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Interpreting P Values in 2023 [PDF]

open access: yesJournal of Patient-Centered Research and Reviews, 2023
If recent experiences shared among the biostatistician community are indicative of a sea change in research, then a most-welcome culture shift in dialogue surrounding the proper use and interpretation of the P value, which measures statistical ...
Jennifer K. Homa-Bonell
doaj   +2 more sources

The assessment of replicability using the sum of p-values [PDF]

open access: yesRoyal Society Open Science
Statistical significance of both the original and the replication study is a commonly used criterion to assess replication attempts, also known as the two-trials rule in drug development.
Leonhard Held   +2 more
doaj   +2 more sources

Accuracy and distribution of baseline categorical variables and p-values in spine randomized controlled trials [PDF]

open access: yesRoyal Society Open Science
Levayer and colleagues assessed integrity issues in randomized controlled trials (RCTs) in four spine journals using baseline p-values from categorical variables, concluding that there was no evidence of ‘systemic fraudulent behaviour’.
Mark J. Bolland   +2 more
doaj   +2 more sources

P-values – a chronic conundrum [PDF]

open access: yesBMC Medical Research Methodology, 2020
Background In medical research and practice, the p-value is arguably the most often used statistic and yet it is widely misconstrued as the probability of the type I error, which comes with serious consequences.
Jian Gao
doaj   +2 more sources

How to Use and Report on p-values [PDF]

open access: yesPerspectives on Medical Education
The use of the p-value in quantitative research, particularly its threshold of “P < 0.05” for determining “statistical significance,” has long been a cornerstone of statistical analysis in research.
Christy K. Boscardin   +3 more
doaj   +2 more sources

Technologies for calculating and visualizing statistics on prevalence and incidence on the example of information about polypous rhinosinusitis in the Samara region [PDF]

open access: yesНаука и инновации в медицине, 2023
Aim to statistically determine the distribution of chronic diseases in the chronology of observations; to show the specifics of methods for testing hypotheses in the quantitative and probabilistic prediction of the prevalence of polypous rhinosinusitis.
Svetlana A. Palevskaya   +2 more
doaj   +1 more source

The poolr Package for Combining Independent and Dependent p Values

open access: yesJournal of Statistical Software, 2022
The poolr package provides an implementation of a variety of methods for pooling (i.e., combining) p values, including Fisher's method, Stouffer's method, the inverse chisquare method, the binomial test, the Bonferroni method, and Tippett's method.
Ozan Cinar, Wolfgang Viechtbauer
doaj   +1 more source

Irreproducibility –The deadly sin of preclinical research in drug development

open access: yesJournal of Pre-Clinical and Clinical Research, 2020
Introduction In recent years the irreproducibility of preclinical studies has become a serious concern in drug developmental research. The findings of preclinical studies that cannot be reproduced are a drain on public resources and slow down the drug ...
Sadasivan Kalathil Pillai   +3 more
doaj   +1 more source

Distributions of p-values smaller than .05 in psychology: what is going on? [PDF]

open access: yesPeerJ, 2016
Previous studies provided mixed findings on pecularities in p-value distributions in psychology. This paper examined 258,050 test results across 30,710 articles from eight high impact journals to investigate the existence of a peculiar prevalence of p ...
Chris H.J. Hartgerink   +4 more
doaj   +2 more sources

How best to quantify replication success? A simulation study on the comparison of replication success metrics

open access: yesRoyal Society Open Science, 2021
To overcome the frequently debated crisis of confidence, replicating studies is becoming increasingly more common. Multiple frequentist and Bayesian measures have been proposed to evaluate whether a replication is successful, but little is known about ...
Jasmine Muradchanian   +3 more
doaj   +1 more source

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