Table 2. Experiment 1: PVT data.

PVT results-means and standard error of the mean.

	Normal sleep	Sleep restriction	t-test (2-tailed)
Reciprocal RT	4.14 (0.11)	3.71 (0.15)	t(23) = 3.37, p = 0.003*
RRT SD	0.84 (0.16)	0.72 (0.07)	t(23) = 0.68, p = 0.287
Reciprocal slowest 10%	2.99 (0.12)	2.49 (0.16)	t(23) = 3.90, p = 0.001*
Mean number of lapses (sqrt)	0.26 (0.11)	1.24 (0.32)	t(23) = -2.80, p = 0.010*
Mean number of false starts (sqrt)	1.24 (0.20)	0.80 (0.22)	t(23) = 2.07, p = 0.050

Note:

^*Significance at α = 0.05.