Name:

Description:

The seizure data frame has 59 rows and 7 columns. The dataset has the number of epiliptic seizures in each of four two-week intervals, and in a baseline eight-week inverval, for treatment and control groups with a total of 59 individuals.

Variables:

This data frame contains the following columns:

y1

the number of epiliptic seizures in the 1st 2-week interval

y2

the number of epiliptic seizures in the 2nd 2-week interval

y3

the number of epiliptic seizures in the 3rd 2-week interval

y4

the number of epiliptic seizures in the 4th 2-week interval

trt

an indicator of treatment

base

the number of epilitic seizures in a baseline 8-week interval

age

a numeric vector of subject age

Link To Google Sheets:

Rows:

Columns:

Files:

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References/Notes/Attributions:

Source

Thall, P.F. and Vail S.C. (1990) Some covariance models for longitudinal count data with overdispersion. Biometrics 46: 657–671.

References

Diggle, P.J., Liang, K.Y., and Zeger, S.L. (1994) Analysis of Longitudinal Data. Clarendon Press.

R Dataset Upload:

Use the following R code to directly access this dataset in R.

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