Results 111 to 120 of about 1,538,963 (307)

The Risk and Return of Venture Capital [PDF]

open access: yes
This paper measures the mean, standard deviation, alpha and beta of venture capital investments, using a maximum likelihood estimate that corrects for selection bias.
John H. Cochrane
core  

The Effects of the Stroke on the Health Knowledge, Optimistic Bias and Health-Promoting Lifestyle in Middle-Aged Adults

open access: yes, 2016
This research is a descriptive study that aimed to identify the health knowledge and optimistic bias related to stroke of middle-aged adults and the effect these had on their health-promoting lifestyle.
Younghee Jeong, Jin-Hee Park
semanticscholar   +1 more source

Ultrasonography Compared With Computed Tomography in Identifying Thoracic Aortic Aneurysms in Patients With Giant Cell Arteritis

open access: yesArthritis Care &Research, EarlyView.
Objective The objectives of this study were to evaluate the correlation and agreement between ultrasonography and computed tomography (CT) in measuring ascending aorta diameter in patients with giant cell arteritis (GCA) and to investigate the development of new ascending aortic aneurysms in patients with newly diagnosed GCA.
Anne C. Bull Haaversen   +4 more
wiley   +1 more source

Assessment of Skin in Patients With Systemic Sclerosis Using High‐Frequency Ultrasound and Shear Wave Elastography: A Comparative Study With Histology, Molecular, and Clinical Parameters

open access: yesArthritis Care &Research, EarlyView.
Objective Ultrasound (US) has been proposed as a potential tool for assessing skin fibrosis in systemic sclerosis (SSc). However, a large‐scale comparison of US‐based assessment with histologic markers of skin fibrosis has not been reported. We evaluated US‐based skin assessments for their face validity (differentiation between involved SSc and healthy
Ruhani Desai   +12 more
wiley   +1 more source

Optimistic Bias in Physical Activity: When Exercise Flows into Addiction

open access: yesInternational Journal of High Risk Behaviors and Addiction, 2018
Background: Traditionally, psychologists have been involved in identifying the minimum amount of physical activity needed to be healthy. Latest research has changed direction and is starting to shed some light on a new trend characterized by excessive physical activity, especially in young adults.
Riva, Silvia   +3 more
openaire   +3 more sources

Diffusion‐Weighted Imaging for the Evaluation of the Sacroiliac Joint in Pediatric Patients

open access: yesArthritis Care &Research, EarlyView.
Objective Maturational signal in the sacroiliac joint (SIJ) of skeletally immature youth is often misinterpreted as inflammation. Diagnostic tools that improve specificity are greatly needed. Apparent diffusion coefficient (ADC) values from diffusion‐weighted imaging (DWI), when used with standard imaging, may enhance diagnostic accuracy.
Michael L. Francavilla   +6 more
wiley   +1 more source

Accuracy of Diagnostic Codes and Algorithms Used to Identify Rheumatoid Arthritis and Juvenile Idiopathic Arthritis in Administrative Claims and Electronic Health Records: Systematic Review and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective This systematic review aimed to assess the diagnostic accuracy of algorithms used to identify rheumatoid arthritis and juvenile idiopathic arthritis in electronic health records. Methods We searched Medline, Embase, and Cochrane Central Register for Controlled Trials databases and included studies that validated case definitions against a ...
Constanza Saka‐Herrán   +10 more
wiley   +1 more source

Search versus Knowledge: An Empirical Study of Minimax on KRK [PDF]

open access: yes, 2003
This article presents the results of an empirical experiment designed to gain insight into what is the effect of the minimax algorithm on the evaluation function. The experiment’s simulations were performed upon the KRK chess endgame.
Bratko, Ivan   +2 more
core  

Financial Distress and Its Determinants in Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective To quantify the degree of financial distress and identify its determinants in adults with rheumatoid arthritis (RA) given the frequent prolonged use of expensive disease‐modifying therapies. Methods We identified adults enrolled in the FORWARD databank with either RA or noninflammatory musculoskeletal disease (NIMSKD) completing the ...
Amber Brown Keebler   +5 more
wiley   +1 more source

Unrealistic optimism: east and west?

open access: yesFrontiers in Psychology, 2013
Following Weinstein’s pioneering work (1980) many studies established that people have an optimistic bias concerning future life events. At first, the bulk of research was conducted using populations in North America and Northern Europe, the optimistic ...
Mary Sissons Joshi, Wakefield eCarter
doaj   +1 more source

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