نتایج جستجو برای: athletes mean sd age 21123 years

تعداد نتایج: 1834906  

Journal: :Heart 1998
K Jensen-Urstad F Bouvier B Saltin M Jensen-Urstad

OBJECTIVE To characterise cardiac arrhythmias and cardiac autonomic function in 11 elderly men (mean (SD) age 73.2 (2.8) years) with a lifelong history of regular very strenuous, exercise. A control group of 12 healthy sedentary or moderately physically active men (74.5 (2.7) years) was also studied. DESIGN 48 hour ambulatory electrocardiograms were recorded. Cardiac autonomic function was es...

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Background: Cardiopulmonary exercise testing (CPET) is a widely applied clinical procedure. The aim of the present study was to acquire a comprehensive set of reference values for cardiopulmonary responses to exercise and to evaluate the possible associations with sex, age and body mass index (BMI). Methods: From files of 3,992 CEPT performed in the hospital during six years, 102 files of heal...

Journal: :The American journal of sports medicine 2011
Johannes Zwerver Steven W Bredeweg Inge van den Akker-Scheek

BACKGROUND The prevalence of jumper's knee among nonelite athletes from different sports is unknown. PURPOSE This study was undertaken to determine the prevalence of jumper's knee in nonelite athletes from different sports and to determine potential risk factors for jumper's knee. DESIGN Cohort study (prevalence); Level of evidence, 2. METHODS The authors interviewed 891 male and female n...

Journal: :American journal of orthopedics 2015
Brandon J Erickson Joshua D Harris Yale A Fillingham Gregory L Cvetanovich Charles Bush-Joseph Brian J Cole Bernard R Bach Nikhil N Verma

We conducted an online survey of National Hockey League (NHL), Major League Soccer (MLS), and US Olympic/World Cup Ski/Snowboard (Olympic) team orthopedic surgeons to determine practice patterns relating to anterior cruciate ligament (ACL) reconstruction in elite athletes. Of the 94 team orthopedic surgeons surveyed, 47 (50%) responded. Mean (SD) experience as a team physician was 7.73 (5.33) y...

Journal: :Journal of the American College of Cardiology 2003
Domenico Corrado Cristina Basso Giulio Rizzoli Maurizio Schiavon Gaetano Thiene

OBJECTIVES We sought to assess the risk of sudden death (SD) in both male and female athletes age 12 to 35 years. BACKGROUND Little is known about the risk of SD in adolescents and young adults engaged in sports. METHODS We did a 21-year prospective cohort study of all young people of the Veneto Region of Italy. From 1979 to 1999, the total population of adolescents and young adults average...

Journal: :The New England journal of medicine 2008
Antonio Pelliccia Fernando M Di Paolo Filippo M Quattrini Cristina Basso Franco Culasso Gloria Popoli Rosanna De Luca Antonio Spataro Alessandro Biffi Gaetano Thiene Barry J Maron

BACKGROUND Young, trained athletes may have abnormal 12-lead electrocardiograms (ECGs) without evidence of structural cardiac disease. Whether such ECG patterns represent the initial expression of underlying cardiac disease with potential long-term adverse consequences remains unresolved. We assessed long-term clinical outcomes in athletes with ECGs characterized by marked repolarization abnorm...

ژورنال: Physical Treatments 2019

Purpose: Considering the high prevalence of dynamic valgus and its impact on sports performance among the female athletes, the present study aimed to examine the effect of a course of selective plyometric training on the lower extremity functional performance indexes of female athletes with dynamic knee valgus. Methods: This research was a quasi-experimental study with a pretest-post-test desi...

Journal: :BMC Pulmonary Medicine 2009
Ridha Sallaoui Karim Chamari Abbas Mossa Zouhair Tabka Moktar Chtara Youssef Feki Mohamed Amri

BACKGROUND This study is a cross sectional analysis, aiming to evaluate if atopy is as a risk factor for exercise induced bronchoconstriction (EIB) among Tunisian athletes. METHODS Atopy was defined by a skin prick test result and EIB was defined as a decrease of at least 15% in forced expiratory volume in one second (FEV1) after 8-min running at 80-85% HRmaxTheo. The study population was com...

Journal: :Sustainability 2023

Sport psychology researchers have been investigating athletes’ ideal performance levels for a long time. Key areas of investigation in this field involve determining if there is an optimal zone and how to evaluate it. To advance line research, the current research aimed create short but reliable tool assessing psychological state professional athletes during their peak performance, known as “op...

Journal: :Journal 2005
Carol-Ann P Yakiwchuk Hans Stasiuk William Wiltshire Douglas J Brothwell

Tobacco use remains a major cause of preventable illness and death in North America. Although reported smoking rates have decreased, they remain high among the young and among Aboriginal people. As part of an oral health promotion project, a convenience sample of 163 Aboriginal athletes participating in the 2002 North American Indigenous Games completed a self-administered questionnaire address...

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