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Study Start Date
Definition 1
The date on which a study began. (NCI Thesaurus)
Definition 2
Date on which the acquisition of the study information was started. (NCI Thesaurus/DICOM)
Definition 3
The earliest date of informed consent among any subject (Date/Time of Informed Consent, RFICDTC) that enrolled in the study. For studies conducted without informed consent (ie. emergency use) use the date of treatment. Dates for subjects who were screen failures are not included. (NCI Thesaurus/CDISC)
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An attribute used to indicate whether the sponsor assumes an ultimate responsibility for the initiation, management and/or financing of a clinical study,…
An entity that is responsible for overseeing the activities of the study sponsor.
A range of integers specifying the minimum and maximum number of subjects needed for enrollment at this site.
The date (and time) on which the status is assigned to the study site.
A coded value specifying the phase in the lifecycle of the study site.
A business process state of a site in relation to its approval status, authorization for patient enrollment, and other protocol-specific activities in…
