Table 2.

Driving condition level (DCL) in well-rested and sleep-deprived conditions.

Subject	S1	S2	S3	S4	S5	S6	S7	S8	S9	S10	S11	Mean
Well-rested	2.52	2.48	2.31	2.04	2.24	2.75	1.94	2.80	1.94	2.01	2	2.34
Sleep-deprived	1.47	1.17	1.44	1.07	1.11	1.73	1.42	1.88	1.54	1.19	1.21	1.39
rDCL (%)	41.7	52.8	37.7	47.5	50.2	37.1	26.7	32.9	21	40.8	39.5	40.7

Relative DCL (rDCL) indicates percentage of fatigue level by comparison to well-rested condition.