Predefined functions in the System Library
Classification | Function | Purpose |
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Clinical Functions. | Calculates the Body-Mass Index, based on height and weight. | |
| Calculates the body surface area. | |
| Calculates the waist-to-hip ratio. | |
Clinical Validation Functions. | Checks the format of the subject initials. | |
Date Manipulation Functions. | Calculates a new date and time by adding an interval to or subtracting an interval from another date and time. The interval is based on a date part, for example, a number of days. | |
| Compares two date times to determine whether the first date time is less than, equal to, or greater than the second date time. | |
| Compares two date times to determine whether they are within a specified range of each other. | |
| Returns the current date and time on the InForm server. | |
| Returns the number of units between two specified dates, based on the requested date part. | |
| Normalizes a date based on the specified template. | |
| Normalizes UNKNOWN or EMPTY date time parts to the maximum values for those parts. | |
Date/Time, Float, Integer, or Text Array Comparison Functions. These functions take different parameters depending on the data type of the value to which you are comparing the values in the array. | Counts the number of occurrences of a specified value in an array. | |
| Checks whether a specified value is greater than all values in an array. | |
| Checks whether a specified value is greater than or equal to at least one of the values in an array. | |
| Checks whether a specified value is equal to one of the values in an array. | |
| Checks whether a specified value is less than all values in an array. | |
| Checks whether a specified value is less than or equal to at least one of the values in an array. | |
EDC | Returns the screening number of the subject in the InForm application. | |
| Returns the current time at the data-entry site. | |
| Returns the mnemonic (abbreviated site name, specified in the Admin area of the InForm application) for the site of the current subject. | |
| Returns the locale of the study site, such as en-US or ja-JP. | |
| Returns the name of the trial in the InForm application. | |
| Returns the name of user who is currently logged in to the InForm application. | |
| Returns the number of the subject in the InForm application. | |
| Returns a drug kit number based on the randomization type and the sequence and drug kit numbers stored in the randomization source database on the InForm host computer. |
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