نتایج جستجو برای: r peak

تعداد نتایج: 578015  

2006
Riaz A. Akhtar Linda L. Meixell

Delayed posterior wall (PW) peak in the detection of PW asynergy was studied by M-mode echocardiography in 53 patients with angiographically proven PW aneurysm, hypokinesis and normal PW. The timing of the PW peak was evaluated by the intervals between (1) the aortic valve closure (Ac) and the PW peak, and (2) the R wave of the electrocardiogram and the PW peak (R-peak). The PW excursion predic...

Journal: :Chest 1997
F Yuasa T Sumimoto T Hattori T Jikuhara M Hikosaka T Sugiura T Iwasaka

STUDY OBJECTIVES To investigate the importance of early left ventricular (LV) diastolic filling on maintenance of exercise performance, we examined peak filling rate and its relation to exercise capacity during upright bicycle exercise in patients with recent myocardial infarction. DESIGN Retrospective analysis of data of cardiopulmonary exercise testing characteristics in patients with recen...

Journal: :Clinical biomechanics 2015
Michelle Hall Tim V Wrigley Ben R Metcalf Rana S Hinman Flavia M Cicuttini Alasdair R Dempsey Peter M Mills David G Lloyd Kim L Bennell

BACKGROUND Knee osteoarthritis is common in people who have undergone partial meniscectomy, and a higher external knee flexion moment during gait may be a potential contributor. Although the peak external knee flexion moment has been shown to increase from 3 months to 2 years following partial meniscectomy, mechanisms underpinning the increase in the peak knee flexion moment are unknown. METH...

Journal: :The Journal of pediatrics 2011
Hilde E Ploeger Tim Takken Boguslaw Wilk Robert M Issenman Ryan Sears Soni Suri Brian W Timmons

OBJECTIVE To examine exercise capacity in youth with Crohn's disease (CD) and ulcerative colitis (UC). STUDY DESIGN Eleven males and eight females with CD and six males and four females with UC participated. Patients performed standard exercise tests to assess peak power (PP) and mean power (MP) and peak aerobic mechanical power (W(peak)) and peak oxygen uptake (VO(2peak)). Fitness variables ...

2000
Yi Xu Y. Xu

F0 peak delay (henceforth peak delay) refers to the phenomenon that an F0 peak sometimes occurs after the syllable it is associated with either lexically or prosodically. Although peak delay has been reported for various languages, the mechanism of its occurrence has so far remained unclear. In Mandarin, peak delay has been found to occur regularly in the R (Rising) tone but not in the H (High)...

Journal: :Journal of sports science & medicine 2008
Alessandro M Zagatto Marcelo Papoti Claudio A Gobatto

The aim of the present study was to verify the applicability of anaerobic work capacity (AWC) determined from the critical power model in elite table tennis players. Eight male international level table tennis players participated in the study. The tests undertaken were: 1) A critical frequency test used to determinate the anaerobic work capacity; 2) Wingate tests were performed using leg and a...

Journal: :research in cardiovascular medicine 0
yusuke kasahara department of rehabilitation medicine, st. marianna university school of medicine, yokohama city seibu hospital, yokohama, japan; department of rehabilitation medicine, st. marianna university school of medicine, yokohama city seibu hospital, yokohama, japan. tel: +81-4536611114023, fax: +81-453661190 kazuhiro p. izawa graduate school of health sciences, kobe university, kobe, japan satoshi watanabe department of rehabilitation medicine st. marianna university school of medicine hospital, kawasaki, japan naohiko osada division of cardiology, st. marianna university school of medicine toyoko hospital, kawasaki, japan kazuto omiya division of cardiology, department of internal medicine (no, ko), st. marianna university school of medicine, yokohama city seibu hospital, yokohama, japan

objectives the aim of this study was to investigate the relation between respiratory muscle strength and the severity of chf, and the influence of respiratory muscle strength on abnormal ventilation during exercise in chf patients. conclusions respiratory muscle strength is related to the severity of chf, and associated with rapid and shallow ventilation or excessive ventilation during exercise...

2000
Andrey V. Chubukov Nathan Gemelke

We study B1g Raman intensity R(V) and the density of states N(v) in isotropic two-dimensional d-wave superconductors. For an ideal gas, R(V) and N(v) have sharp peaks at V52D and v5D , respectively, where D is the maximum value of the gap. We study how the peak positions are affected by the fermionic damping due to impurity scattering. We show that while the damping generally shifts the peak po...

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