AIMC Topic: Oxygen Consumption

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Subclinical Hypothyroidism Is Associated With Adverse Prognosis in Heart Failure Patients.

The Canadian journal of cardiology Nov 8, 2017
BACKGROUND: It is widely recognized that overt hyper- as well as hypothyroidism are potential causes of heart failure (HF). Additionally it has been recently reported that subclinical hypothyroidism (sub-hypo) is associated with atherosclerosis, deve...
Prognosis Female Aged Male Heart Failure Echocardiography Humans Japan Prospective Studies Hypothyroidism Hypertension, Pulmonary Cardiac Output, Low Thyrotropin Cardiac Catheterization Oxygen Consumption Exercise Test Thyroxine
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Mechanism for temporal changes in exercise capacity after Fontan palliation: Role of Doppler echocardiography.

American heart journal Oct 22, 2017
BACKGROUND: The objective was to better understand Doppler hemodynamics and exercise capacity in patients with Fontan palliation by delineating the hemodynamic mechanism for temporal changes in their peak oxygen consumption (V̇o).
Age Factors Pulmonary Atresia Oxygen Consumption Double Outlet Right Ventricle Tricuspid Atresia Humans Male Echocardiography, Doppler Exercise Test Retrospective Studies Cohort Studies Fontan Procedure Exercise Tolerance Young Adult Time Factors Heart Defects, Congenital Academic Medical Centers Adult Treatment Outcome Michigan Follow-Up Studies
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A new type of neurons for machine learning.

International journal for numerical methods in biomedical engineering Sep 15, 2017
In machine learning, an artificial neural network is the mainstream approach. Such a network consists of many neurons. These neurons are of the same type characterized by the 2 features: (1) an inner product of an input vector and a matching weightin...
Neural Networks, Computer Machine Learning Fuzzy Logic Blood Pressure Oxygen Consumption Humans
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Continuous sweep versus discrete step protocols for studying effects of wearable robot assistance magnitude.

Journal of neuroengineering and rehabilitation Jul 12, 2017
BACKGROUND: Different groups developed wearable robots for walking assistance, but there is still a need for methods to quickly tune actuation parameters for each robot and population or sometimes even for individual users. Protocols where parameters...
Robotics Oxygen Consumption Kinetics Walking Carbon Dioxide Female Young Adult Adult Biomechanical Phenomena Male Foot Ankle Hip Exoskeleton Device Humans
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Extracting aerobic system dynamics during unsupervised activities of daily living using wearable sensor machine learning models.

Journal of applied physiology (Bethesda, Md. : 1985) Jun 8, 2017
Physical activity levels are related through algorithms to the energetic demand, with no information regarding the integrity of the multiple physiological systems involved in the energetic supply. Longitudinal analysis of the oxygen uptake (V̇o) by w...
Humans Machine Learning Young Adult Adult Male Wearable Electronic Devices Oxygen Consumption Activities of Daily Living Healthy Volunteers
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A Wearable Hip Assist Robot Can Improve Gait Function and Cardiopulmonary Metabolic Efficiency in Elderly Adults.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society Feb 6, 2017
The aims of this paper were to investigate the effectiveness of a newly developed wearable hip assist robot, that uses an active assist algorithm to improve gait function, muscle effort, and cardiopulmonary metabolic efficiency in elderly adults. Thi...
Reproducibility of Results Aged Aged, 80 and over Sensitivity and Specificity Male Humans Female Equipment Failure Analysis Exoskeleton Device Gait Disorders, Neurologic Neurological Rehabilitation Treatment Outcome Joint Prosthesis Robotics Oxygen Consumption Equipment Design
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Control and Evaluation of a Powered Transfemoral Prosthesis for Stair Ascent.

IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society Jan 20, 2017
This paper assesses the metabolic effort exerted by three transfemoral amputees, when using a powered knee and ankle prosthesis for stair ascent, relative to ascending stairs with passive knee and ankle prostheses. The paper describes a controller th...
Oxygen Consumption Equipment Design Gait Artificial Limbs Equipment Failure Analysis Male Middle Aged Pilot Projects Treatment Outcome Robotics Leg Exoskeleton Device Electric Power Supplies Humans Female Reproducibility of Results Sensitivity and Specificity Feedback
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High Amounts of Sitting, Low Cardiorespiratory Fitness, and Low Physical Activity Levels: 3 Key Ingredients in the Recipe for Influencing Metabolic Syndrome Prevalence.

American journal of health promotion : AJHP Dec 22, 2016
PURPOSE: Limited research has evaluated the independent and additive associations of moderate-to-vigorous physical activity (MVPA), sedentary behavior (SB), and cardiorespiratory fitness (CRF) with metabolic syndrome, which was the purpose of this st...
Blood Glucose Logistic Models Nutrition Surveys Metabolic Syndrome Lipids Blood Pressure Cross-Sectional Studies Oxygen Consumption Male Exercise Test Accelerometry Humans Middle Aged Adiposity Sedentary Behavior Female Exercise Cardiorespiratory Fitness Young Adult Prevalence Sitting Position Adult
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Can Lowering the Guidance Force of Robot-Assisted Gait Training Induce a Sufficient Metabolic Demand in Subacute Dependent Ambulatory Patients With Stroke?

Archives of physical medicine and rehabilitation Nov 30, 2016
OBJECTIVE: To assess the effects of guidance force (GF) and gait speed (GS) on cardiorespiratory responses and energy cost in subacute dependent ambulatory patients with stroke.
Energy Metabolism Physical Fitness Stroke Rehabilitation Gait Disorders, Neurologic Dependent Ambulation Oxygen Consumption Exercise Test Stroke Humans Activities of Daily Living Cross-Sectional Studies Female Heart Rate Male Aged Middle Aged Aged, 80 and over Robotics Adult
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The immediate effects of robot-assistance on energy consumption and cardiorespiratory load during walking compared to walking without robot-assistance: a systematic review.

Disability and rehabilitation. Assistive technology Oct 20, 2016
PURPOSE: The integration of sufficient cardiovascular stress into robot-assisted gait (RAG) training could combine the benefits of both RAG and aerobic training. The aim was to summarize literature data on the immediate effects of RAG compared to wal...
Cardiorespiratory Fitness Spinal Cord Injuries Exoskeleton Device Physical Therapy Modalities Stroke Rehabilitation Oxygen Consumption Walking Humans Gait Robotics Heart Rate Healthy Volunteers
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