Table 2.

Regional dispersion of repolarization in response to RVN and LVN stimulation

	RVN			LVN
	BL, ms2	During stimulation, ms2	P value vs. BL	BL, ms2	During stimulation, ms2	P value vs. BL
Epicardial regional dispersion of repolarization
LV
Anterior	158 ± 38	148 ± 35	0.82	131 ± 39	113 ± 42	0.50
Lateral	131 ± 44	143 ± 52	0.72	122 ± 42	176 ± 52	0.45
Posterior	111 ± 49	173 ± 79	0.30	94 ± 44	109 ± 69	0.90
RV
Anterior	110 ± 31	160 ± 68	0.10	104 ± 35	145 ± 41	0.14
Lateral	125 ± 51	183 ± 94	0.90	120 ± 56	220 ± 107	0.05
Posterior	156 ± 67	206 ± 87	0.92	143 ± 57	227 ± 96	0.22
Endocardial regional dispersion of repolarization
LV
Anterior	52 ± 32	41 ± 13	0.56	37 ± 20	66 ± 46	0.60
Lateral	88 ± 42	33 ± 17	0.10	103 ± 52	50 ± 20	0.60
Posterior	84 ± 40	88 ± 41	0.74	34 ± 16	60 ± 34	0.20

LV, left ventricle; RV, right ventricle.