Table 1.

Overview of functionalities of the telemonitoring app and patient tasks to be performed.

Functionalities offered by the telemonitoring app	Patient tasks to be performed
Measurement of vital data with provided measuring devices at predefined times according to the general practitioner’s treatment regime; data are automatically transmitted to the tablet and to a German Red Cross care coordination center for intervention necessity assessment	Once per week: measurement of blood pressure and heart frequency
Continuous weekday monitoring of measured vital data values by case and care managers at the care coordination center; these managers contact patients in case of exceeding vital data values for possible therapeutic intervention (thresholds predefined by general practitioner)	Completing intervention questionnaires providing information about the reasons for deviation to the case and care managers to derive possible therapeutic interventions
Overview of measured vital data and vital data charts	Not applicable
Regular provision of patient questionnaires	Once at the beginning: completing a questionnaire on general health conditions Once per week: Completing questionnaires on treatment modifications, medication adherence, sleeping habits, pain, alcohol and tobacco consumption, and the disease-specific health status (eg, chronic heart failure and type 2 diabetes) Depending on individual needs: completing additional questionnaires sent by the case and care managers (eg, on the topics of nutrition and depression)
Provision of educational and training material, particularly instructional videos for individual chronic diseases	Not applicable
Receiving messages from the case and care managers (eg, reminder of measurement or answering questionnaires, video recommendations, or congratulations on milestones)	Not applicable