DEFINITION :  The Trial Elements (TE) domain outlines the distinct phases or periods of the trial that subjects pass through, such as screening, treatment, and follow-up phases.

PURPOSE : To capture the structure of the clinical trial by defining each element or time period in which certain procedures are carried out. This helps ensure that subjects are following the correct sequence of study activities.

STRUCTURE : One record per planned Element

TOPIC : STUDYID, ETCD

KEY VARIABLES :