Nicholas A. Livingston
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View article: Behavioral health telehealth utilization during the pandemic among adults with opioid use disorder and behavioral health utilization in the year prior to COVID-19: Differences by payor source, treatment type, and patient demographics.
Behavioral health telehealth utilization during the pandemic among adults with opioid use disorder and behavioral health utilization in the year prior to COVID-19: Differences by payor source, treatment type, and patient demographics. Open
Telehealth can facilitate continuity of behavioral health treatment for opioid use disorder (OUD). Use of telehealth significantly changed during COVID-19, but it is unknown how implementation differed across payors nationally. Adults with…
View article: Corticolimbic network perturbations in early psychosis: an arterial spin labelling and [11C]Ro15-4513 positron emission tomography study
Corticolimbic network perturbations in early psychosis: an arterial spin labelling and [11C]Ro15-4513 positron emission tomography study Open
Background Hippocampal hyperactivity in early psychosis may result from excitation-inhibition imbalance within corticolimbic regions. Preclinical evidence suggests that positive allosteric modulation of hippocampal inhibitory γ-aminobutyri…
View article: Protocol for a scoping review of PTSD and minority stress interventions for LGBTQIA + adults
Protocol for a scoping review of PTSD and minority stress interventions for LGBTQIA + adults Open
View article: Measurement invariance of the PTSD checklist for the DSM-5 (PCL-5) in a veteran sample.
Measurement invariance of the PTSD checklist for the DSM-5 (PCL-5) in a veteran sample. Open
The PTSD checklist for the DSM-5 (PCL-5) is among the most widely used measures of posttraumatic stress disorder (PTSD) symptoms. Although its psychometrics are well studied, the measurement invariance properties of the PCL-5 have not yet …
View article: Peer online motivational interviewing and affirmative care for sexual and gender minority men who are survivors of sexual trauma: A randomized clinical trial
Peer online motivational interviewing and affirmative care for sexual and gender minority men who are survivors of sexual trauma: A randomized clinical trial Open
A randomized clinical trial was conducted comparing the effectiveness of motivational interviewing (MI) versus MI with trauma‐informed affirmative care (AC; i.e., MI+AC) to reduce adverse psychiatric symptoms and facilitate entry into form…
View article: Identifying opioid relapse during COVID-19 using natural language processing of nationwide Veterans Health Administration electronic medical record data.
Identifying opioid relapse during COVID-19 using natural language processing of nationwide Veterans Health Administration electronic medical record data. Open
Novel and automated means of opioid use and relapse risk detection are needed. Unstructured electronic medical record data, including written progress notes, can be mined for clinically relevant information, including the presence of subst…
View article: ACUTE EFFECTS OF DIAZEPAM ON HIPPOCAMPAL RESTING CEREBRAL BLOOD FLOW IN INDIVIDUALS AT CLINICAL HIGH-RISK FOR PSYCHOSIS
ACUTE EFFECTS OF DIAZEPAM ON HIPPOCAMPAL RESTING CEREBRAL BLOOD FLOW IN INDIVIDUALS AT CLINICAL HIGH-RISK FOR PSYCHOSIS Open
Background Psychosis-relevant preclinical studies have demonstrated GABAergic drugs such as benzodiazepines can downregulate hippocampal hyperactivity and prevent the emergence of psychosis- like phenotypes. However, whether benzodiazepine…
View article: Nonverbal expressions of shame predict suicidal ideation among rurally-situated, but not urban situated, lesbian, gay, bisexual, transgender, and queer (LGBTQ) adults
Nonverbal expressions of shame predict suicidal ideation among rurally-situated, but not urban situated, lesbian, gay, bisexual, transgender, and queer (LGBTQ) adults Open
In the United States (US), lesbian, gay, bisexual, transgender, and queer (LGBTQ) people experience disproportionate rates of suicidality associated with minority stress. This study aimed to investigate whether nonverbal expressions of exp…
View article: Sexual orientation moderates the association between health care utilization-related factors and mental health service nonutilization among United States military veterans.
Sexual orientation moderates the association between health care utilization-related factors and mental health service nonutilization among United States military veterans. Open
This study examined mental health treatment nonutilization among sexual minority versus heterosexual Veterans with demonstrated psychiatric need. Data were analyzed from 820 Veterans with psychiatric need who participated in the National H…
View article: Corrigendum: Clinicians in the Veterans Health Administration initiate gender-affirming hormone therapy in concordance with clinical guideline recommendations
Corrigendum: Clinicians in the Veterans Health Administration initiate gender-affirming hormone therapy in concordance with clinical guideline recommendations Open
[This corrects the article DOI: 10.3389/fendo.2024.1086158.].
View article: Trauma exposure, mental health, and mental health treatment among LGBTQ+ veterans and nonveterans.
Trauma exposure, mental health, and mental health treatment among LGBTQ+ veterans and nonveterans. Open
The study was the first to demonstrate that LGBTQ+ veterans have a greater prevalence of PTEs and other stressors and report worse mental health symptoms. These findings suggest that LGBTQ+ veterans may have unmet mental health treatment n…
View article: Clinicians in the Veterans Health Administration initiate gender-affirming hormone therapy in concordance with clinical guideline recommendations
Clinicians in the Veterans Health Administration initiate gender-affirming hormone therapy in concordance with clinical guideline recommendations Open
Background Gender-affirming hormone therapy (GAHT) is a common medical intervention sought by transgender and gender diverse (TGD) individuals. Initiating GAHT in accordance with clinical guideline recommendations ensures delivery of high-…
View article: A patient-centered model of mental health care for trauma and minority stress in transgender and gender diverse people: A bottom-up network analysis.
A patient-centered model of mental health care for trauma and minority stress in transgender and gender diverse people: A bottom-up network analysis. Open
Transgender and gender diverse (TGD) individuals are disproportionately exposed to traumatic and high-impact minority stressors which can produce an array of transdiagnostic symptoms. Some clinical presentations align well with established…
View article: Examining the Relation Between Social Anxiety and Cannabis Problems Among College Students Through Coping-Related Expectancies and Motives
Examining the Relation Between Social Anxiety and Cannabis Problems Among College Students Through Coping-Related Expectancies and Motives Open
Objective: College students high in social anxiety are at increased risk for cannabis-related problems. This may be particularly true when they hold strong coping-related expectancies and motives for cannabis. However, few studies have exa…
View article: Women and Men Veterans’ Initiation, Engagement, and Retention in Treatment for Substance Use Disorders: A Cross-Sectional Investigation Using Vha Administrative Data
Women and Men Veterans’ Initiation, Engagement, and Retention in Treatment for Substance Use Disorders: A Cross-Sectional Investigation Using Vha Administrative Data Open
View article: Experiences of discrimination and mental health treatment seeking among LGBQ+ veterans.
Experiences of discrimination and mental health treatment seeking among LGBQ+ veterans. Open
View article: HIV Prevalence and HIV Screening History Among a Veterans Association Cohort of People with Opioid and Alcohol Use Disorders
HIV Prevalence and HIV Screening History Among a Veterans Association Cohort of People with Opioid and Alcohol Use Disorders Open
View article: Alcohol-related Problems as Moderators of PTSD Symptom Change During Use of a Web-based Intervention for Hazardous Drinking and PTSD
Alcohol-related Problems as Moderators of PTSD Symptom Change During Use of a Web-based Intervention for Hazardous Drinking and PTSD Open
Findings imply that veterans reporting alcohol-related interpersonal problems may benefit the most from, and be more motivated to use, online interventions for hazardous alcohol use and PTSD symptoms.
View article: Development and Evaluation of a Relational Agent to Assist with Screening and Intervention for Unhealthy Drinking in Primary Care
Development and Evaluation of a Relational Agent to Assist with Screening and Intervention for Unhealthy Drinking in Primary Care Open
Screening, brief intervention, and referral for alcohol misuse during primary care appointments is recommended to address high rates of unhealthy alcohol use. However, implementation of screening and referral practices into primary care re…
View article: Network analysis of reasons for and against changing alcohol use among veterans engaged in a web-based intervention for hazardous drinking and PTSD symptoms
Network analysis of reasons for and against changing alcohol use among veterans engaged in a web-based intervention for hazardous drinking and PTSD symptoms Open
View article: Seeking care where they can: A systematic review of global trends in online alcohol treatment utilization among non-veteran and veteran women
Seeking care where they can: A systematic review of global trends in online alcohol treatment utilization among non-veteran and veteran women Open
Results from this systematic review suggest that study design factors do not account for the marked over-representation of women in online alcohol interventions, indicating that women are indeed a "hidden population" whose needs should be …
View article: The impact of COVID-19 and rapid policy exemptions expanding on access to medication for opioid use disorder (MOUD): A nationwide Veterans Health Administration cohort study
The impact of COVID-19 and rapid policy exemptions expanding on access to medication for opioid use disorder (MOUD): A nationwide Veterans Health Administration cohort study Open
View article: Hazardous substance use among sexual and gender minority adults: A deeper look into distal minority stressors.
Hazardous substance use among sexual and gender minority adults: A deeper look into distal minority stressors. Open
Discrimination and victimization drive health disparities among sexual and gender minority (SGM) individuals, yet little is known about the relative impacts of specific experience types on hazardous substance use. Using data from 704 SGM a…
View article: Real-time associations between discrimination, cannabis use, and mood among sexual and gender minority individuals.
Real-time associations between discrimination, cannabis use, and mood among sexual and gender minority individuals. Open
These findings uncover some of the acute within-day effects of both daily SGM discrimination and cannabis use on mood. These findings build on the current understanding of minority stress, in real time, and suggest avenues for prevention, …
View article: Impact of the COVID-19 Pandemic on Health Care Utilization for Insured Individuals with Opioid Use Disorder
Impact of the COVID-19 Pandemic on Health Care Utilization for Insured Individuals with Opioid Use Disorder Open
View article: Longitudinal course of mental health symptoms among veterans with and without cannabis use disorder.
Longitudinal course of mental health symptoms among veterans with and without cannabis use disorder. Open
In the first long-term and longitudinal evaluation of mental health and alcohol use course among returning veterans, CUD was associated with worse and more persistent alcohol use and PTSD symptom severity over time. These data have implica…
View article: Computerized Relational Agent to Deliver Alcohol Brief Intervention and Referral to Treatment in Primary Care: a Randomized Clinical Trial
Computerized Relational Agent to Deliver Alcohol Brief Intervention and Referral to Treatment in Primary Care: a Randomized Clinical Trial Open
View article: Patient Characteristics Associated With the Receipt of Hormone Therapy Among Transgender Patients in the Veterans Health Administration
Patient Characteristics Associated With the Receipt of Hormone Therapy Among Transgender Patients in the Veterans Health Administration Open
Background: Many transgender patients experience gender dysphoria as a result of an incongruence between their gender identity and sex assigned at birth. Gender-affirming hormone therapy improves the quality of life for transgender patient…
View article: The role of PTSD symptom clusters and criterion in predicting future high-risk drug and alcohol use among returning veteran men and women.
The role of PTSD symptom clusters and criterion in predicting future high-risk drug and alcohol use among returning veteran men and women. Open
The prevalence of co-occurring posttraumatic stress disorder (PTSD) and substance use disorder (SUD) remains exceptionally high among returning veterans, with numerous studies linking PTSD, but not specific PTSD symptoms, to future SUD ris…
View article: Validating Data-Driven Methods for Identifying Transgender Individuals in the Veterans Health Administration of the US Department of Veterans Affairs
Validating Data-Driven Methods for Identifying Transgender Individuals in the Veterans Health Administration of the US Department of Veterans Affairs Open
We sought to operationalize and validate data-driven approaches for identifying transgender individuals in the Veterans Health Administration (VHA) of the US Department of Veterans Affairs (VA) through a retrospective analysis using VA adm…