Theme	Sub-Theme	Approach Questions
Household activities performed by older adults	Routine activities	What do you do during the day? What are your daily activities? In what order do you do them? What differentiates a day when you feel you have done well from a day when you feel you did not do so well?
	Emerging activities	Which household activities do you have to perform occasionally? Why are these activities not performed daily? At what time of the day do you perform them?
Importance assigned to domestic activities	Objective of the activity	What is the purpose you pursue with these daily activities?
	Activity value	What is the most important activity for you during the day? What makes it important? What importance do you attach to those activities during the day?
Difficulties that age represents for doing these.	Difficulties	What are the most difficult activities to do during the day? What makes them different from activities that are easy to do? What makes them difficult?
	Facilitators	What factors help you to do these activities? What personal or environmental characteristics help you to do the activities? Which tools help you to do the activities?
	Obstacles	Which factors make it difficult for you to perform these activities? Which personal or environmental characteristics make it difficult for you to perform the activities? Which tools make it difficult for you to perform the activities?
Adaptation of commonly used products to the needs of Older Adults	Products used	Which products do you use for these activities? How long have you been using them? What do you use them for?
	Advantages of the products	Which features would you emphasize about the product?
	Disadvantages of the products	Which things would you change about the product if you could?
Product proposals	Needs to be addressed	What should the product achieve?
	Desirable features	Which features would be ideal in that product?
	Older adult factors to consider	When designing the product, which characteristics of older adults should the designer consider?