Table 4.

Likelihood of choosing a reminder system under different scenarios

	Base scenario	Scenario 1	Scenario 2	Scenario 3
Modality	Postal letter	Automated text message	E-mail	Phone call with a person
Timing	1 month before the appointment	Less than 3 days before the appointment	1 week before the appointment	Less than 3 days before the appointment
Content	Basic details	Basic details + appointment cost	Basic details + appointment cost	Basic details + appointment cost
Interactivity	No ability to cancel or modify the appointment	Ability to cancel or modify the appointment	Ability to cancel or modify the appointment	Ability to cancel or modify the appointment
Probability of choosing the specified reminder system	88.7%	97.1%	96.2%	94.4%