Branching Logic Basics
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Click the branching logic icon on the field that is only required for certain participants. Here you can drag and drop (easiest method) or use advanced syntax and hand type your logic in the box above. as seen below:
Drag and drop format
Decide which instrument your logic is coming from for that field
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“<=” less than or equal to
Examples of all math logic
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Branching Logic with Events
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Head over to the next section of REDCap 101, or head back to the table of contents.