Philipp Ritter

ORCID: 0000-0003-4286-5830
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About
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Research Areas
  • Bipolar Disorder and Treatment
  • Circadian rhythm and melatonin
  • Tryptophan and brain disorders
  • Schizophrenia research and treatment
  • Treatment of Major Depression
  • Electroconvulsive Therapy Studies
  • Functional Brain Connectivity Studies
  • Sleep and related disorders
  • Adolescent and Pediatric Healthcare
  • Psychological and Temporal Perspectives Research
  • Mental Health Research Topics
  • Transcranial Magnetic Stimulation Studies
  • Psychosomatic Disorders and Their Treatments
  • Sleep and Wakefulness Research
  • Restless Legs Syndrome Research
  • Genetics and Neurodevelopmental Disorders
  • Diet and metabolism studies
  • Electromagnetic Fields and Biological Effects
  • Suicide and Self-Harm Studies
  • Coordination Chemistry and Organometallics
  • Child and Adolescent Psychosocial and Emotional Development
  • Health Literacy and Information Accessibility
  • Neuroendocrine regulation and behavior
  • Chronic Disease Management Strategies
  • Genetic Syndromes and Imprinting

Technische Universität Dresden
2016-2025

University Hospital Carl Gustav Carus
2016-2025

Klinik und Poliklinik für Psychotherapie und Psychosomatik
2014-2025

King's College London
2025

University of Tübingen
2024

Klinik und Poliklinik für Psychiatrie und Psychotherapie
2013-2024

LWL-Universitätsklinikum Bochum
2023

Ruhr University Bochum
2023

University of Surrey
2020

Hôpitaux Universitaires Henri-Mondor
2019

In a previous meta-analysis of randomized controlled trials comparing lithium with placebo as long-term treatment in bipolar disorders, we observed clear preventative effect for manic episodes; however, the was equivocal depressive episodes. Since then, evidence base has grown further. this update, furthermore present data on efficacy comparison to alternative drug treatments. addition, analyze and other treatments regarding drop-outs due reasons than mood episode completion study (no no...

10.1186/s40345-014-0015-8 article EN cc-by International Journal of Bipolar Disorders 2014-12-01

The management and treatment of patients with suicidal behavior is one the most challenging tasks for health-care professionals. Patients affective disorders are at high risk behavior, therefore, should be a target prevention. Numerous international studies lithium use have documented anti-suicidal effects since 1970s. Despite unambiguous evidence lithium's recommendations in national guidelines its acute maintenance therapy disorders, still underrepresented. following article provides...

10.1186/s40345-015-0032-2 article EN cc-by International Journal of Bipolar Disorders 2015-07-16

Objective: To investigate how the Chronic Disease Self-Management Program (CDSMP) changes health outcomes, lifestyle behaviors, and care service utilization over a 6 month period. Method: The participants were 1,170 adults enrolled in National Study of CDSMP 2010-2012 ( M age = 65.4 years). Six-month assessments available for 903 participants. Linear mixed models generalized linear used to assess between baseline 6-month assessment primary secondary outcomes among Results: Social/role...

10.1177/0898264313502531 article EN Journal of Aging and Health 2013-09-12

Concerns about potential adverse effects of long-term exposure to lithium as a mood-stabilizing treatment notably include altered renal function. However, the incidence severe dysfunction; rate decline over time; dose, serum concentration, and duration treatment; relative vs. aging; contributions sex other factors all remain unclear.Accordingly, we acquired data from 12 collaborating international sites 312 bipolar disorder patients (6142 person-years, 2669 assays) treated with carbonate for...

10.1186/s40345-017-0096-2 article EN cc-by International Journal of Bipolar Disorders 2017-05-03
Azmeraw T. Amare Anbupalam Thalamuthu Klaus Oliver Schubert Janice M. Fullerton Muktar Beshir Ahmed and 95 more Simon Hartmann Sergi Papiol Urs Heilbronner Franziska Degenhardt Fasil Tekola‐Ayele Liping Hou Yi‐Hsiang Hsu Tatyana Shekhtman Mazda Adli Nirmala Akula Kazufumi Akiyama Raffaella Ardau Bárbara Arias Jean‐Michel Aubry Roland Hasler Hélène Richard-Lepouriel Nader Perroud Lena Backlund Abesh Kumar Bhattacharjee Frank Bellivier Antonio Benabarre Susanne Bengesser Joanna M. Biernacka Armin Birner Cynthia Marie‐Claire Pablo Cervantes Hsi‐Chung Chen Caterina Chillotti Sven Cichon Cristiana Cruceanu Piotr M. Czerski Nina Dalkner Maria Del Zompo J. Raymond DePaulo Bruno Étain Stéphane Jamain Peter Falkai Andreas J. Forstner Louise Frisén Mark A. Frye Sébastien Gard Julie Garnham Fernando S. Goes Maria Grigoroiu‐Serbânescu Andreas J. Fallgatter Sophia Stegmaier Thomas Ethofer Silvia Biere Kristiyana Petrova Ceylan Schuster Kristina Adorjan Monika Budde Maria Heilbronner János Kálmán Mojtaba Oraki Kohshour Daniela Reich‐Erkelenz Sabrina K. Schaupp Eva C. Schulte Fanny Senner Thomas Vogl Ion‐George Anghelescu Volker Arolt Udo Dannlowski Detlef E. Dietrich Christian Figge Markus Jäger Fabian U. Lang Georg Juckel Carsten Konrad Jens Reimer Max Schmauß Andrea Schmitt Carsten Spitzer Martin von Hagen Jens Wiltfang Jörg Zimmermann Till F. M. Andlauer André Fischer Felix Bermpohl Philipp Ritter Silke Matura А. Э. Гареева Irina Falkenberg Cüneyt Yildiz Tilo Kircher Julia Schmidt M. Koch Kathrin Gade Sarah Trost Ida S. Haussleiter Martin Lambert Anja Rohenkohl Vivien Kraft Paul Grof Ryota Hashimoto

Abstract Lithium is regarded as the first-line treatment for bipolar disorder (BD), a severe and disabling mental health that affects about 1% of population worldwide. Nevertheless, lithium not consistently effective, with only 30% patients showing favorable response to treatment. To provide personalized options patients, it essential identify prediction biomarkers such polygenic scores. In this study, we developed score (Li + PGS ) in BD. gain further insights into lithium’s possible...

10.1038/s41380-023-02149-1 article EN cc-by Molecular Psychiatry 2023-07-11

Digital phenotyping promises to unobtrusively obtaining a continuous and objective input of symptomatology from patients' daily lives. The prime example are bipolar disorders, as smartphone parameters directly reflect symptomatology. Empirical studies, however, have yielded inconsistent findings. We believe that three main shortcomings be addressed fully leverage the potential digital phenotyping: short assessment periods, rare outcome assessments, an extreme fragmentation without...

10.1186/s40345-020-00210-4 article EN cc-by International Journal of Bipolar Disorders 2020-11-17

Information seeking is an important coping mechanism for dealing with chronic illness. Despite a growing number of mental health websites, there little understanding how patients bipolar disorder use the Internet to seek information. A 39 question, paper-based, anonymous survey, translated into 12 languages, was completed by 1222 in 17 countries as convenience sample between March 2014 and January 2016. All had diagnosis from psychiatrist. Data were analyzed using descriptive statistics...

10.1186/s40345-016-0058-0 article EN cc-by International Journal of Bipolar Disorders 2016-08-24
Michael Bauer Tasha Glenn Martin Alda Ole A. Andreassen Elias Angelopoulos and 95 more Raffaella Ardau Yavuz Ayhan Christopher Baethge Rita Bauer Bernhard T. Baune Claudia Becerra‐Palars Frank Bellivier Robert H. Belmaker Michael Berk Yuly Bersudsky Şule Bıçakcı Harriet Birabwa-Oketcho Thomas Bjella Jorge Cabrera Eric Yat Wo Cheung Maria Del Zompo Seetal Dodd Markus Donix Bruno Étain Andrea Fagiolini Konstantinos Ν. Fountoulakis Mark A. Frye Ana González‐Pinto John F. Gottlieb Paul Grof Hirohiko Harima Chantal Henry Erkki Isometsä Sven Janno Flávio Kapczinski Mathias Kardell Slim Khaldi Sebastian Kliwicki Barbara König Timur L. Kot Rikke Krogh Maurício Kunz Beny Lafer Mikael Landén Erik Roj Larsen Ute Lewitzka Rasmus Wentzer Licht Carlos López‐Jaramillo Glenda MacQueen Mirko Manchia Wendy Marsh Mónica Martínez‐Cengotitabengoa Ingrid Melle Fátima Meza-Urzúa Mok Yee Ming Scott Monteith Gunnar Morken Enrica Mosca Anton A. Mozzhegorov Rodrigo Muñoz Starlin Vijay Mythri F. Nacef Ravi Kumar Nadella Fabiano G. Nery René Ernst Nielsen Claire O’Donovan Adel Omrani Yamima Osher Helle Østermark Sørensen Uta Ouali Yolanda Pica Ruiz Maximilian Pilhatsch Marco Pinna Francisco Diego Rabelo da Ponte Danilo Quiroz Raj Ramesar Natalie Rasgon M. S. Reddy Andreas Reif Philipp Ritter Janusz Rybakowski Kemal Sagduyu Bharathram Sathur Raghuraman Ângela Miranda Scippa Emanuel Severus Christian Simhandl Paul W. Stackhouse Dan J. Stein Sergio Strejilevich Mythily Subramaniam Ahmad Hatim Sulaiman Kirsi Suominen Hiromi Tagata Yoshitaka Tatebayashi Leonardo Tondo Carla Torrent Arne E. Vaaler Edgar Arrua Vares Julia Veeh Eduard Vieta

10.1016/j.jpsychires.2019.03.001 article EN Journal of Psychiatric Research 2019-03-08

Abstract Sleep spindles are neurophysiological phenomena that appear to be linked memory formation and other functions of the central nervous system, can observed in electroencephalographic recordings (EEG) during sleep. Manually identified spindle annotations EEG suffer from substantial intra- inter-rater variability, even if raters have been highly trained, which reduces reliability measures as a research diagnostic tool. The Massive Online Data Annotation (MODA) project has recently...

10.1038/s41598-022-11210-y article EN cc-by Scientific Reports 2022-05-10

Abstract Background Individuals with bipolar disorder are commonly correctly diagnosed a decade after symptom onset. Machine learning techniques may aid in early recognition and reduce the disease burden. As both individuals at risk those manifest display structural brain markers, magnetic resonance imaging provide relevant classification features. Methods Following pre-registered protocol, we trained linear support vector machine (SVM) to classify according their estimated for using...

10.1017/s0033291723001319 article EN cc-by Psychological Medicine 2023-05-22

Abstract Background Increased autocorrelation (AR) of system-specific measures has been suggested as a predictor for critical transitions in complex systems. AR mood scores reported to anticipate depressive episodes major disorder, while other studies found increases be associated with themselves. Data on patients bipolar disorders (BD) is limited and inconclusive. Methods Patients BD their current via daily e-diaries 12 months. Current affective status (euthymic, prodromal, depressed,...

10.1017/s0033291723003811 article EN cc-by Psychological Medicine 2024-01-29
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