liver: Liver related laboratory data
Description
Liver related laboratory data from a randomized, blind, parallel
group clinical trial with 4 doses of a drug.
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
Source
AstraZeneca data on file.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.