AA.MultS |
Compute the multiple-surrogate adjusted association |
ARMD |
Data of the Age-Related Macular Degeneration Study |
ARMD.MultS |
Data of the Age-Related Macular Degeneration Study with multiple candidate surrogates |
BifixedContCont |
Fits a bivariate fixed-effects model to assess surrogacy in the meta-analytic multiple-trial setting (Continuous-continuous case) |
BimixedContCont |
Fits a bivariate mixed-effects model to assess surrogacy in the meta-analytic multiple-trial setting (Continuous-continuous case) |
CausalDiagramBinBin |
Draws a causal diagram depicting the median informational coefficients of correlation (or odds ratios) between the counterfactuals for a specified range of values of the ICA in the binary-binary setting. |
CausalDiagramContCont |
Draws a causal diagram depicting the median correlations between the counterfactuals for a specified range of values of ICA or MICA in the continuous-continuous setting |
CIGTS |
Data of the Collaborative Initial Glaucoma Treatment Study |
Fano.BinBin |
Evaluate the possibility of finding a good surrogate in the setting where both S and T are binary endpoints |
FixedBinBinIT |
Fits (univariate) fixed-effect models to assess surrogacy in the binary-binary case based on the Information-Theoretic framework |
FixedBinContIT |
Fits (univariate) fixed-effect models to assess surrogacy in the case where the true endpoint is binary and the surrogate endpoint is continuous (based on the Information-Theoretic framework) |
FixedContBinIT |
Fits (univariate) fixed-effect models to assess surrogacy in the case where the true endpoint is continuous and the surrogate endpoint is binary (based on the Information-Theoretic framework) |
FixedContContIT |
Fits (univariate) fixed-effect models to assess surrogacy in the continuous-continuous case based on the Information-Theoretic framework |
FixedDiscrDiscrIT |
Investigates surrogacy for binary or ordinal outcomes using the Information Theoretic framework |
ICA.BinBin |
Assess surrogacy in the causal-inference single-trial setting in the binary-binary case |
ICA.BinBin.CounterAssum |
ICA (binary-binary setting) that is obtaied when the counterfactual correlations are assumed to fall within some prespecified ranges. |
ICA.BinBin.Grid.Full |
Assess surrogacy in the causal-inference single-trial setting in the binary-binary case when monotonicity for S and T is assumed using the full grid-based approach |
ICA.BinBin.Grid.Sample |
Assess surrogacy in the causal-inference single-trial setting in the binary-binary case when monotonicity for S and T is assumed using the grid-based sample approach |
ICA.BinBin.Grid.Sample.Uncert |
Assess surrogacy in the causal-inference single-trial setting in the binary-binary case when monotonicity for S and T is assumed using the grid-based sample approach, accounting for sampling variability in the marginal pi. |
ICA.BinCont |
Assess surrogacy in the causal-inference single-trial setting in the binary-continuous case |
ICA.ContCont |
Assess surrogacy in the causal-inference single-trial setting (Individual Causal Association, ICA) in the Continuous-continuous case |
ICA.ContCont.MultS |
Assess surrogacy in the causal-inference single-trial setting (Individual Causal Association, ICA) using a continuous univariate T and multiple continuous S |
ICA.ContCont.MultS_alt |
Assess surrogacy in the causal-inference single-trial setting (Individual Causal Association, ICA) using a continuous univariate T and multiple continuous S, alternative approach |
ICA.Sample.ContCont |
Assess surrogacy in the causal-inference single-trial setting (Individual Causal Association, ICA) in the Continuous-continuous case using the grid-based sample approach |
LongToWide |
Reshapes a dataset from the 'long' format (i.e., multiple lines per patient) into the 'wide' format (i.e., one line per patient) |
MarginalProbs |
Computes marginal probabilities for a dataset where the surrogate and true endpoints are binary |
MaxEntContCont |
Use the maximum-entropy approach to compute ICA in the continuous-continuous sinlge-trial setting |
MaxEntICABinBin |
Use the maximum-entropy approach to compute ICA in the binary-binary setting |
MaxEntSPFBinBin |
Use the maximum-entropy approach to compute SPF (surrogate predictive function) in the binary-binary setting |
MICA.ContCont |
Assess surrogacy in the causal-inference multiple-trial setting (Meta-analytic Individual Causal Association; MICA) in the continuous-continuous case |
MICA.Sample.ContCont |
Assess surrogacy in the causal-inference multiple-trial setting (Meta-analytic Individual Causal Association; MICA) in the continuous-continuous case using the grid-based sample approach |
MinSurrContCont |
Examine the plausibility of finding a good surrogate endpoint in the Continuous-continuous case |
MixedContContIT |
Fits (univariate) mixed-effect models to assess surrogacy in the continuous-continuous case based on the Information-Theoretic framework |
Ovarian |
The Ovarian dataset |
plot Causal-Inference BinBin |
Plots the (Meta-Analytic) Individual Causal Association and related metrics when S and T are binary outcomes |
plot Causal-Inference BinCont |
Plots the (Meta-Analytic) Individual Causal Association and related metrics when S is continuous and T is binary |
plot Causal-Inference ContCont |
Plots the (Meta-Analytic) Individual Causal Association when S and T are continuous outcomes |
plot FixedDiscrDiscrIT |
Provides plots of trial-level surrogacy in the Information-Theoretic framework |
plot Information-Theoretic |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework |
plot Information-Theoretic BinCombn |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework when both S and T are binary, or when S is binary and T is continuous (or vice versa) |
plot MaxEnt ContCont |
Plots the sensitivity-based and maximum entropy based Individual Causal Association when S and T are continuous outcomes in the single-trial setting |
plot MaxEntICA BinBin |
Plots the sensitivity-based and maximum entropy based Individual Causal Association when S and T are binary outcomes |
plot MaxEntSPF BinBin |
Plots the sensitivity-based and maximum entropy based surrogate predictive function (SPF) when S and T are binary outcomes. |
plot Meta-Analytic |
Provides plots of trial- and individual-level surrogacy in the meta-analytic framework |
plot MinSurrContCont |
Graphically illustrates the theoretical plausibility of finding a good surrogate endpoint in the continuous-continuous case |
plot PredTrialTContCont |
Plots the expected treatment effect on the true endpoint in a new trial (when both S and T are normally distributed continuous endpoints) |
plot SPF BinBin |
Plots the surrogate predictive function (SPF). |
plot.BifixedContCont |
Provides plots of trial- and individual-level surrogacy in the meta-analytic framework |
plot.BimixedContCont |
Provides plots of trial- and individual-level surrogacy in the meta-analytic framework |
plot.Fano.BinBin |
Plots the distribution of R^2_{HL} either as a density or as function of pi_{10} in the setting where both S and T are binary endpoints |
plot.FixedBinBinIT |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework when both S and T are binary, or when S is binary and T is continuous (or vice versa) |
plot.FixedBinContIT |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework when both S and T are binary, or when S is binary and T is continuous (or vice versa) |
plot.FixedContBinIT |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework when both S and T are binary, or when S is binary and T is continuous (or vice versa) |
plot.FixedContContIT |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework |
plot.FixedDiscrDiscrIT |
Provides plots of trial-level surrogacy in the Information-Theoretic framework |
plot.ICA.BinBin |
Plots the (Meta-Analytic) Individual Causal Association and related metrics when S and T are binary outcomes |
plot.ICA.BinCont |
Plots the (Meta-Analytic) Individual Causal Association and related metrics when S is continuous and T is binary |
plot.ICA.ContCont |
Plots the (Meta-Analytic) Individual Causal Association when S and T are continuous outcomes |
plot.ICA.ContCont.MultS |
Plots the Individual Causal Association in the setting where there are multiple continuous S and a continuous T |
plot.ICA.ContCont.MultS_alt |
Plots the Individual Causal Association in the setting where there are multiple continuous S and a continuous T |
plot.MaxEntContCont |
Plots the sensitivity-based and maximum entropy based Individual Causal Association when S and T are continuous outcomes in the single-trial setting |
plot.MaxEntICA.BinBin |
Plots the sensitivity-based and maximum entropy based Individual Causal Association when S and T are binary outcomes |
plot.MaxEntSPF.BinBin |
Plots the sensitivity-based and maximum entropy based surrogate predictive function (SPF) when S and T are binary outcomes. |
plot.MICA.ContCont |
Plots the (Meta-Analytic) Individual Causal Association when S and T are continuous outcomes |
plot.MinSurrContCont |
Graphically illustrates the theoretical plausibility of finding a good surrogate endpoint in the continuous-continuous case |
plot.MixedContContIT |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework |
plot.PredTrialTContCont |
Plots the expected treatment effect on the true endpoint in a new trial (when both S and T are normally distributed continuous endpoints) |
plot.Single.Trial.RE.AA |
Conducts a surrogacy analysis based on the single-trial meta-analytic framework |
plot.SPF.BinBin |
Plots the surrogate predictive function (SPF). |
plot.SurvSurv |
Provides plots of trial- and individual-level surrogacy in the Information-Theoretic framework when both S and T are time-to-event endpoints |
plot.TrialLevelIT |
Provides a plots of trial-level surrogacy in the information-theoretic framework based on the output of the 'TrialLevelIT()' function |
plot.TrialLevelMA |
Provides a plots of trial-level surrogacy in the meta-analytic framework based on the output of the 'TrialLevelMA()' function |
plot.TwoStageSurvSurv |
Plots trial-level surrogacy in the meta-analytic framework when two survival endpoints are considered. |
plot.UnifixedContCont |
Provides plots of trial- and individual-level surrogacy in the meta-analytic framework |
plot.UnimixedContCont |
Provides plots of trial- and individual-level surrogacy in the meta-analytic framework |
Pos.Def.Matrices |
Generate 4 by 4 correlation matrices and flag the positive definite ones |
Pred.TrialT.ContCont |
Compute the expected treatment effect on the true endpoint in a new trial (when both S and T are normally distributed continuous endpoints) |
Prentice |
Evaluates surrogacy based on the Prentice criteria for continuous endpoints (single-trial setting) |
RandVec |
Generate random vectors with a fixed sum |
Restrictions.BinBin |
Examine restrictions in pi_{f} under different montonicity assumptions for binary S and T |
Schizo |
Data of five clinical trials in schizophrenia |
Schizo_Bin |
Data of a clinical trial in Schizophrenia (with binary outcomes). |
Schizo_PANSS |
Longitudinal PANSS data of five clinical trials in schizophrenia |
Sim.Data.Counterfactuals |
Simulate a dataset that contains counterfactuals |
Sim.Data.CounterfactualsBinBin |
Simulate a dataset that contains counterfactuals for binary endpoints |
Sim.Data.MTS |
Simulates a dataset that can be used to assess surrogacy in the multiple-trial setting |
Sim.Data.STS |
Simulates a dataset that can be used to assess surrogacy in the single-trial setting |
Sim.Data.STSBinBin |
Simulates a dataset that can be used to assess surrogacy in the single trial setting when S and T are binary endpoints |
Single.Trial.RE.AA |
Conducts a surrogacy analysis based on the single-trial meta-analytic framework |
SPF.BinBin |
Evaluate the surrogate predictive function (SPF) in the binary-binary setting (sensitivity-analysis based approach) |
SurvSurv |
Assess surrogacy for two survival endpoints based on information theory and a two-stage approach |
Test.Mono |
Test whether the data are compatible with monotonicity for S and/or T (binary endpoints) |
TrialLevelIT |
Estimates trial-level surrogacy in the information-theoretic framework |
TrialLevelMA |
Estimates trial-level surrogacy in the meta-analytic framework |
TwoStageSurvSurv |
Assess trial-level surrogacy for two survival endpoints using a two-stage approach |
UnifixedContCont |
Fits univariate fixed-effect models to assess surrogacy in the meta-analytic multiple-trial setting (continuous-continuous case) |
UnimixedContCont |
Fits univariate mixed-effect models to assess surrogacy in the meta-analytic multiple-trial setting (continuous-continuous case) |