"Measure med-spa reminders by attendance, not message delivery"
"Source","https://bluefinchadvisors.com/blog/measure-med-spa-reminders-by-attendance-not-message-delivery"
"Basis","This planning scenario uses the values entered. It is not an industry benchmark or a quote."

"Inputs","Value","Unit"
"Eligible reminder-group consultations","80","number"
"Reminder-group consultations attended","68","number"
"Eligible comparison consultations","80","number"
"Comparison consultations attended","60","number"

"Results","Value","Unit"
"Reminder-group attendance","85","percent"
"Comparison-group attendance","75","percent"
"Observed difference in percentage points","10","number"

"Calculation detail","Value","Unit"
"Reminder consultations without recorded attendance","12","number"
"Comparison consultations without recorded attendance","20","number"

"Assumptions"
"Count consultations rather than messages or individual reminder attempts."
"Use documented observation, cancellation and rescheduling rules."
"Keep clinical details outside the public count tool."
"The descriptive difference proves no causation or statistical significance."

"Result notes"
"No reminder send or scheduling action occurs."
"This is not a statistical or clinical outcome test."
"An empty group produces an unavailable share and comparison difference."

"Sources"
"NIST: Comparing proportions and the separate statistical question","https://www.itl.nist.gov/div898/handbook/prc/section3/prc33.htm"
"HHS: Marketing uses of protected health information and exceptions","https://www.hhs.gov/hipaa/for-professionals/privacy/guidance/marketing/index.html"
"BlueFinch: Optional paid loyalty service and message requirements","https://bluefinchadvisors.com/toolbox/customer-loyalty"