heart.rate {ISwR}

Heart rates after enalaprilat

Description

The heart.rate data frame has 36 rows and 3 columns. It contains data for nine patients with congestive heart failure before and shortly after administration of enalaprilat, in a balanced two-way layout.

Usage

heart.rate

Format

This data frame contains the following columns:

hr

a numeric vector, heart rate in beats per minute.

subj

a factor with levels 1 to 9.

time

a factor with levels 0 (before), 30, 60, and 120 (minutes after administration).

Source

D.G. Altman (1991), Practical Statistics for Medical Research, Table 12.2, Chapman & Hall.

Examples

evalq(interaction.plot(time,subj,hr), heart.rate)