breslow.dat {robust} | R Documentation |
Patients suffering from simple or complex partial seizures were randomized to receive either the antiepileptic drug progabide or a placebo. At each of four successive postrandomization clinic visits, the number of seizures occuring over the previous two weeks was reported.
data(breslow.dat)
A data frame with 59 observations on the following 12 variables.
ID
Y1
Y2
Y3
Y4
Base
Age
Trt
placebo
and progabide
.Ysum
Y1
, Y2
, Y3
and Y4
.sumY
Y1
, Y2
, Y3
and Y4
.Age10
Age
divided by 10.Base4
Base
divided by 4.Breslow, N. E., and Clayton, D. G. (1993), "Approximate Inference in Generalized Linear Mixed Models," Journal of the American Statistical Association, Vol. 88, No. 421, pp. 9-25.
Thrall, P. F., and Vail, S. C. (1990), "Some Covariance Models for Longitudinal Count Data With Overdispersion," Biometrics, Vol. 46, pp. 657-671.
data(breslow.dat)