Liver related laboratory data

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Description

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

Usage

1
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.

Source

AstraZeneca data on file.

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