A good data definition provides a complete description of ALL the characteristics associated with a variable, form, or study event. We love your variables and what we need to fully appreciate their goodness is good old "TLV" from you.
| Stands forFor.. | DescriptionMore... | |
|---|---|---|
T | Type of Variable | The most common types are dates, number, coded variables (e.g., 0 = No, 1 = Yes; Tell us if more than one option can be selected). |
L | Layout and Logic | Indicate the look and feel of the variable, and when it should be displayed (e.g., only show if subject is a male). |
V | Validation | Indicate the (acceptable range, units) |
Keep It Simple!!
The standard look and feel layout is one row per variable.
Mark It UP!!
Don't hold back, mark it up!! You You love your variables as much as we do, so go ahead and give each variable on a form good old TLV so give each variable some good old TLV and Mark It Up before sending to us.!
Example Marked Up Form
Variable Standards and Defaults
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