TABLE 2.

The physical and mental workload of ICU nurses

Variable	Mean	SD	Median	Min	Max
Physical workload (NAS)	72.84%	22.07%	78.07%	24.30%	111.03%
Mental workload (NASA‐TLX)
Mental demands	72.68	12.44	73.33	41.67	93.33
Physical demands	77.73	11.99	78.33	50	98.33
Temporal demands	69.25	14.46	70.00	36.67	95.00
Perceived performance	45.53	25.01	46.66	5.00	95
Effort	75.20	14.56	76.66	28.33	96.67
Frustration	52.80	21.07	53.33	5.00	98.33
Total mental workload	70.21	12.36	71.33	42.89	95.23

Abbreviations: NAS, nursing activities score; NASA‐TLX, NASA Task Load Index.