Visits endpoint

Given a StudyKey, fetch the set of visits. A visit is a conduct resource that represents a single instance of an interval for a subject.

Accessing the index

A GET request is used to access the index

Request structure

GET /api/v1/edc/studies/PHARMADEMO/visits?page=0&size=25&sort=visitId%2CASC&filter=subjectKey%3D%3D270 HTTP/1.1
Content-Type: application/json
Host: localhost:8080

Path parameters are required.

Table 1. /api/v1/edc/studies/{studyKey}/visits
Parameter Description

studyKey

StudyKey to retrieve list of visits

Request parameters

Request parameters are optional. Default values are used unless specified.

Parameter Description

page

Which index page to be returned. Default value is 0.

size

Items per page to be returned. Default value is 25. Maximum items allowed per page is 500

sort

Name of the property by which to sort the result set. To sort in a particular direction add a comma to the property name and either asc or desc. To sort by multiple properties add additional sort parameters. Default value is visitId,asc.

filter

Optional filter search criteria. Must follow correct syntax. Refer to filter section for details.

Response body

Below is an example response payload.

{
  "metadata" : {
    "status" : "OK",
    "method" : "GET",
    "path" : "/api/v1/edc/studies/PHARMADEMO/visits",
    "timestamp" : "2025-06-05 21:12:08",
    "error" : { }
  },
  "pagination" : {
    "currentPage" : 0,
    "size" : 25,
    "totalPages" : 1,
    "totalElements" : 1,
    "sort" : [ {
      "property" : "visitId",
      "direction" : "ASC"
    } ]
  },
  "data" : [ {
    "visitId" : 1,
    "studyKey" : "PHARMADEMO",
    "intervalId" : 13,
    "intervalName" : "Day 15",
    "subjectId" : 247,
    "subjectKey" : "111-005",
    "startDate" : "2025-06-05",
    "endDate" : "2025-06-12",
    "dueDate" : null,
    "visitDate" : "2025-06-07",
    "visitDateForm" : "Follow Up",
    "deleted" : false,
    "visitDateQuestion" : "AESEV",
    "dateCreated" : "2025-06-05 21:12:08",
    "dateModified" : "2025-06-05 21:12:08"
  } ]
}

Response fields

Path Type Description

metadata.status

String

Http status

metadata.method

String

Http method

metadata.path

String

Requested URI path

metadata.timestamp

String

Timestamp when response was generated

metadata.error

Object

Detailed error message from request if an error occured

pagination.currentPage

Number

Current index page

pagination.size

Number

Size per page

pagination.totalPages

Number

Total pages returned from search

pagination.totalElements

Number

Total elements returned from search

pagination.sort[].property

String

Sort property

pagination.sort[].direction

String

Sort direction

data[].studyKey

String

Unique study key for a given study

data[].subjectId

Number

Mednet Subject ID

data[].subjectKey

String

Protocol-assigned subject identifier

data[].visitId

Number

Unique system identifier for the subject visit instance

data[].intervalId

Number

Unique system indentifier for the related interval

data[].intervalName

String

User defined identifier for the related interval

data[].startDate

String

Subject visit Start Date defined in interval visit window

data[].dueDate

Null

Subject visit Due Date defined in interval visit window

data[].endDate

String

Subject visit End Date defined in interval visit window

data[].visitDate

String

Subject visit Actual Date defined in interval visit window

data[].visitDateForm

String

Actual Date Form defined in interval visit window

data[].deleted

Boolean

Subject visit deleted flag

data[].visitDateQuestion

String

User defined field identifier

data[].dateCreated

String

Date when this visit was created

data[].dateModified

String

Date when this visit was last modified