Table 2 System usability and NASA-TLX values
Variable | All Participants (n = 95) | Low Scoring (n = 44) | Medium Scoring (n = 28) | High Scoring (n = 23) | p value |
|---|---|---|---|---|---|
Score | 108,130 [58,350 − 293,142] | 56,290 [35,528-76999] | 140,990 [114,756 − 216,574] | 435,789 [344,096–679,797] | ------- |
System Usability Index Total Score (50) | 45 [40–47] | 42.5 [35–46] | 46 [41-47.75] | 46 [45–48] | 0.007 |
Nasa-TLX Total Score (600) | 283 [2131 − 352] | 311.5 [240–369] | 291.5 [211–354] | 238 [175–336] | 0.045 |