Table 1.

Study 1: Sample description.

ID	Gender	Age	Level of education	Level of expertise computers/internet/e-mail	Level of expertise cell phone	Level of expertise touch screen
User 1	Female	66	Primary study level	Low	Moderate	Moderate
User 2	Female	40	primary study level	None	Moderate	Moderate
User 3	Female	64	Primary study level	None	Low	Low
User 4	Female	55	Secondary school level	High	High	None