knee {catdata}

Knee Injuries

Description

In a clinical study n=127 patients with sport related injuries have been treated with two different therapies (chosen by random design). After 3,7 and 10 days of treatment the pain occuring during knee movement was observed.

Usage

data(knee)

Format

A data frame with 127 observations on the following 8 variables.

N

Patient's number

Th

Therapy ( placebo = 1, treatment = 2)

Age

Age in years

Sex

Gender (male = 0, female = 1)

R1

Pain before treatment (no pain = 1, severe pain = 5)

R2

Pain after three days of treatment

R3

Pain after seven days of treatment

R4

Pain after ten days of treatment

Examples

##example of analysis:
if(interactive()){vignette("ordinal-knee1")}
if(interactive()){vignette("ordinal-knee2")}
if(interactive()){vignette("multivariate-knee")}
if(interactive()){vignette("random-knee1")}
if(interactive()){vignette("random-knee3")}