Study Metadata

Study metadata is optional and intended for datasets that originate from a clinical trial or formal research study. It captures structured information aligned with clinical trial registry standards (e.g., ClinicalTrials.gov).

Access study metadata at /app/datasets/[datasetId]/study/metadata/.

About

Summary and detailed description of the study, including the brief title, official title, and an expanded summary.

Design

Structural information about how the study was conducted:

• Study type - Interventional, observational, or expanded access
• Allocation - Randomized or non-randomized
• Masking - Who is blinded (participant, investigator, outcomes assessor)
• Phases - Study phase (Phase 1, 2, 3, etc.)
• Enrollment - Target or actual number of participants
• Primary purpose - Treatment, prevention, diagnosis, etc.

Status

Current state of the study and key dates:

• Overall status - Recruiting, completed, suspended, etc.
• Start date - When the study began enrollment
• Primary completion date - When primary outcome data collection ended
• Study completion date - When the overall study ended

Arms

The groups or cohorts participants are assigned to. Each arm has:

• Label - Name of the arm
• Type - Experimental, active comparator, placebo comparator, etc.
• Description - What participants in this arm receive or experience
• Interventions - The interventions assigned to this arm

Interventions

Treatments, procedures, or exposures being studied. Each intervention includes:

• Name - Short name of the intervention
• Type - Drug, device, procedure, behavioral, etc.
• Description - Detailed description
• Other names - Synonyms or brand names

Eligibility

Criteria for participant inclusion and exclusion:

• Eligibility criteria - Free-text inclusion and exclusion criteria
• Sex - All, female, or male
• Minimum and maximum age - Age range for participants
• Healthy volunteers - Whether healthy volunteers are accepted
• Study population - Description of the population

Contacts

Central contact persons for the study, including name, role, phone, and email.

Officials

Overall officials and principal investigators, including name, role, and affiliation.

Locations

Study sites where the research is conducted. Each location includes:

• Facility - Name of the institution
• City, state, country - Geographic information
• Status - Recruiting status at this location
• Contact - Local contact person details

Team

The research team associated with the study, separate from the dataset contributor list.