Table 2.

System Usability Scale (SUS) scores for the visual interactive analytic tool for filtering and summarizing large health data sets coded with hierarchical terminologies (VIADS) from the individual participants (n=12).

Participant number	SUS score
P1	82.5
P2	85
P3	67.5
P4	72.5
P5	55
P6	65
P7	80
P8	85
P9	77.5
P10	37.5
P11	87.5
P12	67.5