Check succession between two activities
If activity A happens, it should be eventually followed by activity B. If activity B happens, it should be preceded by activity A.
succession(activity_a, activity_b)
activity_a |
Activity A. A character vector of length one. This should be an activity of the event log supplied to 'check_rule'. |
activity_b |
Activity B. A character vector of length one. This should be an activity of the event log supplied to 'check_rule'. |
Other Declarative Rules:
absent(),
and(),
contains_between(),
contains_exactly(),
contains(),
ends(),
precedence(),
responded_existence(),
response(),
starts(),
xor()
library(bupaR)
library(eventdataR)
# Blood test should always happen before a MRI Scan,
# and both should happen when one of them happens.
patients %>%
check_rule(succession("Blood test","MRI SCAN"))Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.