Muscle synergies were extracted using non-negative matrix factorization from muscle activation patterns in six lower limb muscles during normal gait. Greater than 70% of the variance in the muscle activations was described by four extracted synergies and greater than 90% was described by five synergies. Considering the timing of synergy activation, the extracted synergies appear to be related to functional divisions of the gait cycle.
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http://dx.doi.org/10.1109/IEMBS.2006.260916 | DOI Listing |
Emergencias
December 2024
Servicio de Urgencias, Hospital Clínic Barcelona, IDIBAPS, Universitat de Barcelona, España.
Objective: To describe the characteristics of patients diagnosed with acute heart failure (AHF) in emergency departments (EDs) who develop cardiogenic shock (CS) not associated with ST-segment elevation acute coronary syndrome (STACS).
Methods: Information for patients diagnosed with AHF in 23 Spanish EDs and registered between 2009 and 2019 were included for analysis if the patients developed symptoms consistent with CS. We described baseline clinical characteristics related to cardiac decompensation and CS, as well as 30-day mortality.
Int J Exerc Sci
December 2024
Department of Kinesiology, California State University San Marcos, San Marcos, CA, USA.
Injury of the anterior cruciate ligament (ACL) in the knee is common, with up to 250,000 cases annually in the United States. Such injuries can lead to muscle atrophy, impaired balance, and limited movement. This study aimed to compare the lower limbs of individuals with ACL reconstruction to a Control group.
View Article and Find Full Text PDFInt J Exerc Sci
December 2024
Department of Sport and Health Sciences, Technical University of Munich, Munich, BY, GERMANY.
In weightlifting, quantitative kinematic analysis is essential for evaluating snatch performance. While marker-based (MB) approaches are commonly used, they are impractical for training or competitions. Markerless video-based (VB) systems utilizing deep learning-based pose estimation algorithms could address this issue.
View Article and Find Full Text PDFInt J Exerc Sci
December 2024
School of Kinesiology, Lakehead University, Thunder Bay, Ontario, CANADA.
Transtibial amputation (TTA) is the removal of the lower leg often resulting in pain, mental health issues, and a more sedentary lifestyle that lacks physical activity (PA). Low balance confidence and other factors related to the physical and psychosocial adaptation to amputation could contribute to why people with TTA actively avoid PA. Studies have investigated lower extremity amputations and barriers to PA in general, but none have focused solely on transtibial amputation and its relationship with PA participation and avoidance habits.
View Article and Find Full Text PDFBMJ Open
December 2024
Department of Anesthesiology, Peking University First Hospital, Beijing, China
Objective: To investigate the impact of dexmedetomidine-ropivacaine combination versus sufentanil-ropivacaine combination for epidural labour analgesia on neonatal and maternal outcomes and test the feasibility of a future large, randomised trial.
Design: A randomised, double-blind, pilot clinical trial from 16 March 2023 to 15 June 2023.
Setting: A tertiary-care hospital in Beijing, China.
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