Enter a Non-Fixed Interval

Overview

A non-fixed interval is used for data collected over time without a pre-determined schedule (e.g., clinic visits, surgeries).

Required Role(s)

•  Project Management

Steps

Attributes tab

1. Enter a name for the interval
2. The Active box is checked by default indicating the interval is active
3. Uncheck the Fixed Interval box
4. Select the Interval Type
   1. Follow-up
   2. Screening
5. Enter the After Target Range

   The After Target Range value determines the time period when subjects can access the encounter. 

6. Select the units from the drop down box for the after target range
7. Check the box for Allow Subjects To Create if subjects can create the encounter.

   This option only displays in projects with the Subject Login feature enabled

8. Check the box for Include in Followup Schedule to include completed encounters in the Event Schedule section of the subject portal, which lists the schedule for all fixed encounters.  When the Include in Followup Schedule is not checked the non-fixed encounters will be listed in their own section grouped by interval name.

   This option only displays in projects with the Subject Login feature enabled

9. Optionally enter instructions for the subject that will display when they enter this encounter.

   This section only displays in projects with the Subject Login feature enabled

    
 
 
Variable Groups tab
 

1. Mark the checkbox in the Include column for the variable groups that will be collected at this interval
2. Mark the checkbox in the Entered By Subject column for variable groups that will be entered by the subject

   This column is only displayed in projects with Subject Login enabled

 Interval Expression tab

1. Enter a dependency that is specific to this interval
2. Enter a dependency that goes across variable groups

   Dependencies that are specific to a variable group are entered on the Dependencies tab of the Variable Group Update page