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. 2010 Jun 28;5(6):e11356. doi: 10.1371/journal.pone.0011356

Table 3. NREM sub-stages.

NREM1
Tau-Fast 1.3 (1.1–1.4)
% Fast 93.8%
Tau-Slow 3.6 (2.1–11.5)
% Slow 6.2%
NREM2
Tau-Fast 1.1 (1.1–1.2)
% Fast 90.7%
Tau-Slow 10.8 (10.3–11.4)
% Slow 9.3%
NREM3
Tau-Fast 0.69 (0.67–0.71)
% Fast 94.0%
Tau-Slow 4.3 (4.0–4.6)
% Slow 6.0%
NREM4
Tau 0.79 (0.74–0.84)

Tau values (in units of “epochs”) are given as mean with the 95% confidence interval in parentheses.