Table 3.

Study measures

Construct	Measures	Data source	Timing of administration
Pre-implementation phase
Intervention characteristics	• Organizational readiness to change (12-item Evidence Scale)	• Steering committee and staff surveys	Baseline
Inner setting	• Implementation Climate Scale • Implementation Leadership Scale • Organizational Culture domain of the Organizational Social Context Scale	• Semi-structured interviews with Key Stakeholders • Steering committee and staff surveys	Baseline
Implementation process	• External Change Agent Support tool (3-item tool) • Organizational Readiness to Change Assessment (Facilitation Scale-8 item)	• Steering committee and staff surveys	Baseline
Implementation phase
Systolic BP reduction (primary outcome)	• Automated BP Monitor (according to WHO guidelines) • Participant characteristics	• Clinic patient medical records	Baseline and 12 months
Adoption of TASSH (secondary outcome)	• CVD Risk Assessment • Lifestyle Counseling • Medication Titration	• Nurse interviews and questionnaires • Attendance log sheet patient visits	12 months
Post-implementation phase
Sustainability of TASSH (secondary outcome)	• CVD Risk Assessment • Lifestyle Counseling • Medication Titration	• Nurse interviews and questionnaires • Attendance log sheet patient visits	24 months