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. Author manuscript; available in PMC: 2014 Aug 4.
Published in final edited form as: Neuroscience. 2010 Sep 15;171(2):622–634. doi: 10.1016/j.neuroscience.2010.08.071

Table 1.

Participant Characteristics: Top row corresponds to the mean (standard deviations) of the age of participants at each recording sessions. Bottom row corresponds to the mean (standard deviations) of the frequency of the peak in the sigma range (11 16 Hz) of the NREM sleep EEG for each recording session.

Children Initial Children Follow-up Teens Initial Teens Follow-up Young Adults
Age (Years) 10 (0.5) 12.4 (0.6) 15.8 (0.5) 18.3 (0.6) 22.3 (0.9)
Spindle (Hz) 12.5 (0.4) 12.7 (0.4) 13 (1) 13.4 (1.2) 13.4 (0.4)