Table 4.

Themes developed from the thematic analysis, mapped on to NPT constructs

Theme	Sub-theme	Definitions	NPT construct
Ease or burden of implementing HOME BP		Perceptions about how well the digital intervention fits with current roles	Coherence (Individual Specification)
		How tasks were implemented with colleagues	Collective action (Interactional Workability)
Belief in the concept of HOME BP		Perceptions about how the digital intervention fitted with organisational goals or patient outcomes	Coherence (Internalisation)
Supporting patients to manage their own blood pressure	Planning medication escalations	How prescribers adapted the medication planning to facilitate implementation	Collective Action (Contextual Integration)
		Perceptions of the benefits and issues with using this approach to blood pressure management	Reflexive Monitoring (Individual appraisal)
	Using remote communication to manage blood pressure	Prescribers’ perceptions of implementing medication escalation remotely	Collective Action (Relational Integration, Interactional Workability)
		Supporters’ experiences of supporting patients via email	Collective Action (Relational Integration)
		Prescribers’ and supporters’ experiences of receiving emails from patients	Collective Action (Interactional workability)
	Delivering additional support to patients at the Practice	Perceptions about using the CARE approach to support patients	Coherence (Individual Specification) Collective Action (Skillset Workability)
Reluctance to escalate medication		Barriers to adhering to recommended medication escalations	Collective Action (Relational Integration)