liver: Liver related laboratory data
In texmex: Statistical Modelling of Extreme Values

liver

R Documentation

Liver related laboratory data

Description

Liver related laboratory data from a randomized, blind, parallel group clinical trial with 4 doses of a drug.

Usage

data(liver)

Format

A data frame with 606 observations on the following 9 variables.

ALP.B: Alkaline phosphatase at baseline. A numeric vector.
ALT.B: Alanine aminotransferase at baseline. A numeric vector.
AST.B: Aspartate aminotransferase at baseline. A numeric vector.
TBL.B: Total bilirubin at baseline. A numeric vector.
ALP.M: Alkaline phosphatase after treatment. A numeric vector.
ALT.M: Alanine aminotransferase after treatment. A numeric vector.
AST.M: Aspartate aminotransferase after treatment. A numeric vector.
TBL.M: Total bilirubin after treatment. A numeric vector.
dose: The treatment group (i.e. dose group). A factor with levels A B C D

Details

Dose A is the lowest dose, dose, B the next, C the next, and D the highest dose. The baseline values were taken prior to any treatment being received, and the clinical trial had a single post-baseline visit.