Predefined functions in the system library
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. |
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Calculates the body surface area. |
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Calculates the waist-to-hip ratio. |
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Clinical Validation Functions |
Checks the format of the subject initials. |
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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. |
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Compares two date times to determine whether the first date time is less than, equal to, or greater than the second date time. |
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Compares two date times to determine whether they are within a specified range of each other. |
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Returns the current date and time on the InForm server. |
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Returns the number of units between two specified dates, based on the requested date part. |
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Normalizes a date based on the specified template. |
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Normalizes UNKNOWN or EMPTY date time parts to the maximum values for those parts. |
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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. |
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Checks whether a specified value is greater than all values in an array. |
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Checks whether a specified value is greater than or equal to at least one of the values in an array. |
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Checks whether a specified value is equal to one of the values in an array. |
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Checks whether a specified value is less than all values in an array. |
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Checks whether a specified value is less than or equal to at least one of the values in an array. |
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EDC |
Returns the screening number of the subject in the InForm application. |
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Returns the locale of the study site, such as en-US or ja-JP. |
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Returns the mnemonic (abbreviated site name, specified in the Admin area of the InForm application) for the site of the current subject. |
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Returns the current time at the data-entry site. |
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Returns the number of the subject in the InForm application. |
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Returns the name of the trial in the InForm application. |
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Returns the name of user who is currently logged in to the InForm application. |
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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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Rule Event Functions |
Determines whether to send data to the InForm Publisher queue. |