Publications by authors named "Marienfeld C"

Background: Substance use is a significant contributor to emergency department (ED) visits. Little is known about ED utilization patterns of individuals with substance related diagnosis (SRD). We used electronic health records (EHR) from a large healthcare system in California to examine ED healthcare utilization and socio-demographic characteristics of individuals with SRDs.

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Background: Accessing opioid use disorder (OUD) treatment is difficult for individuals in unstable housing. This population often uses public libraries for computer and internet access, which could provide telehealth access to OUD treatment. Therefore, we developed a novel 12-week library-facilitated telehealth intervention study called "Bupe by the Book" (BBB), which uses library resources to facilitate the initiation and retention of OUD treatment with buprenorphine.

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Article Synopsis
  • - The study aimed to estimate health state utility values (HSUVs) for opioid use disorder (OUD) by analyzing data from 1,777 individuals, using various quality of life measures.
  • - Significant reductions in HSUVs were linked to factors like extra-medical opioid use, injecting behaviors, having HIV, and age, while the impact of OUD treatment medications was not statistically significant.
  • - The findings indicated that withdrawal symptoms significantly impacted HSUVs, with higher symptom severity leading to lower utility values, highlighting the importance of considering patient input in this type of research.
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  • A study investigated opioid tapering patterns in older cancer survivors, highlighting their unique healthcare needs compared to the general population.
  • The research found no significant increase in hospitalizations or emergency visits related to psychiatric or drug-related issues after tapering opioids in this group.
  • Contrary to existing studies on the general population, these findings suggest that older cancer survivors may not face heightened risks associated with opioid tapering.
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Background: Craving has been implicated as a central feature of addiction and a predictor of relapse. However, a complete understanding of how craving varies across patient populations is lacking. This study aimed to better inform the effective and accurate use of craving as a clinical prognostic tool for patients with substance use disorders (SUD).

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: Substance-related diagnoses (SRDs) are a common healthcare presentation. This study identified sociodemographic and health-related characteristics associated with having an SRD as the primary reason for a clinical encounter compared to those with an SRD who are treated for other reasons. : Electronic health record (EHR) data on patients with an SRD (n=12,358, ages 18-90) were used to assess if an SRD was the primary reason for a clinical encounter from January 1, 2012-January 1, 2018.

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Objectives: Adverse childhood experiences (ACEs) are associated with mental health issues and substance use. Having a substance use disorder increases the risk of overdose (OD). Research on ACEs and risk of OD is limited.

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This article aimed to evaluate whether a substance-related diagnosis (SRD; i.e., alcohol, opioids, cannabis, stimulants, nicotine) predicts the likelihood and co-occurrence of preterm (20-37 weeks' gestation) and cesarean delivery.

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Background: As a vulnerable population, pregnant women with a substance-related diagnosis (ie, substance use, misuse, or dependence) may use healthcare disproportionately.

Objective: The primary goal of this study was to evaluate the differences in the use of outpatient clinical visits, emergency department visits, and inpatient days in the hospital among women with and without a substance-related diagnosis during the antepartum period.

Study Design: This retrospective study retrieved electronic health record data on women (age, 18-44 years) who delivered a single live birth or stillbirth at ≥20 weeks of gestation from April 1, 2012, to September 30, 2019.

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Background: Pregnant women with a substance-related diagnosis, such as an alcohol use disorder, are a vulnerable population that may experience higher rates of severe maternal morbidity, such as hemorrhage and eclampsia, than pregnant women with no substance-related diagnosis.

Methods: This retrospective cross-sectional study reviewed electronic health record data on women (aged 18-44 years) who delivered a single live birth or stillbirth at ≥ 20 weeks of gestation from March 1, 2016, to August 30, 2019. Women with and without a substance-related diagnosis were matched on key demographic characteristics, such as age, at a 1:1 ratio.

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Background: Cannabis use and cannabis use disorders are increasing in prevalence, including among pregnant women. The objective was to evaluate the association of a cannabis-related diagnosis (CRD) in pregnancy and adverse maternal and infant outcomes.

Methods: We queried an administrative birth cohort of singleton deliveries in California between 2011-2017 linked to maternal and infant hospital discharge records.

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Article Synopsis
  • The study investigated barriers to naloxone prescribing among healthcare providers in an academic health system after implementing an education and distribution program.* -
  • Researchers conducted a mixed-methods study with 72 participants, revealing that time constraints were the most significant barrier, alongside four broader themes such as provider competency and healthcare system factors.* -
  • Despite previous findings and educational efforts, the study identified that challenges in naloxone prescribing persist, suggesting the need for improvements in the overdose education and naloxone distribution program.*
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Purpose: To explore the acute effect of betel quid (BQ) use on functional network connectivity by comparing the global functional brain networks and their subsets before and immediately after BQ chewing.

Materials And Methods: Resting-state functional magnetic resonance imaging (fMRI) was performed in 27 healthy male participants before and just after chewing BQ on a 3.0T scanner with a gradient-echo echo planar imaging sequence.

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Objective An innovative course was developed for fellows enrolled in the Yale School of Medicine Addiction Psychiatry program to educate them in key principles of adult learning, apply these principles in a case conference presentation, and to improve skills in providing and receiving feedback. Methods An initial training module on educational skills was followed by individual mentorship to prepare a case presentation. A feedback module provided space to learn and practice skills in feedback delivery.

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Objective: In the field of global mental health, there is a need for identifying core values and competencies to guide training programs in professional practice as well as in academia. This paper presents the results of interdisciplinary discussions fostered during an annual meeting of the Society for the Study of Psychiatry and Culture to develop recommendations for value-driven innovation in global mental health training.

Methods: Participants (n = 48), who registered for a dedicated workshop on global mental health training advertised in conference proceedings, included both established faculty and current students engaged in learning, practice, and research.

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Background: Methadone maintenance treatment (MMT) reduces the harms of opioid use disorder and is being rapidly scaled-up in China. This study evaluated the real-world implementation of MMT system in Wuhan, China.

Methods: Data extracted from electronic medical records collected in 2010 on 8811 patients were used to compute for each patient indices of the prescribed and consumed daily methadone doses, an adherence index, dose adjustments following missed doses, the rates of opiate positive urine tests, self-reported drug use, injection drug use (IDU), and the duration of MMT exposure.

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Objective: Comorbidity and co-prescription patterns of people with serious mental illness in methadone maintenance may complicate their treatment and have not been studied. The goal of this study was to examine the care and characteristics of people with serious mental illness in methadone maintenance treatment nationally in the Veterans Health Administration (VHA).

Methods: Using national VHA data from FY2012, bivariate and multiple logistic regression analyses were used to compare veterans in methadone maintenance treatment wo had a serious mental illness (schizophrenia, bipolar disorder, or major affective disorder) to patients in methadone maintenance treatment without serious mental illness and patients with serious mental illness who were not in methadone maintenance treatment.

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Objective: This study assessed beliefs about mental disorders and changes in those beliefs following an educational intervention for a convenience sample of Nigerian medical and nursing students.

Methods: A 43-item questionnaire was used to assess perceptions regarding mental disorders and attitudes toward people with mental illness before and after a 4-day educational intervention.

Results: Factor analysis identified four domains: (1) socializing with people with mental illness, (2) belief in witchcraft or curses as causes of mental illness, (3) favorable attitudes toward normalization of the lives of people with mental illness, and (4) biopsychosocial approaches to mental illness.

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