The Broken Weeks report will show how many weeks of attendance have been broken due to a student being marked as absent.
To get to this page click Students > Attendance > Absentees > Broken Weeks.
The date range can be adjusted by clicking on the current date to view a period of your choice.
You can take various actions by first selecting students using the tick boxes, and clicking on the blue pencil. A list will appear with several options to choose from, including sending communications to Primary Guardians / Creating an Intervention.