sebor: Seborrheic Dermatitis Data

Description

The data are from a randomized clinical trial to compare a test treatment to placebo for a seborrheic dermatitis, and listings of the data appear in Ramaswamy, Koch, and Amara (1997). The variables are as follows:

Usage

1

Format

A data frame with 167 observations and 8 variables.

Details

center

a factor vector for eight centers

treat

a factor with levels placebo and test for placebo and test treatments, resectively

score1

a numeric vector for patient global scores for the face according to 6 categories (0 = cleared, 1 = excellent improvement, 2 = moderate improvement, 3 = slight improvement, 4 = no change, 5 = exacerbation)

score2

a numeric vector for patient global scores for the scalp with same categories as score1

score3

a numeric vector for patient global scores for the chest with same categories as score1

severity1

a numeric vector for the baseline desease severity for the face according to 3 categories (1 = mild, 2 = moderate, 3 = severe)

severity2

a numeric vector for the baseline desease severity for the scalp with same categories as severity1

severity3

a numeric vector for the baseline desease severity for the chest with same categories as severity1

References

Ramaswamy R, Koch G, Amara I (1997). "Application of rank analysis of covariance methods to analysis of multiple anatomical regions with treatment for seborrheic dermatitis." Journal of Biopharmaceutical Statistics, 7(3), 403–416.


Questions? Problems? Suggestions? or email at ian@mutexlabs.com.

All documentation is copyright its authors; we didn't write any of that.