Jan Müller
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View article: Anxiety and Depression Symptoms in Children and Adolescents with Congenital Heart Disease
Anxiety and Depression Symptoms in Children and Adolescents with Congenital Heart Disease Open
Background: Congenital heart disease (CHD) is associated with an increased risk of anxiety and depression in adults. However, little is known about the mental health of children and adolescents with CHD. The aim of this study was to assess…
View article: Immediate Increase in the Root Mean Square of Successive Differences after Three Bouts of Remote Ischemic Preconditioning: A Randomized Controlled Trial
Immediate Increase in the Root Mean Square of Successive Differences after Three Bouts of Remote Ischemic Preconditioning: A Randomized Controlled Trial Open
(1) Background: Remote ischemic preconditioning (RIPC) is an intervention involving the application of brief episodes of ischemia and reperfusion to distant tissues to activate protective pathways in the heart. There is evidence suggesting…
View article: KIJANI: Designing a Physical Activity Promoting Collaborative Augmented Reality Game
KIJANI: Designing a Physical Activity Promoting Collaborative Augmented Reality Game Open
Background: There is an increased need for physical activity among children and adolescents. KIJANI, a mobile augmented reality game, is designed to increase physical activity through gamified exercises. Objectives: The primary aim of this…
View article: KIJANI App to Promote Physical Activity in Children and Adolescents: Protocol for a Mixed Method Evaluation
KIJANI App to Promote Physical Activity in Children and Adolescents: Protocol for a Mixed Method Evaluation Open
Background The prevalence of physical inactivity among children and adolescents is alarmingly high despite the well-documented and comprehensive benefits of regular physical activity (PA). Therefore, PA promotion should start early in chil…
View article: Perceived Parental Style Is Better in Adults with Congenital Heart Disease than Healthy Controls—But There Is Work Left to Do in Specific Subgroups
Perceived Parental Style Is Better in Adults with Congenital Heart Disease than Healthy Controls—But There Is Work Left to Do in Specific Subgroups Open
Objective: To compare perceived parental style in a large cohort of adults with congenital heart disease (ACHD) to healthy reference (RCs). Furthermore, factors associated with perceived parental style were determined in ACHD. Patients and…
View article: Evaluation of the gamified application KIJANI to promote physical activity in children and adolescents: A multimethod study
Evaluation of the gamified application KIJANI to promote physical activity in children and adolescents: A multimethod study Open
Objective Digital approaches have the potential to make activity promotion attractive and age-appropriate for children and adolescents. KIJANI is a mobile application aiming to increase physical activity (PA) in youth via gamification and …
View article: Neural inverse procedural modeling of knitting yarns from images
Neural inverse procedural modeling of knitting yarns from images Open
We investigate the capabilities of neural inverse procedural modeling to infer high-quality procedural yarn models with fiber-level details from single images of depicted yarn samples. While directly inferring all parameters of the underly…
View article: High-concentration measurements with optical aerosol spectrometers by signal fluctuation analysis
High-concentration measurements with optical aerosol spectrometers by signal fluctuation analysis Open
Optical aerosol measurement systems can be classified into single-particle counting techniques and ensemble techniques. In single-particle counting instruments, such as optical aerosol spectrometers, each particle is analyzed individually.…
View article: KIJANI App to Promote Physical Activity in Children and Adolescents: Protocol for a Mixed Method Evaluation (Preprint)
KIJANI App to Promote Physical Activity in Children and Adolescents: Protocol for a Mixed Method Evaluation (Preprint) Open
BACKGROUND The prevalence of physical inactivity among children and adolescents is alarmingly high despite the well-documented and comprehensive benefits of regular physical activity (PA). Therefore, PA promotion should start early in chi…
View article: Tight Blood-Glucose Control without Early Parenteral Nutrition in the ICU
Tight Blood-Glucose Control without Early Parenteral Nutrition in the ICU Open
In critically ill patients who were not receiving early parenteral nutrition, tight glucose control did not affect the length of time that ICU care was needed or mortality. (Funded by the Research Foundation-Flanders and others; TGC-Fast C…
View article: Reduction in Health-related Quality of Life during Coronavirus Disease 2019 Pandemic in Children with Congenital Heart Disease – Findings from Self and Proxy Report
Reduction in Health-related Quality of Life during Coronavirus Disease 2019 Pandemic in Children with Congenital Heart Disease – Findings from Self and Proxy Report Open
A BSTRACT Objective: The aim of this study was to determine how the coronavirus disease 2019 (COVID-19) pandemic affects the health-related quality of life (HRQoL) of children and adolescents with congenital heart disease (CHD), as well as…
View article: High-sensitive troponin T and N-terminal pro-B-type natriuretic peptide independently predict survival and cardiac-related events in adults with congenital heart disease
High-sensitive troponin T and N-terminal pro-B-type natriuretic peptide independently predict survival and cardiac-related events in adults with congenital heart disease Open
Aims High-sensitive troponin T (hs-TnT), N-terminal pro-B-type natriuretic peptide (NT-proBNP), and C-reactive protein (CRP) are established prognostic biomarkers for cardiovascular (CV) morbidity and mortality and frequently used in sympt…
View article: Distribution, remobilization and accumulation of organic contaminants by flood events in a meso-scaled catchment system
Distribution, remobilization and accumulation of organic contaminants by flood events in a meso-scaled catchment system Open
Background Extreme weather events and natural disasters such as floods can cause severe damage and impacts on catchment systems covering natural as well as urban, industrial or agricultural areas. Thus, floods often lead to the acute and u…
View article: Neural inverse procedural modeling of knitting yarns from images
Neural inverse procedural modeling of knitting yarns from images Open
We investigate the capabilities of neural inverse procedural modeling to infer high-quality procedural yarn models with fiber-level details from single images of depicted yarn samples. While directly inferring all parameters of the underly…
View article: Evaluation of Softwood Timber Quality—A Case Study on Two Silvicultural Systems in Central Germany
Evaluation of Softwood Timber Quality—A Case Study on Two Silvicultural Systems in Central Germany Open
Norway spruce (Picea abies (L.) H.Karst) trees planted with high stem densities produce finely branched, solid logs but are vulnerable to extreme weather events, e.g., storms. Over the last decades spruce stands have been planted at lower …
View article: Improving Initial Aerofoil Geometry Using Aerofoil Particle Swarm Optimisation
Improving Initial Aerofoil Geometry Using Aerofoil Particle Swarm Optimisation Open
Advanced optimisation of the aerofoil wing of a general aircraft is the main subject of this paper. Meta-heuristic optimisation techniques, especially swarm algorithms, were used. Subsequently, a new variant denoted as aerofoil particle sw…
View article: Sedentary Behavior in Childhood, Lower Arterial Compliance and Decreased Endothelial Function-Cross Sectional Data From a German School Cohort
Sedentary Behavior in Childhood, Lower Arterial Compliance and Decreased Endothelial Function-Cross Sectional Data From a German School Cohort Open
Background Endothelial function by flow-mediated dilatation assesses early markers of atherosclerotic progression. Greater amounts of physical activity and physical fitness in children are associated with cardiovascular health benefits. We…
View article: Cardiovascular Function and Exercise Capacity in Childhood Cancer Survivors
Cardiovascular Function and Exercise Capacity in Childhood Cancer Survivors Open
Introduction: Childhood cancer survivors (CCS) might be at high risk of additional chronic diseases due to cardiotoxic side effects. The aim of this study was to analyze long-term side effects of cancer therapy on vascular structure/functi…
View article: Diminished Endothelial Function but Normal Vascular Structure in Adults with Tetralogy of Fallot
Diminished Endothelial Function but Normal Vascular Structure in Adults with Tetralogy of Fallot Open
The life expectancy of patients with Tetralogy of Fallot (ToF) has increased in recent years. As a result, other risk factors with later onset in life are in the focus of patient care. Endothelial function is an early indicator of cardiova…
View article: Aortic Root Dimensions and Pulse Wave Velocity in Young Competitive Athletes
Aortic Root Dimensions and Pulse Wave Velocity in Young Competitive Athletes Open
The assessment of aortic root dimensions is a cornerstone in cardiac pre-participation screening as dilation can result in severe cardiac events. Moreover, it can be a hint for an underlying connective tissue disease, which needs individua…
View article: Overweight and Obesity in Patients with Congenital Heart Disease: A Systematic Review
Overweight and Obesity in Patients with Congenital Heart Disease: A Systematic Review Open
Background: Overweight and obesity have become a major public health concern in recent decades, particularly in patients with chronic health conditions like congenital heart disease (CHD). This systematic review elaborates on the prevalenc…
View article: Reducing Fuel Consumption by Aerofoil Optimization
Reducing Fuel Consumption by Aerofoil Optimization Open
This work deals with aerofoil aerodynamic features optimization, not only to improve flight features, but also to improve economy, ecology and safety of parameters of flight technique.In cruise mission, occupying the most flight time, the …
View article: Association between Objectively Measured Physical Activity and Arterial Stiffness in Children with Congenital Heart Disease
Association between Objectively Measured Physical Activity and Arterial Stiffness in Children with Congenital Heart Disease Open
Background: The association between physical activity (PA) and arterial stiffness is particularly important in children with congenital heart disease (CHD) who are at risk for arterial stiffening. The aim of this study was to examine the a…
View article: Radical Reduction of Aircraft Fuel Consumption by Optimizing Aerofoil by New Evolutionary Algorithms
Radical Reduction of Aircraft Fuel Consumption by Optimizing Aerofoil by New Evolutionary Algorithms Open
This work deals with aerofoil aerodynamic features optimization, not only to improve flight features, but also to improve economy, ecology and safety of parameters of flight technique.
In cruise mission, occupying the most flight time, th…