Definition The percentage of employees who are absent from work, regardless of the reason, relative to the total number of employees.
Calculation Number of days absent ÷ total number of working days × 100%
Unit of Measurement Percentage
Function Core HR
Method of Estimation The method of estimation may vary depending on the organization and its reporting processes. Almost all HR software platforms have built-in calculations for absenteeism calculation.
Timeframe Usually measured on a monthly or yearly basis.

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