Table 1.

Sleep architecture parameters

	Mean ± SD	Range	n
Total sleep (min)	100.1 ± 14.1	80–117.5	7
Sleep efficiency (%)	82.8 ± 11.5	66.7–96.7	7
Sleep latency (min)	6.4 ± 4.1	1.5–11.5	7
Stage 1 (min)	24.1 ± 7.4	16.5–37	7
Stage 2 (min)	32.0 ± 10.0	20–45.5	7
Stage 3 (min)	3.6 ± 1.8	1.5–7	7
Stage 4 (min)	36.9 ± 14.8	18.5–58.5	7
REM (min)	8.2 ± 9.8	2.5–19.5	3