Interaction Modes for Emergency Mobile Apps

Table 4

Experimental procedure.

Step	Stage	Activity
Step 1	Welcome	(i) Introduction to the experiment	—
		(ii) Participation consent
		(iii) Eye-tracker calibration	Eye tracker recalibration (if necessary)
Step 2	Prequestionnaire	(i) Demographic information
		(ii) Experiences with previous emergencies
Step 3	Task 1	(i) Use of the RESCUER App
		(ii) Use of the eye tracker
Step 4	Post-task 1 questionnaire	(i) SMEQ for each screen
		(ii) SMEQ overall
Step 5	Task 2	(i) Use of the RESCUER App
		(ii) Use of the eye tracker
		(iii) Performance of the n-back task
Step 6	Post-task 2 questionnaire	(i) SMEQ for each screen	—
		(ii) SMEQ overall
Step 7	Postquestionnaire	(i) ISONORM 9241/10
Step 8	End	(i) Debriefing
		(ii) Explanation of study purpose