نتایج جستجو برای: q4

تعداد نتایج: 1229  

Journal: :Procedia Computer Science 2019

Journal: :International journal of radiation biology 2010
Adriana Alexandre S Tavares João Manuel R S Tavares

PURPOSE Targeted radiotherapy using Auger electrons presents multiple advantages and challenges. The advantageous characteristics of this type of radiotherapy can explain the growing interest in these specific electrons for cancer therapy. During the last decade, Technetium-99m ((99m)Tc) has been used as an imaging agent and only recently has it been analysed as a potential therapeutic agent. T...

2017
Kyeong Ryong Lee Sang O Park Sin Young Kim Dae Young Hong Jong Won Kim Kwang Je Baek Dong Hyuk Shin Young Hwan Lee

BACKGROUND In upper gastrointestinal bleeding (UGIB) patients, early risk stratification allows appropriate therapy that may be helpful for reducing morbidity and mortality. OBJECTIVES to evaluate the efficacy of red-cell distribution width (RDW) for prediction of high-risk in UGIB patients. METHODS We conducted a clinical retrospective observational study based on data for UGIB patients fr...

Journal: :Stroke 2016
Shunsuke Yamada Kazuhiko Tsuruya Masatomo Taniguchi Masanori Tokumoto Kiichiro Fujisaki Hideki Hirakata Satoru Fujimi Takanari Kitazono

BACKGROUND AND PURPOSE The contribution of serum phosphate levels to stroke risk in dialysis patients remains unclear. The present study aimed to elucidate the respective association between serum phosphate levels and the risk of brain hemorrhage or infarction in patients undergoing hemodialysis. METHODS A total of 3437 patients undergoing hemodialysis were followed up for a median of 3.9 yea...

Journal: :Heart 2003
K Foo J Cooper A Deaner C Knight A Suliman K Ranjadayalan A D Timmis

OBJECTIVES To analyse the relation between serum glucose concentration and hospital outcome across the whole spectrum of acute coronary syndromes. METHODS This was a prospective cohort study of 2127 patients presenting with acute coronary syndromes. The patients were stratified into quartile groups (Q1 to Q4) defined by serum glucose concentrations of 5.8, 7.2, and 10.0 mmol/l. The relation b...

2018
Marc Bénard Julia Baudry Caroline Méjean Denis Lairon Kelly Virecoulon Giudici Fabrice Etilé Gérard Reach Serge Hercberg Emmanuelle Kesse-Guyot Sandrine Péneau

BACKGROUND Organic food intake has risen in many countries during the past decades. Even though motivations associated with such choice have been studied, psychological traits preceding these motivations have rarely been explored. Consideration of future consequences (CFC) represents the extent to which individuals consider future versus immediate consequences of their current behaviors. Conseq...

Journal: :Archives of neurology 2010
Tatjana Rundek Hannah Gardener Qiang Xu Ronald B Goldberg Clinton B Wright Bernadette Boden-Albala Norbelina Disla Myunghee C Paik Mitchell S V Elkind Ralph L Sacco

BACKGROUND Whether insulin resistance predicts ischemic stroke (IS) is still a matter of debate. OBJECTIVE To determine the association between insulin resistance (IR) and risk of first ischemic stroke in a large, multiethnic, stroke-free cohort without diabetes. DESIGN Prospective, population-based cohort study. SETTING Longitudinal epidemiologic study. PARTICIPANTS A cohort of 1509 no...

Journal: :Stroke 2009
Clinton B Wright Yeseon Moon Myunghee C Paik Truman R Brown LeRoy Rabbani Mitsuhiro Yoshita Charles DeCarli Ralph Sacco Mitchell S V Elkind

BACKGROUND AND PURPOSE Inflammatory biomarkers, including lipoprotein-associated phospholipase A2 (Lp-PLA2), myeloperoxidase (MPO), and high-sensitivity C-reactive protein (hsCRP) are associated with ischemic stroke risk. White matter hyperintensities (WMH) seen on brain MRI scans are associated with vascular risk factors and an increased risk of incident stroke, but their relation to inflammat...

2015
Michael P. Thomas Craig S. Parzynski Jeptha P. Curtis Milan Seth Brahmajee K. Nallamothu Paul S. Chan John A. Spertus Manesh R. Patel Steven M. Bradley Hitinder S. Gurm Bernardo Cortese

BACKGROUND Substantial geographic variation exists in percutaneous coronary intervention (PCI) use across the United States. It is unclear the extent to which high PCI utilization can be explained by PCI for inappropriate indications. The objective of this study was to examine the relationship between PCI rates across regional healthcare markets utilizing hospital referral regions (HRRs) and PC...

Journal: :Journal of the American College of Cardiology 2007
Gregg C Fonarow William F Peacock Christopher O Phillips Michael M Givertz Margarita Lopatin

OBJECTIVES This study was designed to determine whether admission B-type natriuretic peptide (BNP) levels are predictive of in-hospital mortality in acute decompensated heart failure (HF). BACKGROUND Levels of BNP have been demonstrated to facilitate the diagnosis of HF and predict mortality in chronic systolic HF. METHODS B-type natriuretic peptide levels within 24 h of presentation were o...

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