Example: Cox Regression
To create this example:
-
In the
Tasks section,
expand the
Power and Sample Size folder,
and then double-click
Cox Regression. The
user interface for the Cox Regression task opens.
-
Under the
Solve
For heading, select
Power.
-
For the hazard ratio,
enter
1.4.
-
For the R-square value,
enter
.15.
-
For the standard deviation,
enter
1.2.
-
For the probabilities
of uncensored events, enter
0.8.
-
For the sample size,
enter
80.
-
To run the task, click
.
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