. Author manuscript; available in PMC: 2011 Nov 30.

Published in final edited form as: J Neurosci Methods. 2010 Sep 15;193(2):321–333. doi: 10.1016/j.jneumeth.2010.08.024

Table 2.

Correlation coefficient between 4-s data and 10-s data for each of the nine conventional measures. For all correlations, p < .001.

Correlation coefficients	REM	NREM	Wake
Percent of time	0.881	0.827	0.850
Number of bouts	0.854	0.679	0.689
Average duration	0.612	0.643	0.788