Definition
This is the number of all Individual Appointments that were not attended (missed).
Formula
This is a raw number (Did Not Attends) that Allie collects from a Practitioner Performance Report in your Practice Management System (Cliniko).
Example
Allie, a practitioner, had 30 scheduled Individual Appointments. However, 2 appointments were missed by clients and they were marked 'Did Not Attend', leaving 28 arrived (completed) appointments. Allie's Did Not Attend metric can be calculated as:
Did Not Attend (DNA): 2
Note: This does not include any Group Appointments (Class) data.