Publications by authors named "Berthold Langguth"

Background: Current clinical decision support systems (DSS) are trained and validated on observational data from the clinic in which the DSS is going to be applied. This is problematic for treatments that have already been validated in a randomized clinical trial (RCT), but have not yet been introduced in any clinic. In this work, we report on a method for training and validating the DSS core before introduction to a clinic, using the RCT data themselves.

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Objectives: Hearing aids (HAs) are a widely accepted first-line treatment option for individuals suffering from both hearing loss and chronic tinnitus. Though HAs are highly effective at improving speech understanding, their effectiveness in ameliorating tinnitus symptoms is less clear. In recent years, several investigators have reported on attempts to predict HAs effectiveness on tinnitus symptoms using an array of variables.

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Introduction: Intermittent Theta Burst Stimulation (iTBS), a specific form of repetitive transcranial magnetic stimulation (rTMS) is increasingly used for treating affective disorders. Accelerated iTBS protocols (aiTBS) with shorter treatment duration may lead to equal but faster response rates compared to standard protocols.

Methods: Here, we retrospectively analyzed the records of 66 rTMS in- and out-patients with major depressive disorder in a tertiary care hospital between April 2023 and September 2023.

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This perspective article explores how process mining can extract clinical insights from mobile health data and complement data-driven techniques like machine learning. Despite technological advances, challenges such as selection bias and the complex dynamics of health data require advanced approaches. Process mining focuses on analyzing temporal process patterns and provides complementary insights into health condition variability.

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  • This study explores how lying and sexual arousal affect motor cortex excitability in heterosexual men and women using motor-evoked potentials (MEPs) while they view arousing images.* -
  • Sixteen heterosexual couples participated in a series of trials where they viewed suggestive images and had to answer questions either truthfully or dishonestly regarding their preferences.* -
  • Results indicated that while both men and women showed higher excitability towards their preferred sexual stimuli, lying increased cortical excitability; however, MEPs are not reliable indicators for diagnosing sexual preference or related conditions.*
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  • - Abnormal psychomotor behavior is a key symptom of schizophrenia, and the study explores whether certain items from the Positive and Negative Syndrome Scale (PANSS) can effectively measure motor abnormalities.
  • - By analyzing data from two clinical trials, researchers found a significant correlation between the PANSS motor score and various established motor rating scales, with a specific cutoff for differentiating patient motor behavior.
  • - The results suggest that the PANSS motor score could serve as a useful proxy for assessing hypokinetic motor abnormalities, potentially aiding in research for interventions targeting these issues in individuals with psychosis.
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The influence of naps on tinnitus was systematically assessed by exploring the frequency, clinical and demographic characteristics of this phenomenon. 9,724 data from two different tinnitus databases (Tinnitus Hub: n = 6115; Tinnitus Research Initiative (TRI): n = 3627) were included. After separate analysis of the databases, these results were then compared with each other.

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Objectives: We aimed to evaluate the drug utilization of extract (Gbe), systemic corticosteroids (CSs), and pentoxifylline (PTXF) for the treatment of acute tinnitus by analyzing electronic patient health record data. In addition, we assessed whether the different drug treatments were associated with different frequencies of repeat visits to ear, nose, and throat (ENT) doctors.

Methods: This retrospective cohort study used data from the IQVIA Disease Analyzer (DA) database.

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Tinnitus, the perception of sound without an external source, affects 15% of the population, with 2.4% experiencing significant distress. In this review, we summarize the current state of knowledge about tinnitus management with a particular focus on the translation into clinical practice.

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Background: Extensive research has been undertaken to predict treatment response (TR) to antipsychotics. Most studies address TR to antipsychotics in general and as monotherapy, however, it is unknown whether patients might respond favourably to a combination of antipsychotics.

Aims: This study aimed to identify differential predictors for TR to monotherapy with amisulpride or olanzapine compared to a combination of antipsychotics.

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Securing an accurate autism-spectrum-condition diagnosis, particularly among women, remains challenging for autistic adults. Building upon previous research highlighting the short-story task (SST) as a promising tool for detecting fiction-based mentalizing difficulties in autistic adults, this study expands its scope. We investigated the SST's discriminative capacity across three distinct groups: autistic individuals (n = 32), nonautistic individuals without mental health problems (n = 32), and nonautistic individuals with clinical depression (n = 30).

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  • - The study investigates the out-of-pocket (OOP) expenses associated with tinnitus in several European countries, revealing significant costs that vary by severity of the condition.
  • - Participants reported annual OOP expenses averaging 368€ for slight, 728€ for moderate, and 1,492€ for severe tinnitus, totaling an estimated 565€ for all tinnitus sufferers due to healthcare visits, treatments, medications, and alternative medicine.
  • - The findings highlight the substantial economic burden of tinnitus, comparable to other major disabilities, indicating a willingness among individuals to invest significant monthly income for relief, and suggesting the total expenses exceed 17 billion € across the countries studied.
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  • - A lot of neuroscience research in Europe uses methods like transcranial magnetic stimulation (TMS) and transcranial direct current stimulation (tDCS), which are important for studying brain function.
  • - New EU regulations, particularly the Medical Device Regulation (MDR), have created confusion and problems in the non-invasive brain stimulation field, as they categorize some non-medical NIBS products with high-risk invasive devices.
  • - To address the negative impact of overregulation on research and innovation, a diverse group of stakeholders, including researchers and ethicists, has come together to promote discussions aimed at improving regulatory practices.
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Repetitive transcranial magnetic stimulation (rTMS) is a non-invasive brain stimulation technique capable of inducing neuroplasticity as measured by changes in peripheral muscle electromyography (EMG) or electroencephalography (EEG) from pre-to-post stimulation. However, temporal courses of neuromodulation during ongoing rTMS are unclear. Monitoring cortical dynamics via TMS-evoked responses using EMG (motor-evoked potentials; MEPs) and EEG (transcranial-evoked potentials; TEPs) during rTMS might provide further essential insights into its mode of action - temporal course of potential modulations.

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Tinnitus, the perception of sound without a corresponding external sound source, and tinnitus disorder, which is tinnitus with associated suffering, present a multifaceted clinical challenge due to its heterogeneity and its incompletely understood pathophysiology and especially due to the limited therapeutic options. In this narrative review, we give an overview on various clinical aspects of tinnitus including its heterogeneity, contributing factors, comorbidities and therapeutic pathways with a specific emphasis on the implications for its pathophysiology and future research directions. Tinnitus exhibits high perceptual variability between affected individuals (heterogeneity) and within affected individuals (temporal variability).

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  • - The study investigates variations in transcranial magnetic stimulation (TMS) pulse widths among different pulse sources and stimulation intensities, revealing significant differences in average pulse widths compared to manufacturer specifications.
  • - Seven MagVenture® pulse sources were tested, with results showing a mean pulse width of 288.11s, deviating slightly from the expected 280s value; however, variability was low within groups.
  • - A pilot experiment indicated no significant impact of pulse width on motor evoked potential amplitude but showed differences in latencies, suggesting further research is needed to explore the physiological implications of varied pulse lengths and other factors like hardware aging.
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Introduction: Treating major depressive disorder (MDD) with transcranial direct current stimulation (tDCS) devices at home has various logistic advantages compared to tDCS treatment in the clinic. However, preliminary (controlled) studies showed side effects such as skin lesions and difficulties in the implementation of home-based tDCS. Thus, more data are needed regarding the feasibility and possible disadvantages of home-based tDCS.

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Background: The evidence for repetitive transcranial magnetic stimulation (rTMS) to treat negative symptoms in schizophrenia (SCZ) is increasing, although variable response rates remain a challenge. Subject´s sex critically influences rTMS´ treatment outcomes. Females with major depressive disorder are more likely to respond to rTMS, while SCZ data is scarce.

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Objectives: Tinnitus subtypes are proposed to lie on a continuum of different symptom dimensions rather than be categorical. However, there is no comprehensive empirical data showing this complex relationship between different tinnitus symptoms. The objective of this study is to provide empirical evidence for the dimensional nature of tinnitus and how different auditory and non-auditory symptoms interact with each other through complex interactions.

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Background: Hypersomnia poses major challenges to treatment providers given the limitations of available treatment options. In this context, the application of non-invasive brain stimulation techniques such as transcranial electrical stimulation (tES) may open up new avenues to effective treatment. Preliminary evidence suggests both acute and longer-lasting positive effects of transcranial direct current stimulation (tDCS) on vigilance and sleepiness in hypersomniac patients.

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Objective: Tinnitus assessment and outcome measurement are complex, as tinnitus is a purely subjective phenomenon. Instruments used for the outcome measurement of tinnitus in the context of clinical trials include self-report questionnaires, visual analogue or numeric rating scales and psychoacoustic measurements of tinnitus loudness. For the evaluation of therapeutic interventions, it is critical to know which changes in outcome measurement instruments can be considered as clinically relevant.

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Objectives: The study aimed to assess the relationship of tinnitus with hyperacusis with cognitive impairment as indicated by the Montreal Cognitive Assessment (MoCA) tool.

Methods: This multicenter cross-sectional study included individuals with chronic tinnitus from the "Unification of Treatments and Interventions for Tinnitus Patients" (UNITI) database. Participants were recruited from four different tertiary clinical centers located in Athens and Granada (Mediterranean group), as well as Berlin and Regensburg (German group).

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Tinnitus, a frequent disorder, is the conscious perception of a sound in the absence of a corresponding external acoustic sound source in the sense of a phantom sound. Although the majority of people who perceive a tinnitus sound can cope with it and are only minimaly impaired in their quality of lfe, 2-3% of the population perceive tinnitus as a major problem. Recently it has been proposed that the two groups should be differentiated by distict terms: "Tinnitus" describes the auditory or sensory component, whereas "Tinnitus Disorder" reflects the auditory component and the associated suffering.

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