“…First, steps with usability problems by our method were compared to the questionnaires. Our method reveals usability problems for steps 1, 2, 3, 4, 5, 6, 7, 9, and 13 (Table 4), while the questionnaires reveals usability problems in steps 1,2,3,4,5,6,7,8,9,10,12,13,14,15, and 16 (Table 5). All the steps identified by our method are included in Table 7 Number of identified usability problems Number of identified Number of identified problems (All steps) problems (steps without 9-15) Our method 42 (6) 36 (4) Questionnaire 63 (27) 47 ( the steps identified by the questionnaires.…”