نتایج جستجو برای: hf limit
تعداد نتایج: 210549 فیلتر نتایج به سال:
BACKGROUND AND AIMS Chronic kidney disease (CKD) is a risk factor for development and progression of heart failure (HF). CKD and HF share common risk factors, but few data exist on the prevalence, signs and symptoms as well as correlates of HF in populations with CKD of moderate severity. We therefore aimed to examine the prevalence and correlates of HF in the German Chronic Kidney Disease (GCK...
BACKGROUND The long-term incidence of heart failure (HF) in ST-elevation myocardial infarction (STEMI), non-ST-elevation myocardial infarction (NSTEMI), or unstable angina (UA) patients is uncertain. We examined the 1-year incidence of HF and its association with mortality among patients surviving their first acute coronary syndrome (ACS) hospitalization. METHODS AND RESULTS A retrospective c...
OBJECTIVES Few epidemiological studies have examined differences in the prevalence of risk factors and comorbidities in patients with systolic heart failure (HF), as compared with those with diastolic HF. METHODS We analyzed data from 1426 residents of the Worcester (MA) metropolitan area hospitalized at all 11 greater Worcester medical centers for acute HF during 1995 and 2000 who had data a...
Purpose: We demonstrate that meaningful cross-sectional differences in the subfields of the hippocampal formation (HF) can be detected in patients with mild cognitive impairment (MCI) using automatic segmentation of focal T2-weighted MRI. Boundaries between the layers and subfields of the HF are virtually indistinguishable in routine 1 mm T1-weighted MRI at 1.5 and 3 Tesla. However, mounting ev...
In this contribution, a model-correction-based strategy is applied for efficient reliability analysis of uncertain dynamical systems based on low-fidelity (LF) model whose outcomes are corrected in probabilistic sense to represent the more realistic high-fidelity (HF) model. model-correction approach utilized, LF calibrated HF close so-called most probable point (MPP) standard normal space, whi...
[Editor’s note: We goofed! The transmission of telephony in digital format (emission designator J1E or J2E) is perfectly legal in the phone bands. The restriction placed on transmitted baud rate by §97.307(f)(3) of the FCC rules does not apply. In fact, there is no upper limit on the bit rate for this mode. See the sidebar by ARRL Technical Relations Manager Paul Rinaldo, W4RI. Some of this mat...
High-fat (HF)-diet rodent models have contributed significantly to the analysis of the pathophysiology of the insulin resistance syndrome, but their phenotype varies distinctly between different studies. Here, we have systematically compared the metabolic and molecular effects of different HF with varying fatty acid compositions. Male Wistar rats were fed HF diets (42% energy; fat sources: HF-L...
In order to clarify the physics of the crossover from a Peierls band insulator to a correlated Mott-Hubbard insulator, we analyze ground-state and spectral properties of the one-dimensional halffilled Holstein-Hubbard model using quasi-exact numerical techniques. In the adiabatic limit the transition is connected to the band to Mott insulator transition of the ionic Hubbard model. Depending on ...
Hf (x)= lim →0+ H f (x). It is well known that this limit exists a.e. for all f ∈ L, 1 ≤ p < ∞. In this paper, we will consider the oscillation and variation of this family of operators as goes to zero, which gives extra information on their convergence as well as an estimate on the number of λ-jumps they can have. For earlier results on oscillation and variation operators in analysis and ergod...
The effects of three-dimensional perturbations in two-dimensional turbulence are investigated, through a conformal field theory approach. We compute scaling exponents for the energy spectra of enstrophy and energy cascades, in a strong coupling limit, and compare them to the values found in recent experiments. The extension of unperturbed conformal turbulence to the present situation is perform...
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