Sleep/wake estimation using only anterior tibialis electromyography data

Table 3 Sleep/wake estimation results based on sleep postures

Subject # (symptom)	Supine		Lateral (left)		Lateral (right)		Prone
	epoch	Kappa	epoch	Kappa	epoch	Kappa	epoch	Kappa
1 (N)	627	0.68	173	0.60	177	0.52	0	n/a
2 (N)	756	0.63	0	n/a	81	0.65	0	n/a
3 (N)	681	0.72	137	0.69	122	0.61	0	n/a
4 (N)	756	0.60	0	n/a	81	0.65	0	n/a
5 (N)	687	0.56	277	0.70	0	n/a	0	n/a
6 (N)	959	0.71	0	n/a	44	0.76	0	n/a
7 (N)	849	0.55	0	n/a	0	n/a	0	n/a
8 (O)	592	0.63	0	n/a	383	0.64	0	n/a
9 (O)	863	0.66	0	n/a	110	0.61	0	n/a
10 (P)	641	0.42	155	0.51	151	0.46	0	n/a
11 (P)	565	0.56	336	0.38	0	n/a	0	n/a
12 (P)	900	0.25	79	0.46	0	n/a	0	n/a
Mean	739.6	0.58	96.4	0.56	95.8	0.61	0	n/a
(SD)	(128.8)	(0.13)	(119.5)	(0.13)	(109.9)	(0.09)	(0)

KAPPA kappa statistic, SD standard deviation, symptom: N Normal, O OSA, P PLMD.

ISSN: 1475-925X