Centre for Youth Mental Health - Research Publications

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    Cannabidiol for Treatment-Resistant Anxiety Disorders in Young People: An Open-Label Trial
    Berger, M ; Li, E ; Rice, S ; Davey, CG ; Ratheesh, A ; Adams, S ; Jackson, H ; Hetrick, S ; Parker, A ; Spelman, T ; Kevin, R ; McGregor, IS ; McGorry, P ; Amminger, GP (PHYSICIANS POSTGRADUATE PRESS, 2022-08-03)
    Background: Treatment resistance is a significant problem among young people experiencing moderate-to-severe anxiety, affecting nearly half of all patients. This study investigated the safety and efficacy of cannabidiol (CBD), a non-intoxicating component of Cannabis sativa, for anxiety disorders in young people who previously failed to respond to standard treatment. Methods: In this open-label trial, 31 young people aged 12-25 years with a DSM-5 anxiety disorder and no clinical improvement despite treatment with cognitive-behavioral therapy and/or antidepressant medication were enrolled between May 16, 2018, and June 28, 2019. All participants received add-on CBD for 12 weeks on a fixed-flexible schedule titrated up to 800 mg/d. The primary outcome was improvement in anxiety severity, measured with the Overall Anxiety Severity and Impairment Scale (OASIS), at week 12. Secondary outcomes included comorbid depressive symptoms, Clinical Global Impressions scale (CGI) score, and social and occupational functioning. Results: Mean (SD) OASIS scores decreased from 10.8 (3.8) at baseline to 6.3 (4.5) at week 12, corresponding to a -42.6% reduction (P < .0001). Depressive symptoms (P < .0001), CGI-Severity scale scores (P = .0008), and functioning (P = .04) improved significantly. Adverse events were reported in 25 (80.6%) of 31 participants and included fatigue, low mood, and hot flushes or cold chills. There were no serious and/or unexpected adverse events. Conclusions: These findings suggest that CBD can reduce anxiety severity and has an adequate safety profile in young people with treatment-resistant anxiety disorders. Randomized controlled trials are needed to confirm the efficacy and longer-term safety of this compound. Trial Registration: New Zealand Clinical Trials Registry (ANZCTR) identifier: ACTRN12617000825358.
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    Validation of a brief tool to assess and monitor suicidal ideation: The Youth Suicide Ideation Screen (YSIS-3)
    Hetrick, SE ; Gao, CX ; Filia, KM ; Menssink, JM ; Rickwood, DJ ; Herrman, H ; Hickie, I ; McGorry, P ; Telford, N ; Parker, AG ; Cotton, SM (ELSEVIER, 2021-12-01)
    BACKGROUND: . Suicidal ideation is common in young people. Assessment and monitoring can help to understand its dynamic nature and inform treatment planning. AIMS: . The aims were to evaluate psychometric properties of a brief screening tool - the Youth Suicide Ideation Screen-3 item (YSIS-3) and determine its correlation with the Suicidal Ideation Question-Junior (SIQ-JR) and measures of depressive and anxiety symptoms a. METHOD: . Cronbach's alpha (α) was used to evaluate internal consistency of the YSIS-3 in 1107 young people. Convergent validity was evaluated using network analysis based on individual item polychoric correlations. Structural equation modelling was used to understand latent constructs; pearson product moment correlations to validate the integrity of the underlying construct. and two-way mixed Intraclass Correlation Coefficient to examine longitudinal stability and Cohen's d to assess sensitivity to change. RESULTS: . The YSIS-3 was found to have internal consistency, convergent validity and criteria validity almost identical to the 15-item SIQ-JR. There was a high correlation (0.91) between the latent factor underpinning YSIS-3 and SIQ-JR. The YSIS-3 was more sensitive to change among those presenting with suicidal ideation at baseline. CONCLUSIONS: . The YSIS-3 is a valid measure for the assessment and monitoring of suicidal ideation, and is sensitive to change. This brief measure can contribute to regular monitoring of the presence and nature of suicidal ideation, which when included in comprehensive assessment, will inform the clinical management of those at risk of suicide.
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    Heterogeneity of quality of life in young people attending primary mental health services
    Cotton, SM ; Hamilton, MP ; Filia, K ; Menssink, JM ; Engel, L ; Mihalopoulos, C ; Rickwood, D ; Hetrick, SE ; Parker, AG ; Herrman, H ; Telford, N ; Hickie, I ; McGorry, PD ; Gao, CX (CAMBRIDGE UNIV PRESS, 2022-07-20)
    AIMS: The utility of quality of life (QoL) as an outcome measure in youth-specific primary mental health care settings has yet to be determined. We aimed to determine: (i) whether heterogeneity on individual items of a QoL measure could be used to identify distinct groups of help-seeking young people; and (ii) the validity of these groups based on having clinically meaningful differences in demographic and clinical characteristics. METHODS: Young people, at their first presentation to one of five primary mental health services, completed a range of questionnaires, including the Assessment of Quality of Life-6 dimensions adolescent version (AQoL-6D). Latent class analysis (LCA) and multivariate multinomial logistic regression were used to define classes based on AQoL-6D and determine demographic and clinical characteristics associated with class membership. RESULTS: 1107 young people (12-25 years) participated. Four groups were identified: (i) no-to-mild impairment in QoL; (ii) moderate impairment across dimensions but especially mental health and coping; (iii) moderate impairment across dimensions but especially on the pain dimension; and (iv) poor QoL across all dimensions along with a greater likelihood of complex and severe clinical presentations. Differences between groups were observed with respect to demographic and clinical features. CONCLUSIONS: Adding multi-attribute utility instruments such as the AQoL-6D to routine data collection in mental health services might generate insights into the care needs of young people beyond reducing psychological distress and promoting symptom recovery. In young people with impairments across all QoL dimensions, the need for a holistic and personalised approach to treatment and recovery is heightened.
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    Moderated online social therapy for depression relapse prevention in young people: pilot study of a "next generation' online intervention
    Rice, S ; Gleeson, J ; Davey, C ; Hetrick, S ; Parker, A ; Lederman, R ; Wadley, G ; Murray, G ; Herrman, H ; Chambers, R ; Russon, P ; Miles, C ; D'Alfonso, S ; Thurley, M ; Chinnery, G ; Gilbertson, T ; Eleftheriadis, D ; Barlow, E ; Cagliarini, D ; Toh, J-W ; McAlpine, S ; Koval, P ; Bendall, S ; Jansen, JE ; Hamilton, M ; McGorry, P ; Alvarez-Jimenez, M (WILEY, 2018-08)
    AIM: Implementation of targeted e-mental health interventions offers a promising solution to reducing the burden of disease associated with youth depression. A single-group pilot study was conducted to evaluate the acceptability, feasibility, usability and safety of a novel, moderated online social therapy intervention (entitled Rebound) for depression relapse prevention in young people. METHODS: Participants were 42 young people (15-25 years) (50% men; mean age = 18.5 years) in partial or full remission. Participants had access to the Rebound platform for at least 12 weeks, including the social networking, peer and clinical moderator and therapy components. RESULTS: Follow-up data were available for 39 (92.9%) participants. There was high system usage, with 3034 user logins (mean = 72.2 per user) and 2146 posts (mean = 51.1). Almost 70% of users had ≥10 logins over the 12 weeks, with 78.5% logging in over at least 2 months of the pilot. A total of 32 (84%) participants rated the intervention as helpful. There was significant improvement between the number of participants in full remission at baseline (n = 5; none of whom relapsed) relative to n = 19 at 12-week follow-up (P < 0.001). Six (14.3%) participants relapsed to full threshold symptoms at 12 weeks. There was a significant improvement to interviewer-rated depression scores (Montgomery-Asberg Depression Rating Scale (MADRS); P = 0.014, d = 0.45) and a trend for improved strength use (P = 0.088, d = 0.29). The single-group design and 12-week treatment phase preclude a full understanding of the clinical benefits of the Rebound intervention. CONCLUSIONS: The Rebound intervention was shown to be acceptable, feasible, highly usable and safe in young people with major depression.
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    Subjective cognitive functioning in relation to changes in levels of depression and anxiety in youth over three months of treatment (vol 6, e84, 2020)
    Allott, K ; Gao, C ; Hetrick, SE ; Filia, KM ; Menssink, JM ; Fisher, C ; Hickie, IB ; Herrman, HE ; Rickwood, DJ ; Parker, AG ; Mcgorry, PD ; Cotton, SM (CAMBRIDGE UNIV PRESS, 2020-09)
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    The Neuropsychological Symptoms Self-Report: psychometric properties in an adolescent and young adult mental health cohort
    Allott, K ; Gao, CX ; Fisher, C ; Hetrick, SE ; Filia, KM ; Menssink, JM ; Herrman, HE ; Rickwood, DJ ; Parker, AG ; McGorry, PD ; Cotton, SM (WILEY, 2022-05)
    BACKGROUND: Subjective cognitive symptoms are common in young people receiving mental health treatment and are associated with poorer outcomes. The aim of this study was to determine the psychometric properties of the Neuropsychological Symptoms Self-Report (NSSR), an eight-item measure recently developed to provide a snapshot of young people's perceived change in cognitive functioning in relation to mental health treatment. METHOD: The sample included 633 youth aged 12-25 years (Mage  = 18.2, 66.5% female, 88.6% Australian-born) who had sought mental health treatment in primary headspace services. At three-month follow-up, participants completed the NSSR and self-report measures of depression and anxiety. RESULTS: Excellent internal consistency was found: Cronbach's alpha = 0.93. The NSSR had negative correlations with self-reported anxiety (r = -.33, p < .001) and depression (r = -.48, p < .001) symptoms, suggesting a link with affective symptoms, but still independence of constructs. Exploratory and confirmatory factor analyses supported a single-factor model. Item response theory (IRT) analysis suggested good model fit (homogeneity, data integrity, scalability, local independence and monotonicity) for all items. There was some evidence of measurement noninvariance (for item thresholds) by sex and age, but not diagnosis. IRT models also supported briefer six- and three-item versions of the NSSR. CONCLUSION: In busy clinical practice, clinicians need a rapid and reliable method for determining whether cognitive symptoms are of concern and in need of further assessment and treatment. Study findings support the NSSR as a brief, psychometrically sound measure for assessing subjective cognitive functioning in adolescents and young adults receiving mental health treatment.
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    The Mental Health of Elite Athletes: A Narrative Systematic Review
    Rice, SM ; Purcell, R ; De Silva, S ; Mawren, D ; McGorry, PD ; Parker, AG (ADIS INT LTD, 2016-09)
    BACKGROUND: The physical impacts of elite sport participation have been well documented; however, there is comparatively less research on the mental health and psychological wellbeing of elite athletes. OBJECTIVE: This review appraises the evidence base regarding the mental health and wellbeing of elite-level athletes, including the incidence and/or nature of mental ill-health and substance use. METHODS: A systematic search of the PubMed, EMBASE, SPORTDiscus, PsycINFO, Cochrane and Google Scholar databases, up to and including May 2015, was conducted. RESULTS: The search yielded a total of 2279 records. Following double screening, 60 studies were included. The findings suggested that elite athletes experience a broadly comparable risk of high-prevalence mental disorders (i.e. anxiety, depression) relative to the general population. Evidence regarding other mental health domains (i.e. eating disorders, substance use, stress and coping) is less consistent. These results are prefaced, however, by the outcome of the quality assessment of the included studies, which demonstrated that relatively few studies (25 %) were well reported or methodologically rigorous. Furthermore, there is a lack of intervention-based research on this topic. CONCLUSION: The evidence base regarding the mental health and wellbeing of elite athletes is limited by a paucity of high-quality, systematic studies. Nonetheless, the research demonstrates that this population is vulnerable to a range of mental health problems (including substance misuse), which may be related to both sporting factors (e.g. injury, overtraining and burnout) and non-sporting factors. More high-quality epidemiological and intervention studies are needed to inform optimal strategies to identify and respond to player mental health needs.
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    Subjective cognitive functioning in relation to changes in levels of depression and anxiety in youth over 3 months of treatment
    Allott, K ; Gao, C ; Hetrick, SE ; Filia, KM ; Menssink, JM ; Fisher, C ; Hickie, IB ; Herrman, HE ; Rickwood, DJ ; Parker, AG ; Mcgorry, PD ; Cotton, SM (CAMBRIDGE UNIV PRESS, 2020-09)
    BACKGROUND: Subjective cognitive difficulties are common in mental illness and have a negative impact on role functioning. Little is understood about subjective cognition and the longitudinal relationship with depression and anxiety symptoms in young people. AIMS: To examine the relationship between changes in levels of depression and anxiety and changes in subjective cognitive functioning over 3 months in help-seeking youth. METHOD: This was a cohort study of 656 youth aged 12-25 years attending Australian headspace primary mental health services. Subjective changes in cognitive functioning (rated as better, same, worse) reported after 3 months of treatment was assessed using the Neuropsychological Symptom Self-Report. Multivariate multinomial logistic regression analysis was conducted to evaluate the impact of baseline levels of and changes in depression (nine-item Patient Health Questionnaire; PHQ9) and anxiety symptoms (seven-item Generalised Anxiety Disorder scale; GAD7) on changes in subjective cognitive function at follow-up while controlling for covariates. RESULTS: With a one-point reduction in PHQ9 at follow-up, there was an estimated 11-18% increase in ratings of better subjective cognitive functioning at follow-up, relative to stable cognitive functioning. A one-point increase in PHQ9 from baseline to follow-up was associated with 7-14% increase in ratings of worse subjective cognitive functioning over 3 months, relative to stable cognitive functioning. A similar attenuated pattern of findings was observed for the GAD7. CONCLUSIONS: A clear association exists between subjective cognitive functioning outcomes and changes in self-reported severity of affective symptoms in young people over the first 3 months of treatment. Understanding the timing and mechanisms of these associations is needed to tailor treatment.
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    Improving Mood with Physical ACTivity (IMPACT) trial: a cluster randomised controlled trial to determine the effectiveness of a brief physical activity behaviour change intervention on depressive symptoms in young people, compared with psychoeducation, in addition to routine clinical care within youth mental health services - a protocol study
    Parker, AG ; Markulev, C ; Rickwood, DJ ; Mackinnon, A ; Purcell, R ; Alvarez-Jimenez, M ; Yung, AR ; McGorry, P ; Hetrick, SE ; Jorm, A (BMJ PUBLISHING GROUP, 2019-10)
    INTRODUCTION: Depression is highly prevalent and the leading contributor to the burden of disease in young people worldwide, making it an ongoing priority for early intervention. As the current evidence-based interventions of medication and psychological therapy are only modestly effective, there is an urgent need for additional treatment strategies. This paper describes the rationale of the Improving Mood with Physical ACTivity (IMPACT) trial. The primary aim of the IMPACT trial is to determine the effectiveness of a physical activity intervention compared with psychoeducation, in addition to routine clinical care, on depressive symptoms in young people. Additional aims are to evaluate the intervention effects on anxiety and functional outcomes and examine whether changes in physical activity mediate improvements in depressive symptoms. METHODS AND ANALYSIS: The study is being conducted in six youth mental health services across Australia and is using a parallel-group, two-arm, cluster randomised controlled trial design, with randomisation occurring at the clinician level. Participants aged between 12 years and 25 years with moderate to severe levels of depression are randomised to receive, in addition to routine clinical care, either: (1) a physical activity behaviour change intervention or (2) psychoeducation about physical activity. The primary outcome will be change in the Quick Inventory of Depressive Symptomatology, with assessments occurring at baseline, postintervention (end-point) and 6-month follow-up from end-point. Secondary outcome measures will address additional clinical outcomes, functioning and quality of life. IMPACT is to be conducted between May 2014 and December 2019. ETHICS AND DISSEMINATION: Ethical approval was obtained from the University of Melbourne Human Research Ethics Committee on 8 June 2014 (HREC 1442228). Trial findings will be published in peer-reviewed journals and presented at conferences. Key messages will also be disseminated by the youth mental health services organisation (headspace National Youth Mental Health Foundation). TRIAL REGISTRATION NUMBER: ACTRN12614000772640.
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    The addition of fluoxetine to cognitive behavioural therapy for youth depression (YoDA-C): study protocol for a randomised control trial
    Davey, CG ; Chanen, AM ; Cotton, SM ; Hetrick, SE ; Kerr, MJ ; Berk, M ; Dean, OM ; Yuen, K ; Phelan, M ; Ratheesh, A ; Schaefer, MR ; Amminger, GP ; Parker, AG ; Piskulic, D ; Harrigan, S ; Mackinnon, AJ ; Harrison, BJ ; McGorry, PD (BMC, 2014-11-04)
    BACKGROUND: The aim of the Youth Depression Alleviation-Combined Treatment (YoDA-C) study is to determine whether antidepressant medication should be started as a first-line treatment for youth depression delivered concurrently with psychotherapy. Doubts about the use of medication have been raised by meta-analyses in which the efficacy and safety of antidepressants in young people have been questioned, and subsequent treatment guidelines for youth depression have provided only qualified support. METHODS/DESIGN: YoDA-C is a double-blind, randomised controlled trial funded by the Australian government's National Health and Medical Research Council. Participants between the ages of 15 and 25 years with moderate to severe major depressive disorder will be randomised to receive either (1) cognitive behavioural therapy (CBT) and fluoxetine or (2) CBT and placebo. The treatment duration will be 12 weeks, and follow-up will be conducted at 26 weeks. The primary outcome measure is change in the Montgomery-Åsberg Depression Rating Scale (MADRS) after 12 weeks of treatment. The MADRS will be administered at baseline and at weeks 4, 8, 12 and 26. Secondary outcome measures will address additional clinical outcomes, functioning, quality of life and safety. TRIAL REGISTRATION: Australian and New Zealand Clinical Trials Registry ID: ACTRN12612001281886 (registered on 11 December 2012).