{ "_id": "6a104d84acfb0bcc41ca06a1", "Package": "powerMediation", "Version": "0.3.4", "Date": "2021-03-22", "Title": "Power/Sample Size Calculation for Mediation Analysis", "Author": "Weiliang Qiu ", "Maintainer": "Weiliang Qiu ", "Description": "Functions to calculate power and sample size for testing\n(1) mediation effects; (2) the slope in a simple linear\nregression; (3) odds ratio in a simple logistic regression; (4)\nmean change for longitudinal study with 2 time points; (5)\ninteraction effect in 2-way ANOVA; and (6) the slope in a\nsimple Poisson regression.", "License": "GPL (>= 2)", "Packaged": { "Date": "2026-05-10 06:55:40 UTC", "User": "root" }, "NeedsCompilation": "no", "Repository": "https://weiliang.r-universe.dev", "Date/Publication": "2021-03-23 13:20:02 UTC", "RemoteUrl": "https://github.com/cran/powerMediation", "RemoteRef": "HEAD", "RemoteSha": "eb7aba4e116c6d0a1bc28225b02eb4257434cc34", "MD5sum": "8487261ee435a65ca22a8b158d82196c", "_user": "weiliang", "_type": 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"2013-04-29" }, { "version": "0.1.7", "date": "2013-11-09" }, { "version": "0.2.3", "date": "2015-02-23" }, { "version": "0.2.4", "date": "2015-05-08" }, { "version": "0.2.6", "date": "2017-01-27" }, { "version": "0.2.7", "date": "2017-02-16" }, { "version": "0.2.8", "date": "2017-09-12" }, { "version": "0.2.9", "date": "2018-02-07" }, { "version": "0.3.2", "date": "2020-04-07" }, { "version": "0.3.4", "date": "2021-03-23" } ], "_exports": [ "minEffect.SLR", "minEffect.VSMc", "minEffect.VSMc.cox", "minEffect.VSMc.logistic", "minEffect.VSMc.poisson", "power.SLR", "power.SLR.rho", "powerInteract2by2", "powerLogisticBin", "powerLogisticCon", "powerLong", "powerLong.multiTime", "powerLongFull", "powerMediation.Sobel", "powerMediation.VSMc", "powerMediation.VSMc.cox", "powerMediation.VSMc.logistic", "powerMediation.VSMc.poisson", "powerPoisson", "sizePoisson", "ss.SLR", "ss.SLR.rho", "SSizeLogisticBin", "SSizeLogisticCon", "ssLong", "ssLong.multiTime", "ssLongFull", "ssMediation.Sobel", "ssMediation.VSMc", "ssMediation.VSMc.cox", "ssMediation.VSMc.logistic", "ssMediation.VSMc.poisson", "testMediation.Sobel" ], "_help": [ { "page": "minEffect.SLR", "title": "Minimum detectable slope", "topics": [ "minEffect.SLR" ] }, { "page": "minEffect.VSMc", "title": "Minimum detectable slope for mediator in linear regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "minEffect.VSMc" ] }, { "page": "minEffect.VSMc.cox", "title": "Minimum detectable slope for mediator in cox regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "minEffect.VSMc.cox" ] }, { "page": "minEffect.VSMc.logistic", "title": "Minimum detectable slope for mediator in logistic regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "minEffect.VSMc.logistic" ] }, { "page": "minEffect.VSMc.poisson", "title": "Minimum detectable slope for mediator in poisson regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "minEffect.VSMc.poisson" ] }, { "page": "power.SLR", "title": "Power for testing slope for simple linear regression", "topics": [ "power.SLR" ] }, { "page": "power.SLR.rho", "title": "Power for testing slope for simple linear regression", "topics": [ "power.SLR.rho" ] }, { "page": "powerInteract2by2", "title": "Power Calculation for Interaction Effect in 2x2 Two-Way ANOVA Given Effect Sizes", "topics": [ "powerInteract2by2" ] }, { "page": "powerLogisticBin", "title": "Calculating power for simple logistic regression with binary predictor", "topics": [ "powerLogisticBin" ] }, { "page": "powerLogisticCon", "title": "Calculating power for simple logistic regression with continuous predictor", "topics": [ "powerLogisticCon" ] }, { "page": "powerLong", "title": "Power calculation for longitudinal study with 2 time point", "topics": [ "powerLong" ] }, { "page": "powerLong.multiTime", "title": "Power calculation for testing if mean changes for 2 groups are the same or not for longitudinal study with more than 2 time points", "topics": [ "powerLong.multiTime" ] }, { "page": "powerLongFull", "title": "Power calculation for longitudinal study with 2 time point", "topics": [ "powerLongFull" ] }, { "page": "powerMediation.Sobel", "title": "Power for testing mediation effect (Sobel's test)", "topics": [ "powerMediation.Sobel" ] }, { "page": "powerMediation.VSMc", "title": "Power for testing mediation effect in linear regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "powerMediation.VSMc" ] }, { "page": "powerMediation.VSMc.cox", "title": "Power for testing mediation effect in cox regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "powerMediation.VSMc.cox" ] }, { "page": "powerMediation.VSMc.logistic", "title": "Power for testing mediation effect in logistic regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "powerMediation.VSMc.logistic" ] }, { "page": "powerMediation.VSMc.poisson", "title": "Power for testing mediation effect in poisson regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "powerMediation.VSMc.poisson" ] }, { "page": "powerPoisson", "title": "Power calculation for simple Poisson regression", "topics": [ "powerPoisson" ] }, { "page": "sizePoisson", "title": "Sample size calculation for simple Poisson regression", "topics": [ "sizePoisson" ] }, { "page": "ss.SLR", "title": "Sample size for testing slope for simple linear regression", "topics": [ "ss.SLR" ] }, { "page": "ss.SLR.rho", "title": "Sample size for testing slope for simple linear regression based on R2", "topics": [ "ss.SLR.rho" ] }, { "page": "SSizeLogisticBin", "title": "Calculating sample size for simple logistic regression with binary predictor", "topics": [ "SSizeLogisticBin" ] }, { "page": "SSizeLogisticCon", "title": "Calculating sample size for simple logistic regression with continuous predictor", "topics": [ "SSizeLogisticCon" ] }, { "page": "ssLong", "title": "Sample size calculation for longitudinal study with 2 time point", "topics": [ "ssLong" ] }, { "page": "ssLong.multiTime", "title": "Sample size calculation for testing if mean changes for 2 groups are the same or not for longitudinal study with more than 2 time points", "topics": [ "ssLong.multiTime" ] }, { "page": "ssLongFull", "title": "Sample size calculation for longitudinal study with 2 time point", "topics": [ "ssLongFull" ] }, { "page": "ssMediation.Sobel", "title": "Sample size for testing mediation effectd (Sobel's test)", "topics": [ "ssMediation.Sobel" ] }, { "page": "ssMediation.VSMc", "title": "Sample size for testing mediation effect in linear regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "ssMediation.VSMc" ] }, { "page": "ssMediation.VSMc.cox", "title": "Sample size for testing mediation effect in cox regression based on Vittinghoff, Sen and McCulloch's (2009) method", "topics": [ "ssMediation.VSMc.cox" ] }, { "page": 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