Results 21 to 30 of about 6,539,865 (341)

How to use χ2 test correctly——χ2 test for the data of four-fold table collected from the matched pairs design

open access: yesSichuan jingshen weisheng, 2021
The purpose of this paper was to introduce the McNemar΄s χ2 test and SAS and R software implementation of four-fold table data collected from the matched pairs design.
Hu Chunyan, Hu Liangping
doaj   +1 more source

THE POSSIBILITY OF THE GOLD STANDARD REINCARNATION

open access: yesVestnik MGIMO-Universiteta, 2013
This article provides a chronology of events that led to the crisis of the modern financial system. Also, the author makes an assumption for the further development of global finances.
M. D. Kolganova
doaj   +1 more source

L'instabilità dei prezzi in gold standard. (The instability of prices under the gold standard)

open access: yesMoneta e Credito, 2013
La discussione sulla possibilità di tornare oggi ad un sistema monetario basato sull' oro ha portato alla discussione se l'oro è uno standard sufficiente a mantenere un potere di acquisto costante di denaro.
M.C. MARCUZZO, A. ROSSELLI
doaj   +1 more source

Polarizable embedding QM/MM: the future gold standard for complex (bio)systems?

open access: yesPhysical Chemistry, Chemical Physics - PCCP, 2020
Nowadays, hybrid QM/MM approaches are widely used to study (supra)molecular systems embedded in complex biological matrices. However, in their common formulation, mutual interactions between the quantum and classical parts are neglected.
Mattia Bondanza   +4 more
semanticscholar   +1 more source

Allele frequency net database (AFND) 2020 update: gold-standard data classification, open access genotype data and new query tools

open access: yesNucleic Acids Res., 2019
The Allele Frequency Net Database (AFND, www.allelefrequencies.net) provides the scientific community with a freely available repository for the storage of frequency data (alleles, genes, haplotypes and genotypes) related to human leukocyte antigens (HLA)
F. Gonzalez-Galarza   +11 more
semanticscholar   +1 more source

Laparoscopic myomectomy—The gold standard

open access: yesGynecology and Minimally Invasive Therapy, 2014
Uterine myomas are the main cause for gynecological disease in premenopausal women. If a myomectomy is indicated, abdominal myomectomy is still a frequently performed procedure although laparoscopic myomectomy should be the method of choice.
Anja Herrmann, Rudy Leon De Wilde
doaj   +1 more source

Videolaringoscopios, ¿el nuevo gold Standard?

open access: yesRevista Electrónica de AnestesiaR, 2015
Desde los años 40 del siglo pasado la laringoscopia directa ha constituido para los anestesiólogos el gold standard para la intubación orotraqueal (IOT).
Eugenio Martínez Hurtado   +3 more
doaj   +1 more source

The gold standard: not a golden standard [PDF]

open access: yesBMJ, 2005
Studies that evaluate a new diagnostic test, procedure, or method should do so by comparing it with a time honoured alternative that is considered to be the current standard in the field. In this context the meaning of the word standard is “authoritative or recognised exemplar of quality or correctness.” “Gold standard” is the popular term to describe ...
openaire   +3 more sources

Randomised controlled trials – the gold standard for effectiveness research

open access: yesBJOG: an International Journal of Obstetrics and Gynaecology, 2018
Learning points Randomised controlled trials (RCTs) are the reference standard for studying causal relationships between interventions and outcomes as randomisation eliminates much of the bias inherent with other study designs.
E. Hariton, J. Locascio
semanticscholar   +1 more source

Comparison of MRCP and ERCP in the evaluation of common bile duct and pancreatic duct pathologies

open access: yesFrontiers in Medical Technology, 2023
BackgroundMagnetic resonance cholangiopancreatography (MRCP) is a non-invasive imaging modality that has high diagnostic accuracy for a wide range of bile duct and pancreatic duct pathologies.
Anand Kumar   +3 more
doaj   +1 more source

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