Table 3 Identified information needs and design elements to address those needs

Distinguish systolic from diastolic data points

Color differentiation

Visualize clinic home blood pressure data

Include both on visualization

Differentiate clinic and home data

Different symbols for sources

Contextual information about lifestyle and clinical events

Annotations

Relationship between medication and blood pressure

Blood pressure graph stacked with medication timeline

Understanding of blood pressure goals

Shaded goal ranges, default to those appropriate for patients age and comorbidity

Visualize out of range values

Shaded goal ranges were deemed sufficient, several ways of further highlighting out of range values were rejected by both groups

Customizable goal ranges

Customization using radio buttons corresponding to common guidelines

See the raw data

Include stacked data table

Patient burden for data entry

Automated data upload from device

Understand variable blood pressure data

Lowess smoothing line

Understand flow of data to care team

Future design of workflow adaptations for comprehensive hypertension care