Table 3.
Situation awareness and dashboard results.
| Construct | Item | Physician, mean (SD) | Nurse, mean (SD) | Total, mean (SD) |
| Instability representation | Q11. The dashboard adequately represents the instability of the EDa. | 3.96 (1.0) | 3.78 (0.7) | 3.87 (0.8) |
| Complexity representation | Q12. The dashboard adequately represents the complexity of the ED. | 4.12 (0.9) | 3.93 (0.6) | 4.02 (0.8) |
| Variability representation | Q13. The dashboard contains key elements that are changing in the ED. | 4.08 (0.6) | 3.85 (0.8) | 3.96 (0.7) |
| Arousal support | Q14. The dashboard helps me be alert and clearer. | 3.92 (0.9) | 3.74 (0.7) | 3.83 (0.8) |
| Concentration support | Q15. The dashboard helps me focus on the situation in the ED. | 4.20 (0.6) | 4.11 (0.6) | 4.15 (0.6) |
| Spare mental capacity support | Q16. I can acquire additional mental capacity in a pressing ED situation. | 3.60 (1.2) | 3.48 (0.9) | 3.54 (1.0) |
| Division of attention | Q17. The dashboard distracts attention from important tasks of the ED. | 2.12 (0.7) | 2.37 (0.9) | 2.25 (0.8) |
| Information quantity provided | Q18. The quantity of information provided by the dashboard is appropriate for performing ED tasks. | 3.84 (0.9) | 3.67 (0.8) | 3.75 (0.8) |
| Information quality provided | Q19. The quality of information provided by the dashboard is appropriate for performing ED tasks. | 3.92 (1.0) | 3.96 (0.6) | 3.94 (0.8) |
| Familiarity of dashboard | Q20. I can perform ED tasks more proficiently using the dashboard. | 4.00 (0.9) | 3.89 (0.8) | 3.94 (0.9) |
| Situation awareness index | — | 3.95 (0.6) | 3.80 (0.5) | 3.87 (0.6) |
aED: emergency department.