Table 9.

Numbers and proportions of ipsilateral and contralateral NC channels showing significant HC-NC GE coupling^a

HC event	Stage (aHC and pHC combined)	N2						N3
		Ipsilateral			Contralateral			Ipsilateral			Contralateral
	NC-GE type	No. of significant channels	No. of nonsignificant channels	Proportion	No. of significant channels	No. of nonsignificant channels	Proportion	No. of significant channels	No. of nonsignificant channels	Proportion	No. of significant channels	No. of nonsignificant channels	Proportion
SSR	TB	81	367	0.1808	19	119	0.1377	30	418	0.0670	8	130	0.0580
	DS	207	241	0.4621	35	103	0.2536	102	346	0.2277	27	111	0.1957
	SS	143	305	0.3192	35	103	0.2536	88	360	0.1964	15	123	0.1087
	US	230	218	0.5134	54	84	0.3913	108	340	0.2411	24	114	0.1739
Mean over NC-GE types		165	283	0.3689	36	102	0.2591	82	366	0.1831	19	120	0.1341
SS	TB	196	252	0.4375	51	87	0.3696	98	350	0.2188	18	120	0.1304
	DS	317	131	0.7076	79	59	0.5725	191	257	0.4263	46	92	0.3333
	SS	176	272	0.3929	44	94	0.3188	81	367	0.1808	20	118	0.1449
	US	322	126	0.7188	88	50	0.6377	204	244	0.4553	52	86	0.3768
Mean over NC-GE types		253	195	0.5642	66	73	0.4747	144	305	0.3198	34	104	0.2464

^aOverall, across all GEs, the proportions of significant channels were lower for contralateral than for ipsilateral.