
PS
 Referenced in 6 articles
[sw25612]
 Power and Sample Size Calculation. PS is an interactive program for performing power and sample ... size calculations that may be downloaded for free. It can be used for studies with ... design. The program can determine the sample size needed to detect a specified alternative hypothesis...

nQuery Advisor
 Referenced in 6 articles
[sw15299]
 Size and Power Analysis. Accurately calculating power & sample size is crucial to establishing efficacy, leading ... accurate, user friendly software for calculating power & sample size. nQuery Advisor + nTerim is favoured...

PracTools
 Referenced in 6 articles
[sw28559]
 edition, 2018). Contains functions for sample size calculation for survey samples using stratified or clustered ... variance components for multistage designs and sample sizes in twophase designs. A number...

gaga
 Referenced in 4 articles
[sw06101]
 classification. Additionally, it performs sequential sample size calculations using the GaGa and LNNGV models...

CGHpower
 Referenced in 2 articles
[sw35237]
 CGHpower: exploring sample size calculations for chromosomal copy number experiments. Results: Here we explore power ... average power as a function of sample size. As the method requires pilot data ... only one currently available for performing sample size calculations in the context of aCGH. Moreover ... feasibility and reliability of the sample size calculations in each case. The CGHpower web application...

gap
 Referenced in 3 articles
[sw24918]
 data. Currently, it contains functions for sample size calculations of both populationbased and family...

epiR
 Referenced in 3 articles
[sw09176]
 metaanalysis, diagnostic test interpretation, and sample size calculations...

mratios
 Referenced in 5 articles
[sw14522]
 Moreover, it is possible to calculate the sample sizes required in comparisons with a control...

SWSamp
 Referenced in 1 article
[sw35984]
 SWSamp  Simulationbased sample size calculations for a Stepped Wedge Trial (and more). SWSamp ... wide range of simulationbased sample size calculations, specifically (but not exclusively!) for a Stepped ... three different commands) performs the analytic sample size calculations using the method of Hussey ... correlation). The second function replicates the sample size calculations based on the (correct form...

PowerTOST
 Referenced in 1 article
[sw11743]
 Equivalence Studies. Contains functions to calculate power and sample size for various study designs used ... Contains further functions for power and sample size calculations based on noninferiority ttest ... must be evaluated. The power and sample size calculations based on noninferiority test ... functions power.scABEL() and sampleN.scABEL() to calculate power and sample size for the BE decision...

SamplingStrata
 Referenced in 4 articles
[sw11930]
 BethelChromy algorithm to calculate the sampling size satisfying precision constraints on the target estimates...

easyROC
 Referenced in 2 articles
[sw19381]
 analysis. This application creates ROC curves, calculates area under the curve (AUC) values and confidence ... partial AUCs. It can also perform sample size calculation...

icensmis
 Referenced in 2 articles
[sw13438]
 also provide functions for power and sample size calculations for this setting...

SamP2Cet
 Referenced in 1 article
[sw27818]
 interactive computer program for sample size and power calculation for twolevel costeffectiveness trials ... SamP2CeT in R to perform these sample size calculations. SamP2CeT provides a graphical user interface ... maximin strategy. SamP2CeT can be used to calculate the smallest budget needed for a user ... design. Recent methodological developments on sample size and power calculation for twolevel costeffectiveness...

DiagTest3Grp
 Referenced in 3 articles
[sw11050]
 tests and two diagnostic test. Sample size is calculated to estimate the summary measures within...

PowerMap
 Referenced in 1 article
[sw24494]
 PowerMap: A Software Package for Statistical Power Calculation in Neuroimaging Studies. Although there ... software tools exist for power and sample size calculation for neuroimaging studies. Unlike typical biomedical ... power calculation algorithms based on noncentral random field theory. It can also calculate power ... knowledge in imaging statistics to calculate power and sample size in the form...

ExactKS2SidedOneSample
 Referenced in 2 articles
[sw25655]
 sample KS test, this paper identifies an exact formula for sample sizes ... matrix formula, computational experience for sample sizes up to 500 shows that computational times ... increasing functions of both the sample size and the number of digits in the numerator ... widths are presented for sample sizes up to 500. Using calculated halfwidths as input...

nstagebin
 Referenced in 1 article
[sw27695]
 nstagebin: Stata Module to Perform Sample Size Calculation for MultiArm MultiStage Randomised Controlled ... Binary Outcomes. nstagebin specifies the design (sample size, duration and overall pairwise and familywise operating...

HMP
 Referenced in 1 article
[sw26778]
 Hypothesis Testing and Power Calculations for Comparing Metagenomic Samples from HMP. Using DirichletMultinomial distribution ... formal hypothesis testing, power and sample size calculations for human microbiome experiments...

exact2x2
 Referenced in 1 article
[sw31571]
 Tests and Confidence Intervals for 2x2 Tables. Calculates conditional exact tests (Fisher’s exact test ... confidence intervals, and provides power and sample size calculations. Gives melded confidence intervals...