Analyzing Patients’ Values by Applying Cluster Analysis and LRFM Model in a Pediatric Dental Clinic in Taiwan

Table 1

The definitions of LRFM model.

Variables	Definitions
Length (𝐿)	Refers to the number of days from the first visit date to the last visit date since September 17, 1995
Recency (𝑅)	Refers to the number of days since the last visit from July 1, 2009, to June 30, 2011
Frequency (𝐹)	Refers to the number of visits in a specified time period (July 1, 2009, to June 30, 2011)
Monetary (𝑀)*	Refers to the copayment and registration fee per visit (*proposed to be fixed)