subjects

JSON array

This object is an array of subjects, with information about each subject.

JSON variables

🔵 Primary key 🔴 Required 🟡 Computed (squirrel writer/reader should handle these variables)

VariableTypeDefaultDescription (and possible values)

AlternateIDs

JSON array

List of alternate IDs. Comma separated.

DateOfBirth

date

Subject’s date of birth. Used to calculate age-at-server. Can be YYYY-00-00 to store year only, or YYYY-MM-00 to store year and month only.

Gender

char

Gender.

GUID

string

Globally unique identifier, from NDA.

Ethnicity1

string

NIH defined ethnicity: Usually hispanic, non-hispanic

Ethnicity2

string

NIH defined race: americanindian, asian, black, hispanic, islander, white

Sex

char

Sex at birth (F,M,O,U).

SubjectID

string

Unique ID of this subject. Each subject ID must be unique within the package.

InterventionCount

number

Number of intervention objects.

ObservationCount

number

Number of observation objects.

StudyCount

number

Number of studies.

VirtualPath

string

Relative path to the data within the package.

JSON array

Array of imaging studies/sessions.

JSON array

Array of observations.

JSON array

Array of interventions.

Directory structure

Files associated with this section are stored in the following directory

/data/<SubjectID>

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