Results 11 to 20 of about 2,839,935 (254)

Relationship between QT Interval Length and Arterial Stiffness in Systemic Lupus Erythematosus (SLE): A Cross-Sectional Case-Control Study. [PDF]

open access: yesPLoS ONE, 2016
INTRODUCTION AND OBJECTIVES:The QT interval on the electrocardiogram has been shown to be longer in patients with systemic lupus erythematosus (SLE) compared to that of the general population. The clinical significance of this finding is unknown. The aim
Ricardo Rivera-López   +9 more
doaj   +1 more source

Are Rapid Population Estimates Accurate? A Field Trial of Two Different Assessment Methods. [PDF]

open access: yes, 2006
Emergencies resulting in large-scale displacement often lead to populations resettling in areas where basic health services and sanitation are unavailable. To plan relief-related activities quickly, rapid population size estimates are needed.
Ampuero, J   +9 more
core   +2 more sources

Ranking Large Temporal Data [PDF]

open access: yes, 2012
Ranking temporal data has not been studied until recently, even though ranking is an important operator (being promoted as a firstclass citizen) in database systems.
Jestes, Jeffrey   +3 more
core   +3 more sources

Analysis of linear mechanical structures with uncertainties by means of interval methods

open access: yesComputer Assisted Methods in Engineering and Science, 2023
One of the simplest ways of representation of uncertain or inexact data, as well as inexact computations with them, is based on interval arithmetic. In this approach, an uncertain (real) number is represented by an interval (a continuous bounded subset)
Zenon Kulpa   +2 more
doaj  

Performing ICSI within 4 hours after denudation optimizes clinical outcomes in ICSI cycles

open access: yesReproductive Biology and Endocrinology, 2020
Background The study aimed to investigate whether and how general and partial time intervals between processes, from human chorionic gonadotrophin (HCG) trigger to intracytoplasmic sperm injection (ICSI), affected the laboratory and reproductive outcomes
Yini Zhang   +6 more
doaj   +1 more source

Non-AIDS-related comorbidities in people living with HIV-1 aged 50 years and older: The AGING POSITIVE study. [PDF]

open access: yes, 2018
OBJECTIVE: To characterize the profile of non-AIDS-related comorbidities (NARC) in the older HIV-1-infected population and to explore the factors associated with multiple NARC.
Abreu, R   +16 more
core   +1 more source

Characterizing infection in anti-neutrophil cytoplasmic antibody-associated vasculitis:results from a longitudinal, matched-cohort data linkage study [PDF]

open access: yes, 2020
Objectives: Infection exerts a major burden in ANCA-associated vasculitis (AAV), however, its precise extent and nature remains unclear. In this national study we aimed to longitudinally quantify, characterize and contextualize infection risk in AAV ...
Amft, Nicole   +11 more
core   +6 more sources

Prevalence and diagnosis of congenital uterine anomalies in women with reproductive failure: a critical appraisal [PDF]

open access: yes, 2008
BACKGROUND: The prevalence of congenital uterine anomalies in women with reproductive failure remains unclear, largely due to methodological bias. The aim of this review is to assess the diagnostic accuracy of different methodologies and estimate the ...
Cocksedge, K.A.   +2 more
core   +1 more source

On the Interoperability between Interval Software [PDF]

open access: yes, 2008
The increased appreciation of interval analysis as a powerful tool for controlling round-off errors and modelling with uncertain data leads to a growing number of diverse interval software.
Popova, Evgenija D.
core   +1 more source

Prevalence and risk factors of prolonged corrected QT interval in general Chinese population

open access: yesBMC Cardiovascular Disorders, 2019
Background Corrected QT (QTc) interval has been correlated with total and CVD mortality. Although much is known about the relation between prolonged QTc interval and clinical outcome, there is no information on the prevalence and specific risk factors of
Qun Ma   +10 more
doaj   +1 more source

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