomes, and die on average 10–20 years earlier than the general population. They encounter multiple barriers to accessing appropriate care in many countries, including Canada, where policies practices promote integrated delivery this population remain scant. This qualitative study aimed explore provider perspectives experiences with within settings efforts...

10.1186/s12888-025-06572-2 article EN cc-by-nc-nd BMC Psychiatry 2025-02-14

Individuals with severe mental illness (SMI) are disproportionally affected by medical comorbidities, resulting in poor physical health and premature death. Despite this, care for chronic conditions is suboptimal, there limited research that explores this phenomenon from the patient's perspective. The aim of study was to identify barriers facilitators engagement a service experienced individuals SMI.Adults SMI were recruited large psychiatric hospital offered referral focused on prevention...

10.1177/0706743719862980 article EN The Canadian Journal of Psychiatry 2019-07-14

Background For individuals living with diabetes and its psychosocial comorbidities (eg, depression, anxiety, distress), there remains limited access to interprofessional, integrated care that includes mental health support, education, follow-up. Health technology, broadly defined as the application of organized knowledge or skill software, devices, systems solve problems improve quality life, is emerging a means addressing these gaps. There thus need understand how such technologies are...

10.2196/44652 article EN cc-by JMIR Diabetes 2023-05-09

<h3>Background:</h3> Given the harms associated with tobacco use, continuing provision of smoking cessation treatment during COVID-19 pandemic is critical. The aim this study was to examine pandemic-related changes in enrolment, total use and participant characteristics a large, publicly funded program Ontario, Canada. <h3>Methods:</h3> We conducted secondary data analysis patients who enrolled between Jan. 1, 2018, Dec. 7, 2020. used descriptive statistics use. To test for differences...

10.9778/cmajo.20210053 article EN CMAJ Open 2021-10-01

Abstract Aim Psychotic disorders are associated with excess morbidity and premature mortality. Contributing factors include tobacco smoking, low physical activity, poor nutrition. This study tested a Technology‐Enabled Collaborative Care model to improve health behaviours among youth early psychosis. Methods A feasibility (ages 16–29) psychosis in Ontario, Canada. Participants were randomized either coach supervised by virtual care team (high intensity, n = 29), or self‐directed learning...

10.1111/eip.13266 article EN Early Intervention in Psychiatry 2022-02-01

Objective To investigate how primary care access, intensity and quality of changed among patients living with schizophrenia before after the onset COVID-19 pandemic in Ontario, Canada. Methods This cohort study was performed using electronic medical record data from University Toronto Practice-Based Research Network (UTOPIAN), a network &gt; 500 family physicians Data were collected during visits 2643 schizophrenia. Rates health service use (in-person virtual physicians) key preventive...

10.1177/07067437221140384 article EN The Canadian Journal of Psychiatry 2022-11-30

Abstract Aim Individuals with psychotic disorders have poorer health outcomes and die earlier due to cardiovascular diseases when compared healthy populations. Contributing factors include low levels of physical activity, poor nutrition tobacco smoking. Currently, patients navigate a fragmented health‐care system seek mental services, often without access evidence‐based promotion interventions, especially in non‐academic settings or rural areas, increasing client barriers at the individual...

10.1111/eip.13018 article EN Early Intervention in Psychiatry 2020-08-03
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