{ "_id": "6a4f5bc921b18e15485011bc", "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": "2026-07-09 08:25:40 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", "_user": "weiliang", "_type": "src", "_file": "powerMediation_0.3.4.tar.gz", 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"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": [ 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