absenteeism

The state of being absent, especially frequently or without good reason; the practice of an absentee.

The value of having in-house medical expertise is that staff with poor attendance records who have difficulty accessing NHS services can receive support from their employer, to help reduce absenteeism brought about by medical conditions.

Chronic absenteeism, for example, continues to be a problem despite some improvements.

The practice of absenting oneself from the country or district where one's estate is situated.