Table 3.

Median or mean difference in workload subscale and total scores.

Subscales	Wilcoxon signed ranks test paired differences
	Median/mean difference	Z/t	p-Value
Mental	115	−2.693	0.007
Physical	95	−3.138	0.002
Temporal	15	−1.606	0.108
Performance	20	−0.498	0.619
Effort	15	−0.314	0.754
Frustration	37.5	−1.058	0.290
Total workload score	14.34	5.63	<0.001**

Wilcoxon signed-rank unless otherwise indicated.

Text in bold represents statistical significance.

**Paired t-test.