| BDIdata {npmlda} | R Documentation |
BDIdata dataset
Description
This dataset includes 557 depressed patients (total 7117 observations) in the cognitive behavior therapy arm in the Enhancing Recovery in Coronary Heart Disease Patients (ENRICHD) study.
Usage
data(BDIdata)
Format
A data frame with 7117 rows and 5 variables.
Details
ID. Subject ID
time. Study visit time (in days) since randomization
BDI. Beck Depression Inventory (BDI) score
med. Antidepressant medication use
med.time. The starting time of medication
References
Wu, C. O., Tian, X. and Bang, H. A varying-coefficient model for the evaluation of time-varying concomitant intervention effects in longitudinal studies. Statistics in Medicine, 27:3042-3056, 2008.
Wu, C. O., Tian, X. and Jiang, W. A shared parameter model for the estimation of longitudinal concomitant intervention effects Biostatistics, 12(4):737-749, 2011.