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. 2016 Sep 14;9(3):207–211. doi: 10.1016/j.slsci.2016.09.001

Table 1.

Effect of restricted sleep on karolinska sleepiness scale (KSS), visual reaction time (VRT) and auditory reaction time (ART). Where *significance change (p≤0.05) compared with normal sleep and #significance change (p≤0.05) compared with 4th day.

1st-day 4th-day 7th-day
KSS
Normal sleep 2.6±0.6 2.4±0.6 2.5±0.5
Restricted sleep 2.5±0.4 4.4±0.7* 6.5±0.9*#
VRT(ms)
Normal sleep 450±26 473±30 465±27
Restricted sleep 460±32 569±35* 715±43*#
ART (ms)
Normal sleep 243±30 250±25 260±28
Restricted sleep 255±27 330±44* 440±40*#