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. 2012 May 9;32(19):6711–6717. doi: 10.1523/JNEUROSCI.0045-12.2012

Table 1.

Self-reports of alertness and sleepiness for the RW and SD sessions after placebo and after MP

Placebo
MP
30 min 60 min 90 min 30 min 60 min 90 min
Alertness
    RW 8.5 ± 1.3 8.0 ± 0.9 8.0 ± 1.7 8.3 ± 1.7 8.5 ± 1.4 8.7 ± 1.2
    SD 6.0 ± 1.7 6.1 ± 1.7 6.5 ± 2.3 6.6 ± 2.7 7.1 ± 1.9 8.2 ± 1.5
Sleepiness
    RW 2.1 ± 1.2 3.5 ± 2.2 2.9 ± 1.9 2.9 ± 2.0 2.8 ± 1.9 2.0 ± 1.5
    SD 8.5 ± 1.6 8.3 ± 2.1 7.4 ± 2.0 7.5 ± 2.0 6.8 ± 2.6 4.0 ± 2.4

Values correspond to means ± SDs.