Lars P. Hölzel

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OBJECTIVE To develop and psychometrically test a brief patient-report instrument for measuring Shared Decision Making (SDM) in clinical encounters. METHODS We revised an existing instrument (Shared Decision Making Questionnaire; SDM-Q), including the generation of new items and changing the response format. A 9-item version (SDM-Q-9) was developed and(More)
BACKGROUND We aimed to synthesize the available evidence on the relative efficacy and acceptability of specific treatments for persistent depressive disorder. METHODS We searched several databases up to January 2013 and included randomized controlled trials that compared acute pharmacological, psychotherapeutic, and combined interventions with each other(More)
BACKGROUND One of five patients with an acute depressive episode develops chronic depression. Risk factors for a current depressive episode to become chronic are insufficiently known. This review was conducted to examine which factors represent a risk factor for the development of chronic depression for patients diagnosed with a depressive episode. METHOD(More)
BACKGROUND Both the 10-item Alcohol Use Disorders Identification Test (AUDIT) and its abbreviated 3-item version (Alcohol Use Disorders Identification Test-Consumption [AUDIT-C]) are considered to detect unhealthy alcohol use accurately. PURPOSE To examine whether the AUDIT-C is as accurate as the full AUDIT for detecting unhealthy alcohol use in adults.(More)
BACKGROUND A comprehensive model of the relationships among different shared decision-making related constructs and their effects on patient-relevant outcomes is largely missing. Objective of our study was the development of a model linking decision-making in medical encounters to an intermediate and a long-term endpoint. The following hypotheses were(More)
BACKGROUND Many of the approximately 15 million people with a migration background living in Germany (19% of the population) are inadequately reached by existing healthcare provision. In the literature, the necessity for cultural adaptation of information material for patients with a migration background is often cited as a measure for improving(More)
BACKGROUND Depressive disorders are often recurrent and place a high burden on patients and their relatives. Psychoeducational groups for relatives may reduce relatives' burden, help prevent relapses in patients, and are recommended by the German "National Disease Management Guideline Unipolar Depression". Since there is limited knowledge on the provision(More)
BACKGROUND Chronic depression represents a substantial portion of depressive disorders and is associated with severe consequences. This review examined whether the combination of pharmacological treatments and psychotherapy is associated with higher effectiveness than pharmacotherapy alone via meta-analysis; and identified possible treatment effect(More)
OBJECTIVE Analysis of the health care utilisation of migrants with mental disorders compared to Germans with mental disorders under consideration of migration-related and socio-economic factors. METHODS Reanalysis of the supplement survey "Mental Disorders" of the "German Health Survey" 1998 with a matched sample of migrants (n = 151) and Germans (n =(More)
BACKGROUND Chronic depressions represent a substantial part of depressive disorders and are associated with severe consequences. Several studies were performed addressing the effectiveness of psychotherapeutic, pharmacological, and combined treatments for chronic depressions. Yet, a systematic review comparing the effectiveness of multiple treatment options(More)