All Classes and Interfaces

Classes

Class	Description
Add	The function Add adds the two arguments.
Aggregator
And	The function And is a Boolean operation on any number of Boolean expressions (arguments).
Avg	The function Avg returns the average of the argument values.
ConstantEntity
Count	The function Count returns the number of values of the argument expression.
CutFirst	The function CutFirst cuts the temporally first element of the given arguments list and returns the resulting list.
CutLast	The function CutLast cuts the temporally last element of the given arguments list and returns the resulting list.
Date	The function Date returns the timestamp (date + time) of the argument value.
DiffDays	The function DiffDays returns the time difference in days between two dates.
DiffMonths	The function DiffMonths returns the time difference in months between two dates.
DiffYears	The function DiffYears returns the time difference in years between two dates.
Divide	The function Divide divides the first argument by the second one.
Duration	The function Duration returns the duration (in days) of a process (e.g., encounter or medication administration).
E	The constant E (e) is the Euler's number, approximately equal to 2.71828. Return data type: number
Empty	The function Empty returns 'true' if the argument expression contains no values, otherwise 'false'.
EncAge	The function EncAge returns the age of the patient at the start of the last encounter.
EncType	The function EncType returns 'true' if the encounter type (e.g., inpatient or ambulatory) in which the data (1st argument) was collected matches one of the defined types (starting with the second argument), otherwise 'false'.
EndsBefore	The function EndsBefore returns 'true' if the process (e.g., encounter or medication administration) represented by the 1st argument ends before the process represented by the 2nd argument, otherwise 'false'.
Eq	The function Eq realizes the comparison operator '=' (equal) and returns 'true' if the two arguments are equal, otherwise 'false'.
Exists	The function Exists returns 'true' if the argument expression contains values, otherwise 'false'.
False	The constant False is a Boolean constant. Return data type: boolean
Filter	The function Filter reduces the number of elements in a list (1st argument) based on a value range or date range restriction.
First	The function First returns the temporally first value of the argument values (based on their timestamps).
ForEach	The function ForEach (loop) executes an expression (2nd argument) for each value of a phenotype class (input variable, 1st argument) and returns a list of result expressions (i.e.
Ge	The function Ge realizes the comparison operator '≥' (greater or equal) and returns 'true' if the first argument is greater than or equal to the second argument, otherwise 'false'.
GeC	The constant GeC (greater or equal) represents the comparison operator '≥'. Return data type: text
Gt	The function Gt realizes the comparison operator '>' (greater) and returns 'true' if the first argument is greater than the second argument, otherwise 'false'.
GtC	The constant GtC (greater) represents the comparison operator '>'. Return data type: text
If	The function If returns the then-expression (2nd argument) if a condition (the if-expression, 1st argument) is true, otherwise the optional else-expression (3rd argument).
In	The function In return 'true' if the given value (1st argument) lies in a given range (2nd argument), otherwise 'false'.
Last	The function Last returns the temporally last value of the argument values (based on their timestamps).
Le	The function Le realizes the comparison operator '≤' (less or equal) and returns 'true' if the first argument is less than or equal to the second argument, otherwise 'false'.
LeC	The constant LeC (less or equal) represents the comparison operator '≤'. Return data type: text
Li	The function Li combines its argument expressions to one expression containing multiple values.
Ln	The function Ln calculates the natural logarithm.
Lt	The function Lt realizes the comparison operator '<' (less) and returns 'true' if the first argument is less than the second argument, otherwise 'false'.
LtC	The constant LtC (less) represents the comparison operator '<'. Return data type: text
Max	The function Max returns the maximum value of the argument values.
MaxTrue	The function MaxTrue is an extended Boolean operation.
Median	The function Median returns the median (separating the higher half from the lower half) of the argument values.
Min	The function Min returns the minimum value of the argument values.
MinTrue	The function MinTrue is an extended Boolean operation.
Multiply	The function Multiply multiplies the two arguments.
Ne	The function Ne realizes the comparison operator '≠' (not equal) and returns 'true' if the two arguments are unequal, otherwise 'false'.
Not	The function Not is a Boolean operation on a single Boolean expression (argument).
Now	The constant Now represents the current time. Return data type: date-time
Or	The function Or is a Boolean operation on any number of Boolean expressions (arguments).
Overlap1	The function Overlap1 returns 'true' if the two processes (e.g., encounter or medication administration) represented by the first and the second arguments temporally overlap (unidirectional, i.e., the first one starts not later as the second one), otherwise 'false'.
Overlap2	The function Overlap2 returns 'true' if the two processes (e.g., encounter or medication administration) represented by the first and the second arguments temporally overlap (bidirectional), otherwise 'false'.
Pi	The constant Pi (π) is the ratio of a circle's circumference to its diameter, approximately equal to 3.14159. Return data type: number
PlusDays	The function PlusDays adds the given number of days (2nd argument) to the given date (1st argument) and returns the resulting date.
PlusMonths	The function PlusMonths adds the given number of months (2nd argument) to the given date (1st argument) and returns the resulting date.
PlusYears	The function PlusYears adds the given number of years (2nd argument) to the given date (1st argument) and returns the resulting date.
Power	The function Power realizes the exponentiation operation.
RefValues	The function RefValues reduces the number of elements in a list (1st argument) based on a date range restriction.
Round	The function Round rounds the given number (1st argument) to the desired number of decimal places (2nd argument).
StartsBefore	The function StartsBefore returns 'true' if the process (e.g., encounter or medication administration) represented by the 1st argument starts before the process represented by the 2nd argument, otherwise 'false'.
Subtract	The function Subtract subtracts the second argument from the first one.
Sum	The function Sum adds all its arguments.
Switch	The function Switch combines any number of if-then pairs and an optional default expression (else-expression).
TimeDistance	The function TimeDistance returns 'true' if the value list (1st argument) contains at least n values (2nd argument) in such a way that the time intervals (in hours) between them lie within a defined range (3rd-6th arguments), otherwise 'false'.
Today	The constant Today represents the current date (with time 00:00). Return data type: date-time
True	The constant True is a Boolean constant. Return data type: boolean
Union	The function Union combines its argument expressions to one expression containing multiple values.
Vals	The function Vals combines its argument expressions to one expression containing multiple values.