Related Variables

	hours	Sleep Study: hours of sleep	Lab Visit/Physiology
	arnrembp	Number of Arousals (NREM, Back, all oxygen desaturations)	Polysomnography/Arousals
	arnremop	Number of Arousals (NREM, Other, all oxygen desaturations)	Polysomnography/Arousals
	arrembp	Number of Arousals (REM, Back, all oxygen desaturations)	Polysomnography/Arousals
	arremop	Number of Arousals (REM, Other, all oxygen desaturations)	Polysomnography/Arousals
	slpprdp	Sleep Time	Polysomnography/Sleep Architecture