Table 1.

Sleep architecture (mean ± SEM).

	Total time with lights off	Wake	N1	N2	N3	REM
Minutes	91.92 ± 1.14	21.57 ± 3.59	12.47 ± 1.76	24.25 ± 2.54	31.37 ± 3.34	2.27 ± 0.85
Percentage	100%	23.29 ± 3.86	13.42 ± 1.78	26.37 ± 2.71	34.49 ± 3.7	2.43 ± 0.91