Table 2:
Summary of SUS and QUIS scores
| N | Mean (SD) | |
|---|---|---|
| System Usability Scale (SUS) | 22 | 73.2 (18.8) |
| Questionnaire for User Interaction Satisfaction (QUIS) | ||
| Overall User Reactions | 20 | 6.1 (1.0) |
| Terrible/Wonderful | 21 | 7.1 (1.5) |
| Frustrating/Satisfying | 21 | 5.8 (2.6) |
| Dull/Stimulating | 21 | 5.4 (2.6) |
| Difficult/Easy | 21 | 6.1 (2.5) |
| Rigid/Flexible | 20 | 6.5 (2.1) |
| Dashboard Screen | 22 | 7.7 (1.2) |
| Characters on screen hard/easy to read | 22 | 8.0 (1.4) |
| Highlighting helpful/unhelpful | 22 | 8.0 (1.2) |
| Screen layouts helpful never/always | 22 | 7.4 (1.3) |
| Sequence of screens confusing/clear | 22 | 7.3 (1.7) |
| Terminology and Dashboard Information | 22 | 7.8 (1.5) |
| The use of terminology inconsistent/consistent | 22 | 7.8 (1.4) |
| Terminology relates to work never/always | 22 | 7.7 (1.5) |
| Learning the Dashboard | 22 | 7.5 (1.3) |
| Learning the dashboard difficult/easy | 22 | 7.5 (1.3) |
| Exploration of features by trial and error discouraging/encouraging | 22 | 7.5 (1.4) |
| Tasks performed in straightforward manner never/always | 22 | 7.5 (1.4) |
| Dashboard Capabilities | 22 | 7.6 (1.4) |
| Dashboard speed too slow/fast enough | 22 | 8.0 (1.40 |
| Ease of operation depends on level of experience never/always | 22 | 7.1 (2.0) |