Check declarative rules.
This function can be used to check rules on event data. It needs an event log and a rule. Rules can be made with the following functions: absent(), and(), contains(), contains_between(), contains_exactly(), ends(), precedence(), response(), responded_existence(), starts(), succession(), xor().
check_rule(eventlog, rule, label = NULL)
eventlog |
Eventlog object |
rule |
A rule create by a rule function. |
label |
Optionally, the variable name under which the result of the rule should be stored. |
An annotated event log, where a new column indicates whether the rule holds or not. The name of the new column can optionally be set using the "label" argument.
library(bupaR)
library(eventdataR)
# check whether MRI Scan is preceded by Blood test.
patients %>%
check_rule(precedence("Blood test","MRI SCAN"))Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.