seizure: Epiliptic seizure counts from the Randomized Progabide Trial

Description Usage Format Details Source

Description

The data consists of 59 subjects from the randomized progabide trial.

Usage

1

Format

  • base:baseline epiliptic seizure counts

  • trt:the indicator for treatment (1=progabide; 0=control)

  • age:baseline age for each subject

  • y1:epiliptic seizure counts in the first week

  • y2:epiliptic seizure counts in the second week

  • y3:epiliptic seizure counts in the third week

  • y4:epiliptic seizure counts in the forth week

Details

The outcome is the count number of epiliptic seizures in each of four consecutive two-week intervals, and the variables recorded include baseline epiliptic seizure counts in an eight-week interval prior to the treatment assignment, the indicator for treatment (1=progabide; 0=control), and baseline age.

Source

Thall PF, and Vail SC. Some covariance models for longitudinal count data with overdispersion. Biometrics 1990; 46: 657-671.



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