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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: Int J Psychophysiol. 2011 Feb 21;80(2):87–95. doi: 10.1016/j.ijpsycho.2011.02.002

Figure 1.

Figure 1

Electrodermal activity by measure for each 1-min epoch synchronized by onset of sleeping period. At least 25 valid observations were required for included time epochs. (SCL, skin conductance level; SCLstd, SCL standard deviation; NSF, non-specific fluctuations)