Table 7. Overview of methods, analysis, and sampling techniques used in the application of the combined framework.

Cycle in ISR	Mode/s of design thinking	Methods and analysis	Sampling
Relevance	Empathise	Observations and unstructured interviews	Purposeful
	Define	Thematic analysis
Rigour	Test	Observations; “think-aloud” protocol; post-study system usability questionnaire.	Purposeful
		Assertional and thematic analysis.
Design	Ideate	Brainstorming
	Prototype	Low-fidelity, iterative prototyping; personas; observations; “think-aloud” protocol; post-study system usability questionnaire.	Convenience
		Assertional and thematic analysis.