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Dive into the research topics where Matthew D. Burkey is active.

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Featured researches published by Matthew D. Burkey.


Journal of Acquired Immune Deficiency Syndromes | 2006

Incidence of, risk factors for, clinical presentation, and 1-year outcomes of infective endocarditis in an urban HIV cohort

Kelly A. Gebo; Matthew D. Burkey; Gregory M. Lucas; Richard D. Moore; Lucy E. Wilson

Background:Previous studies described infective endocarditis (IE) in the era before highly active antiretroviral therapy (HAART); however, IE has not been well studied in the current HAART era. We evaluated the incidence of, risk factors for, clinical presentation, and 1-year outcomes of IE in HIV-infected patients. Methods:We evaluated all cases of IE diagnosed between 1990 and 2002 in patients followed at the Johns Hopkins Hospital outpatient HIV clinic. To identify factors associated with IE in the current era of HAART, a nested case-control analysis was employed for all initial episodes of IE occurring between 1996 and 2002. Logistic regression analyses were used to assess risk factors for IE and factors associated with 1-year mortality. Results:IE incidence decreased from 20.5 to 6.6 per 1000 person-years (PY) between 1990 and 1995 and 1996 and 2002. The majority of IE cases were male (66%), African American (90%), and injection drug users (IDUs) (85%). In multivariate regression, an increased risk of IE occurred in IDUs (AOR, 8.71), those with CD4 counts <50 cells/mm3, and those with HIV-1 RNA >100,000 copies/mL (AOR, 3.88). Common presenting symptoms included fever (62%), chills (31%), and shortness of breath (26%). The most common etiologic organism was Staphylococcus aureus (69%; of these 11 [28%] were methicillin resistant). Within 1 year, 16% had IE recurrence, and 52% died. Age over 40 years was associated with increased mortality. Conclusions:IE rates have decreased in the current HAART era. IDUs and those with advanced immunosuppression are more likely to develop IE. In addition, there is significant morbidity and 1-year mortality in HIV-infected patients with IE, indicating the need for more aggressive follow-up, especially in those over 40 years of age. Future studies investigating the utility of IE prophylaxis in HIV patients with a history of IE may be warranted.


PLOS Medicine | 2012

A United Nations General Assembly Special Session for Mental, Neurological, and Substance Use Disorders: The Time Has Come

Judith Bass; Thomas H. Bornemann; Matthew D. Burkey; Sonia Chehil; Lenis Chen; J. R. M. Copeland; William W. Eaton; Vijay Ganju; Erin Hayward; Rebecca S. Hock; Rubeena Kidwai; Kavitha Kolappa; Patrick T. Lee; Harry Minas; Flora Or; Giuseppe Raviola; Benedetto Saraceno; Vikram Patel

Vikram Patel and other global mental health leaders call for a special session of the UN General Assembly to discuss and debate action needed on mental, neurological, and substance use disorders, which have been left off the international NCDs agenda.


Social Science & Medicine | 2017

How is depression experienced around the world? A systematic review of qualitative literature

Emily E. Haroz; M. Ritchey; Judith K. Bass; Brandon A. Kohrt; J. Augustinavicius; Lynn Murphy Michalopoulos; Matthew D. Burkey; Paul Bolton

To date global research on depression has used assessment tools based on research and clinical experience drawn from Western populations (i.e., in North American, European and Australian). There may be features of depression in non-Western populations which are not captured in current diagnostic criteria or measurement tools, as well as criteria for depression that are not relevant in other regions. We investigated this possibility through a systematic review of qualitative studies of depression worldwide. Nine online databases were searched for records that used qualitative methods to study depression. Initial searches were conducted between August 2012 and December 2012; an updated search was repeated in June of 2015 to include relevant literature published between December 30, 2012 and May 30, 2015. No date limits were set for inclusion of articles. A total of 16,130 records were identified and 138 met full inclusion criteria. Included studies were published between 1976 and 2015. These 138 studies represented data on 170 different study populations (some reported on multiple samples) and 77 different nationalities/ethnicities. Variation in results by geographical region, gender, and study context were examined to determine the consistency of descriptions across populations. Fishers exact tests were used to compare frequencies of features across region, gender and context. Seven of the 15 features with the highest relative frequency form part of the DSM-5 diagnosis of Major Depressive Disorder (MDD). However, many of the other features with relatively high frequencies across the studies are associated features in the DSM, but are not prioritized as diagnostic criteria and therefore not included in standard instruments. The DSM-5 diagnostic criteria of problems with concentration and psychomotor agitation or slowing were infrequently mentioned. This research suggests that the DSM model and standard instruments currently based on the DSM may not adequately reflect the experience of depression at the worldwide or regional levels.


Journal of Acquired Immune Deficiency Syndromes | 2014

Socioeconomic determinants of mortality in hiv: Evidence from a clinical cohort in Uganda

Matthew D. Burkey; Sheri D. Weiser; Desiree Fehmie; Stella Alamo-Talisuna; Pamella Sunday; Joy Nannyunja; Steven J. Reynolds; Larry W. Chang

Objective:To delineate the association between baseline socioeconomic status (SES) indicators and mortality and lost to follow-up (LTFU) in a cohort of HIV-infected individuals enrolled in antiretroviral therapy (ART) in urban Uganda. Design:Retrospective cohort study nested in an antiretroviral clinic-based cohort. Methods:SES indicators including education, employment status, and a standardized wealth index, and other demographic and clinical variables were assessed at baseline among ART-treated patients in a clinic-based cohort in Kampala, Uganda. Confirmed mortality (primary outcome) and LTFU (secondary outcome) were actively ascertained over a 4-year follow-up period from 2005 to 2009. Results:Among 1763 adults [70.5% female; mean age, 36.2 years (SD = 8.4)] enrolled in ART, 14.4% (n = 253) were confirmed dead and 19.7% (n = 346) were LTFU at 4-year follow-up. No formal education [adjusted odds ratio (AOR) 1.76; 95% confidence interval (CI): 1.19 to 2.59], having fewer than 6 dependents (AOR 1.39; 95% CI: 1.04 to 1.86), unemployment (AOR 1.98; 95% CI: 1.48 to 2.66), and housing tenure index score (a component of the wealth index) (AOR 1.11; 95% CI: 1.00 to 1.23) were significantly associated with confirmed mortality at 4 years. SES indicators were not associated with LTFU at 4 years. Conclusions:Baseline SES indicators, including education, number of dependents, employment status, and components of a standard wealth index may indicate long-term vulnerability to mortality in patients with HIV/AIDS, despite uniform access to ART. Future studies delineating the pathways through which poverty and limited assets affect clinical outcomes may lead to more effective HIV interventions in low-resource settings.


Child and Adolescent Psychiatry and Mental Health | 2015

Perceived behavioral problems of school aged children in rural Nepal: a qualitative study

Ramesh P. Adhikari; Nawaraj Upadhaya; Dristy Gurung; Nagendra P. Luitel; Matthew D. Burkey; Brandon A. Kohrt; Mark J. D. Jordans

BackgroundStudies on child behavioral problems from low and middle income countries are scarce, even more so in Nepal. This paper explores parents’, family members’ and teachers’ perceptions of child behavioral problems, strategies used and recommendations to deal with this problem.MethodIn this study, 72 free list interviews and 30 Key Informant Interviews (KII) were conducted with community members of Chitwan district in Nepal.ResultThe result suggest that addictive behavior, not paying attention to studies, getting angry over small issues, fighting back, disobedience, and stealing were the most commonly identified behavioral related problems of children, with these problems seen as interrelated and interdependent. Results indicate that community members view the family, community and school environments as being the causes of child behavioral problems, with serious impacts upon children’s personal growth, family harmony and social cohesion. The strategies reported by parents and teachers to manage child behavioral problems were talking, listening, consoling, advising and physical punishment (used as a last resort).ConclusionsAs perceived by children and other community dwellers, children in rural Nepalese communities have several behavioral related problems. The findings suggest that multi-level community-based interventions targeting peers, parents, teachers and community leaders could be a feasible approach to address the identified problems.


BMJ Open | 2015

Psychosocial interventions for disruptive behavioural problems in children living in low- and middle-income countries: study protocol of a systematic review.

Matthew D. Burkey; Megan Hosein; Marianna Purgato; Ahmad Adi; Isabella Morton; Brandon A. Kohrt; Wietse A. Tol

Introduction Disruptive behaviour disorders (DBDs) are among the most common forms of child psychopathology and have serious long-term academic, social, and mental health consequences worldwide. Psychosocial treatments are the first line of evidence-based treatments for DBDs, yet their effectiveness often varies according to patient sociodemographic characteristics, practice setting, and implementation procedures. While a large majority of the worlds children live in low- and middle-income countries (LMIC), most studies have evaluated psychosocial treatments for DBDs in high-income Anglo countries. Methods and analysis The primary objective of this systematic review is to assess the effects of psychosocial treatments for DBDs in children and adolescents (under age 18) diagnosed with oppositional defiant disorder, conduct disorder, or other disruptive behavioural problems living in LMIC. The secondary objectives are to: (1) describe the range and types of psychosocial treatments used to address DBDs in LMIC and (2) identify key dissemination and implementation factors (adaptation processes, training/supervision processes, and financial costs). All controlled trials comparing psychosocial treatments versus waiting list, no treatment, or treatment as usual in children living in LMIC will be included. Studies will be identified using the methods outlined in the Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) guidelines without restrictions on language, publication type, status, or date of publication. The primary outcome measures will be disruptive behavioural problems (eg, oppositionality, defiance, aggression or deceit). Secondary outcomes will be positive mental health outcomes (eg, prosocial behaviour), function impairment, institutionalisation (or hospitalisation), academic outcomes and caregiver outcomes. Ethics and dissemination This study uses data from published studies; therefore ethical review is not required. Findings will be presented in a published manuscript. Trial registration number PROSPERO CRD42014015334.


International Journal of Culture and Mental Health | 2016

Development process of an assessment tool for disruptive behavior problems in cross-cultural settings: the Disruptive Behavior International Scale – Nepal version (DBIS-N)

Matthew D. Burkey; Lajina Ghimire; Ramesh P. Adhikari; Brandon A. Kohrt; Mark J. D. Jordans; Emily E. Haroz; Lawrence S. Wissow

ABSTRACT Systematic processes are needed to develop valid measurement instruments for disruptive behavior disorders in cross-cultural settings. We employed a four-step process in Nepal to identify and select items for a culturally valid assessment instrument: (1) we extracted items from validated scales and local free-list interviews; (2) parents, teachers and peers (n = 30) rated the perceived relevance and importance of behavior problems; (3) highly rated items were piloted with children (n = 60) in Nepal; (4) we evaluated internal consistency of the final scale. We identified 49 symptoms from 11 scales, and 39 behavior problems from free-list interviews (n = 72). After dropping items for low ratings of relevance and severity and for poor item-test correlation, low frequency and/or poor acceptability in pilot testing, 16 items remained for the Disruptive Behavior International Scale – Nepali version (DBIS-N). The final scale had good internal consistency (α = 0.86). A 4-step systematic approach to scale development including local participation yielded an internally consistent scale that included culturally relevant behavior problems.


Journal of Child Psychology and Psychiatry | 2018

Psychosocial interventions for disruptive behaviour problems in children in low- and middle-income countries: A systematic review and meta-analysis

Matthew D. Burkey; Megan Hosein; Isabella Morton; Marianna Purgato; Ahmad Adi; Mark Kurzrok; Brandon A. Kohrt; Wietse A. Tol

BACKGROUND Most of the evidence for psychosocial interventions for disruptive behaviour problems comes from Western, high-income countries. The transferability of this evidence to culturally diverse, low-resource settings with few mental health specialists is unknown. METHODS We conducted a systematic review with random-effects meta-analysis of randomized controlled trials examining the effects of psychosocial interventions on reducing behaviour problems among children (under 18) living in low- and middle-income countries (LMIC). RESULTS Twenty-six randomized controlled trials (representing 28 psychosocial interventions), evaluating 4,441 subjects, met selection criteria. Fifteen (54%) prevention interventions targeted general or at-risk populations, whereas 13 (46%) treatment interventions targeted children selected for elevated behaviour problems. Most interventions were delivered in group settings (96%) and half (50%) were administered by non-specialist providers. The overall effect (standardized mean difference, SMD) of prevention studies was -0.25 (95% confidence interval (CI): -0.41 to -0.09; I2 : 78%) and of treatment studies was -0.56 (95% CI: -0.51 to -0.24; I2 : 74%). Subgroup analyses demonstrated effectiveness for child-focused (SMD: -0.35; 95% CI: -0.57 to -0.14) and behavioural parenting interventions (SMD: -0.43; 95% CI: -0.66 to -0.20), and that interventions were effective across age ranges. CONCLUSIONS Our meta-analysis supports the use of psychosocial interventions as a feasible and effective way to reduce disruptive behaviour problems among children in LMIC. Our study provides strong evidence for child-focused and behavioural parenting interventions, interventions across age ranges and interventions delivered in groups. Additional research is needed on training and supervision of non-specialists and on implementation of effective interventions in LMIC settings.


Child and Adolescent Psychiatry and Mental Health | 2018

Feasibility study of a family- and school-based intervention for child behavior problems in Nepal

Ramesh P. Adhikari; Nawaraj Upadhaya; Emily N. Satinsky; Matthew D. Burkey; Brandon A. Kohrt; Mark J. D. Jordans

BackgroundThis study evaluates the feasibility, acceptability, and outcomes of a combined school- and family-based intervention, delivered by psychosocial counselors, for children with behavior problems in rural Nepal.MethodsForty-one children participated at baseline. Two students moved to another district, meaning 39 children, ages 6–15, participated at both baseline and follow-up. Pre-post evaluation was used to assess behavioral changes over a 4-month follow-up period (n = 39). The primary outcome measure was the Disruptive Behavior International Scale—Nepal version (DBIS-N). The secondary outcome scales included the Child Functional Impairment Scale and the Eyberg Child Behavior Inventory (ECBI). Twelve key informant interviews were conducted with community stakeholders, including teachers, parents, and community members, to assess stakeholders’ perceptions of the intervention.ResultsThe study found that children’s behavior problems as assessed on the DBIS-N were significantly lower at follow-up (M = 13.0, SD = 6.4) than at baseline (M = 20.5, SD = 3.8), p < 0.001, CI [5.57, 9.35]. Similarly, children’s ECBI Intensity scores were significantly lower at follow-up (M = 9.9, SD = 8.5) than at baseline (M = 14.8, SD = 7.7), p < 0.005, 95% CI [1.76, 8.14]. The intervention also significantly improved children’s daily functioning. Parents and teachers involved in the intervention found it acceptable and feasible for delivery to their children and students. Parents and teachers reported improved behaviors among children and the implementation of new behavior management techniques both at home and in the classroom.ConclusionsSignificant change in child outcome measures in this uncontrolled evaluation, alongside qualitative findings suggesting feasibility and acceptability, support moving toward a controlled trial to determine effectiveness.


Social Science & Medicine | 2016

The ecocultural context and child behavior problems: A qualitative analysis in rural Nepal

Matthew D. Burkey; Lajina Ghimire; Ramesh P. Adhikari; Lawrence S. Wissow; Mark J. D. Jordans; Brandon A. Kohrt

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Brandon A. Kohrt

George Washington University

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Emily E. Haroz

Johns Hopkins University

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Wietse A. Tol

Johns Hopkins University

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Ahmad Adi

University of Mississippi Medical Center

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Erin Hayward

Johns Hopkins University

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