Klaus Berger

Investigation of Internal Cleaning Effects in Two-Phase Gas-Liquid Flows (2009)

Garg, Saurabh, Dornfeld, David, Klaus Berger

In the past few years, cleanability of mechanical components became a new engineering constraint in the automotive and aerospace industry due to a rapid increase in the complexity of engines,...

Formulation of the Chip Cleanability Mechanics from Fluid Transport (2009)

Garg, Saurabh, Dornfeld, David, Klaus Berger

The presence of solid particle contaminant chips in high performance and complex automotive components like cylinder heads of internal combustion engines is a source of major concern for the...

Formulation of Chip Cleanability Mechanics from Fluid Transport (2009)

Garg, Saurabh, David Dornfeld, Klaus Berger

The presence of solid particle contaminant chips in high performance and complex automotive components like cylinder heads of internal combustion engines is a source of major concern for the...

Association Between Cytokines and Cerebral MRI Changes in the Aging Brain (2009)

Baune, Bernhard T., Ponath, Gerald, Rothermundt, Matthias, Roesler, Andreas, Berger, Klaus

The association between cytokines (IL-1β, sIL-4R, IL-6, IL-8, IL-10, IL-12, TNF-α) and subcortical white matter lesions, cortical atrophy and lacunar infarctions of the aging brain was investigated...

Single and Combined Effects of Cerebral White Matter Lesions and Lacunar Infarctions on Cognitive Function in an Elderly Population (2009)

Baune, Bernard T., Roesler, Andreas, Knecht, Stefan, Berger, Klaus

Background This study is to investigate the association between single and combined vascular brain changes (white matter lesions [WMLs], lacunar infarctions) and the cognitive domains of memory,...

NCF1 gene and pseudogene pattern: association with parasitic infection and autoimmunity (2008)

Greve, Bernhard, Hoffmann, Peter, Vonthein, Reinhard, Kun, Jürgen, Lell, Bertrand, Mycko, Marcin P, ...

Abstract Background Neutrophil cytosolic factor 1, p47 phox (NCF1) is a component of the leukocyte NADPH oxidase complex mediating formation of reactive oxygen intermediates (ROI) which play an...

Atrial fibrillation in stroke-free patients is associated with memory impairment and hippocampal atrophy (2008)

Knecht, Stefan, Oelschläger, Christian, Duning, Thomas, Lohmann, Hubertus, Albers, Johannes, Stehling, Christoph, ...

Aims To determine whether atrial fibrillation (AF) in stroke-free patients is associated with impaired cognition and structural abnormalities of the brain. AF contributes to stroke and secondary...

Stroke risk perception among participants of a stroke awareness campaign (2007)

Kraywinkel, Klaus, Heidrich, Jan, Heuschmann, Peter U, Wagner, Markus, Berger, Klaus

Abstract Background Subjective risk factor perception is an important component of the motivation to change unhealthy life styles. While prior studies assessed cardiovascular risk factor knowledge,...

The relationship between psychological dimensions of depressive symptoms and cognitive functioning in the elderly – The MEMO-Study (2007)

Baune, Bernhard T., Suslow, Thomas, Arolt, Volker, Berger, Klaus

Aim of this study was to examine the association of symptom dimensions of depressive symptoms and cognitive functioning in the elderly. In a population-based study with 365 participants 65–83 years...

Urban-rural disparities in smoking behaviour in Germany (2006)

Völzke, Henry, Neuhauser, Hanne, Moebus, Susanne, Baumert, Jens, Berger, Klaus, Stang, Andreas, ...

Abstract Background It is currently not clear whether individuals living in metropolitan areas differ from individuals living in rural and urban areas with respect to smoking behaviours. Therefore,...

Post-traumatic stress disorder following patient assaults among staff members of mental health hospitals: a prospective longitudinal study (2006)

Richter, Dirk, Berger, Klaus

Abstract Background Violence by patients against staff members in mental health institutions has become an important challenge. Violent attacks may not only cause bodily injuries but can also have...

Results of Multivariable Logistic Regression, Propensity Matching, Propensity Adjustment, and Propensity-based Weighting under Conditions of Nonuniform Effect (2006)

Kurth, Tobias, Walker, Alexander M., Glynn, Robert J., Chan, K. Arnold, Gaziano, J. Michael, Berger, Klaus, ...

Observational studies often provide the only available information about treatment effects. Control of confounding, however, remains challenging. The authors compared five methods for evaluating the...

BMC Psychiatry BioMed Central (2006)

Dirk Richter, Klaus Berger, Open Access

Research article Post-traumatic stress disorder following patient assaults among staff members of mental health hospitals: a prospective longitudinal study

Results of Multivariable Logistic Regression, Propensity Matching, Propensity Adjustment, and Propensity-based Weighting under Conditions of Nonuniform Effect (2005)

Kurth, Tobias, Walker, Alexander M., Glynn, Robert J., Chan, K. Arnold, Gaziano, J. Michael, Berger, Klaus, ...

Observational studies often provide the only available information about treatment effects. Control of confounding, however, remains challenging. The authors compared five methods for evaluating the...

Results of Multivariable Logistic Regression, Propensity Matching, Propensity Adjustment, and Propensity-based Weighting under Conditions of Nonuniform Effect (2005)

Kurth, Tobias, Walker, Alexander M., Glynn, Robert J., Chan, K. Arnold, Gaziano, J. Michael, Berger, Klaus, ...

Observational studies often provide the only available information about treatment effects. Control of confounding, however, remains challenging. The authors compared five methods for evaluating the...

Identification and functional characterization of a novel R621C mutation in the synphilin-1 gene in Parkinson's disease (2003)

Marx, Frank P., Holzmann, Carsten, Strauss, Karsten M., Li, Lei, Eberhardt, Olaf, Gerhardt, Ellen, ...

Synphilin-1 is linked to the pathogenesis of Parkinson's disease (PD) based on its identification as an α-synuclein (PARK1) and parkin (PARK2) interacting protein. Moreover, synphilin-1 is a...

The association between caregiver burden and sleep disturbances in partners of patients with Parkinson's disease (2002)

Happe, Svenja, Berger, Klaus

Objectives: caregivers of patients with various diseases frequently report sleep disturbances and depressive symptoms. Care intensity for individuals with Parkinson's disease is mainly...

Kooperation der Lernorte im dualen System der Berufsbildung. Bericht über eine Auswertung von Modellversuchen (1999)

Euler, Dieter, Berger, Klaus, Hertel, Hans-Dieter, Höpke, Ingrid, Krafczyk, Tobias, Walden, Günter, ...

"Der vorliegende Bericht stellt die Ergebnisse der projektübergreifenden Auswertung von insgesamt 59 Modellversuchen dar, die zum Zeitpunkt der Auswertung (1998) noch liefen oder wenige Jahre zuvor...