Table 2.

Mean ± SD and min-max scores of NASA-TLX dimensions among the operators (n=213)

Workload dimensions	Mean	SD	Min	Max
Mental demand	92.25	11.03	35	100
Physical demand	36.15	19.69	0	90
Temporal demand	86.45	13.31	25	100
Performance	80.68	12.88	30	100
Frustration	86.13	13.75	30	100
Effort	59.30	25.64	0	100
Total workload	82.38	8.89	49.66	100