Publications by authors named "Patricia Deldin"

Background: Depression is a global health burden, disproportionately affecting women. A lack of contextual, real-life assessments considering the oft-gendered context (e.g.

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Previous research has shown that Mood Lifters for Graduate Students (ML-GS) is efficacious in the treatment of anxiety symptoms. The current study assesses the efficacy of ML-GS in preventing escalation of anxiety among graduate students during a clinical trial. 100 participants from the clinical trial were included in analysis (62 ML-GS; 38 waitlist) because they started with nonclinical symptoms of anxiety.

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Hyperstable arousal regulation during a 15-min resting electroencephalogram (EEG) has been linked to a favorable response to antidepressants. The EMBARC study, a multicenter randomized placebo-controlled clinical trial, provides an opportunity to examine arousal stability as putative antidepressant response predictor in short EEG recordings. We tested the hypothesis that high arousal stability during a 2-min resting EEG at baseline is related to better outcome in the sertraline arm and explored the specificity of this effect.

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Mood Lifters (ML) is a dimensional, group-based, peer-led mental health program that has shown efficacy in mitigating psychopathology and promoting wellness within a variety of populations. There is not yet evidence for mechanism(s) driving these changes. Qualitative data exploring the lived experiences of participants may be a unique way to develop hypotheses about the potential mechanisms driving change.

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Mood Lifters, a biopsychosocial mental wellness program, has been shown to improve mental health in adults and senior citizens. This study examines the efficacy of the adaptation of the original program, hypothesizing that the Mood Lifters - Athlete version would improve collegiate athletes' anxiety and depression. Participants included fifty-two student-athletes recruited through The Invisible Opponent, an organization focused on student-athlete mental health awareness, and directly through an R1 University Athletic Department.

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Objectives: Graduate students are at greater risk of developing mental health concerns than other adults in their age group. Despite the need for care within this population, there is a lack of literature on accessible interventions designed specifically to meet the needs of graduate students. The present study examines the efficacy of a novel intervention: Mood Lifters for Graduate Students (ML-GS).

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A large proportion of adults experiencing mental health problems do not receive care due to structural and attitudinal barriers. Mood Lifters (ML) is an evidence-based mental wellness program designed to reduce depression, anxiety, and stress symptoms. This study aims to extend the literature by examining whether ML reduces posttraumatic stress disorder (PTSD) symptoms, and if childhood trauma (CT) affects treatment outcomes.

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Objectives: Parents of medically complex children juggle unique demands associated with caring for chronically ill children, many of which negatively impact their mental wellbeing. Despite this, parents of medically complex children often forgo mental health support due to concerns with costs, time, stigma, and accessibility. There is limited research on evidence-based interventions addressing such barriers for these caregivers.

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Impaired social cognition is common in bipolar disorder (BD) and predicts poor functional outcomes. A critical determinant of social cognition is the ability to discriminate others' gaze direction, and its alteration may contribute to functional impairment in BD. However, the neural mechanisms underlying gaze processing in BD are unclear.

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Individuals with bipolar I disorder (BD) have difficulty inhibiting context-inappropriate responses. However, neural mechanisms of impaired cognitive control over impulsive behaviors, especially in response to emotion, are unclear. Theta-band neural oscillatory activity over midfrontal areas is thought to reflect cognitive control.

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Effective, scalable mental health programs are greatly needed for older adults. In this study, Mood Lifters-a peer-led, community-based program promoting mental well-being-was adapted to more specifically address the needs of older adults. Two groups completed the 14-week program via Zoom.

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Background: Parents who have to make tracheostomy decisions for their critically ill child may face forecasting errors and wish to learn from peer parents. We sought to develop an intervention with peer parent narratives to help parents anticipate and prepare for future challenges before making a decision.

Methods: To ensure that the intervention reflects parents' needs (rather than experts' opinions), we adapted a user-centered design (UCD) process to identify decision-critical information and refine the presentation format by interviewing parents who had tracheostomy decision making experience.

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Background: Individuals with bipolar I disorder (BD) have difficulty inhibiting context-inappropriate responses. The neural mechanisms contributing to these difficulties, especially in emotional contexts, are little understood. This study aimed to inform mechanisms of impaired impulsivity control in response to emotion in BD, and whether response inhibition indices are altered to a similar degree in schizophrenia spectrum disorders (SZ).

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Background: Major Depressive Disorder (MDD) has been linked in the literature to poorer prognosis in patients with cardiovascular dysfunction, although the mechanisms of this relationship remain unclear. Underlying Sleep Disordered Breathing (SDB) serves as a potential candidate to explain this effect due to its downstream effects on inflammatory activation and decreased nitric oxide (NO) bioavailability, both of which have been shown to contribute to the pathophysiology of both MDD and cardiovascular disease (CVD).

Methods: This study utilizes overnight polysomnography and an inflammation panel to examine the links between cardiovascular dysfunction and sleep difficulties in control participants and patients diagnosed with SDB only, MDD only, and both SDB and MDD.

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Background: Individuals with bipolar I disorder (BD-I) experience both poor sleep and neuropsychological dysfunction relative to non-psychiatric populations, which limits functional recovery. Poor sleep adversely affects learning, memory, and executive functioning in healthy individuals; however, little is known about the role of poor sleep in neuropsychological functioning in BD-I. We tested whether sleep disturbance was greater in BD-I than healthy control participants (HC), and compared the effect of sleep quality on learning, memory, and executive functioning between BD-I and HC.

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Sociotropy and autonomy are cognitive-personality styles that have been hypothesized to confer vulnerability to different presentations of major depressive disorder (MDD), which may respond differentially to treatment. Specifically, the profile of low sociotropy and high autonomy is hypothesized to indicate a positive response to antidepressant medication. The current study examines sociotropy and autonomy in relation to sertraline treatment response in individuals with MDD.

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Article Synopsis
  • Parents often struggle to understand how tracheostomy decisions impact their child's and family's long-term quality of life, making it difficult to predict outcomes.
  • A study found that when parents read about the long-term quality of life for babies and families, they were significantly less likely to choose tracheostomy compared to those who didn't read these narratives.
  • These narratives led to more pessimistic forecasts about quality of life, suggesting that they could help parents make better-informed medical decisions in similar situations.
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Background: Treatment for major depressive disorder (MDD) is imprecise and often involves trial-and-error to determine the most effective approach. To facilitate optimal treatment selection and inform timely adjustment, the current study investigated whether neurocognitive variables could predict an antidepressant response in a treatment-specific manner.

Methods: In the two-stage Establishing Moderators and Biosignatures of Antidepressant Response for Clinical Care (EMBARC) trial, outpatients with non-psychotic recurrent MDD were first randomized to an 8-week course of sertraline selective serotonin reuptake inhibitor or placebo.

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Background: Abnormal gaze discrimination in schizophrenia (SZ) is associated with impairment in social functioning, but the neural mechanisms remain unclear. Evidence suggests that local neural oscillations and inter-areal communication through neural synchronization are critical physiological mechanisms supporting basic and complex cognitive processes. The roles of these mechanisms in abnormal gaze processing in SZ have not been investigated.

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Introduction: Within the psychosis continuum that includes schizophrenia (SZ) at the severe end and the general population at the mild end, anxiety may negatively impact social functioning more than psychosis or psychotic-like experiences (PLE). This claim is supported by previous reports that show anxiety mediates the relationship between psychosis and social functioning in SZ, suggesting anxiety is critical to social functioning in SZ. Yet no studies have examined a similar relationship in the general population, and this is important because people with PLE are at a significantly higher risk for developing full-blown psychosis.

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Background: Standard guidelines recommend selective serotonin reuptake inhibitors as first-line antidepressants for adults with major depressive disorder, but success is limited and patients who fail to benefit are often switched to non-selective serotonin reuptake inhibitor agents. This study investigated whether brain- and behavior-based markers of reward processing might be associated with response to bupropion after sertraline nonresponse.

Methods: In a two-stage, double-blinded clinical trial, 296 participants were randomized to receive 8 weeks of sertraline or placebo in stage 1.

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Prior research has identified two resting EEG biomarkers with potential for predicting functional outcomes in depression: theta current density in frontal brain regions (especially rostral anterior cingulate cortex) and alpha power over posterior scalp regions. As little is known about the discriminant and convergent validity of these putative biomarkers, a thorough evaluation of these psychometric properties was conducted toward the goal of improving clinical utility of these markers. Resting 71-channel EEG recorded from 35 healthy adults at two sessions (1-week retest) were used to systematically compare different quantification techniques for theta and alpha sources at scalp (surface Laplacian or current source density [CSD]) and brain (distributed inverse; exact low resolution electromagnetic tomography [eLORETA]) level.

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