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The Formula tool creates a new column, or updates a column, using one or more expressions to perform a variety of calculations and operations. See Functions for a list of functions to use when building an expression. Use the Formula tool to: Apply conditional statements.

In your Excel worksheet, cllick on ALT + F11 to open the Visual Basic editor. In Visual Basic Editor, click on the Insert menu. Select Module...Excel's Last Modified Date Function Click on File Select Info Find the information you need under the Related Dates section.

Find the Last Occurrence Using MAX function The MAX function is used to find the row number of the last matching name.SUMPRODUCT is used to ensure that you don't have to use Control + Shift + Enter, as SUMPRODUCT can handle array formulas. INDEX function is now used to find the date for the last matching name.

Find earliest and latest dates with functions In a blank cell, enter the formula =MIN(A1:D7), and press the Enter key.You can also apply the formula =SMALL(A1:D7,1) to get the earliest dates quickly. If you want to find out the latest dates in the range, you can enter the formula =MAX(A1:D7), and press the Enter key.

REDCap has the ability to make real-time calculations on data entry forms and surveys, however it is recommended that calculation field types are not excessively utilized on REDCap data collection instruments as they can slow down the webpages.

Using the Data Dictionary You can add your custom numbering to any variable by filling out the O column in your data dictionary CSV file. By uploading the data dictionary to REDCap, you will then add the new custom numbering to the correct variables.

Configure the Tool Select the fields (columns) to apply the formula to. Only the fields that are of the specified data type display. Select fields individually or use All or Clear. Check Copy Output Fields and Add and select Prefix or Suffix to create new columns for the data.