The SEQDESIGN Procedure
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Overview
- Getting Started
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Syntax
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DetailsFixed-Sample Clinical TrialsOne-Sided Fixed-Sample Tests in Clinical TrialsTwo-Sided Fixed-Sample Tests in Clinical TrialsGroup Sequential MethodsStatistical Assumptions for Group Sequential DesignsBoundary ScalesBoundary VariablesType I and Type II ErrorsUnified Family MethodsHaybittle-Peto MethodWhitehead MethodsError Spending MethodsAcceptance (beta) BoundaryBoundary Adjustments for Overlapping Lower and Upper beta BoundariesSpecified and Derived ParametersApplicable Boundary KeysSample Size ComputationApplicable One-Sample Tests and Sample Size ComputationApplicable Two-Sample Tests and Sample Size ComputationApplicable Regression Parameter Tests and Sample Size ComputationAspects of Group Sequential DesignsSummary of Methods in Group Sequential DesignsTable OutputODS Table NamesGraphics OutputODS Graphics
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ExamplesCreating Fixed-Sample DesignsCreating a One-Sided O’Brien-Fleming DesignCreating Two-Sided Pocock and O’Brien-Fleming DesignsGenerating Graphics Display for Sequential DesignsCreating Designs Using Haybittle-Peto MethodsCreating Designs with Various Stopping CriteriaCreating Whitehead’s Triangular DesignsCreating a One-Sided Error Spending DesignCreating Designs with Various Number of StagesCreating Two-Sided Error Spending Designs with and without Overlapping Lower and Upper beta BoundariesCreating a Two-Sided Asymmetric Error Spending Design with Early Stopping to Reject H0Creating a Two-Sided Asymmetric Error Spending Design with Early Stopping to Reject or Accept H0Creating a Design with a Nonbinding Beta BoundaryComputing Sample Size for Survival Data That Have Uniform AccrualComputing Sample Size for Survival Data with Truncated Exponential Accrual
- References
ODS Table Names
PROC SEQDESIGN assigns a name to each table it creates. You must use these names to reference tables when using the Output Delivery System (ODS). These names are listed in Table 101.12. For more information about ODS, see Chapter 20: Using the Output Delivery System.
Table 101.12: ODS Tables Produced by PROC SEQDESIGN
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ODS Table Name |
Description |
Statement |
Option |
|---|---|---|---|
|
AdjustedBoundary |
Ceiling-adjusted design |
SAMPLESIZE |
MODEL |
|
boundary values |
(CEILADJDESIGN=INCLUDE) |
||
|
Boundary |
Boundary values |
||
|
Design |
Design information |
||
|
ErrSpend |
Error spending |
ERRSPEND |
|
|
Method |
Method information |
||
|
PowerSampleSize |
Power and expected sample size |
PSS |
|
|
SampleSize |
Derived sample sizes |
SAMPLESIZE |
|
|
SampleSizeSummary |
Sample size summary |
SAMPLESIZE |
|
|
StopProb |
Stopping probabilities |
STOPPROB |