openintro (version 2.0.0)

stent30: Stents for the treatment of stroke

Description

An experiment that studies effectiveness of stents in treating patients at risk of stroke with some unexpected results. `stent30` represents the results 30 days after stroke and `stent365` represents the results 365 days after stroke.

Usage

stent30

Arguments

Format

A data frame with 451 observations on the following 2 variables.

group

a factor with levels control and treatment

outcome

a factor with levels no event and stroke

Examples

Run this code
# NOT RUN {
# 30-day results
table(stent30)

# 365-day results
table(stent365)

# }

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