Table 1.

The effect of various concentrations of caffeine inducibility of AF

Experiment	Control WOV		CAF, 2-4 μg/mL		CAF, 5-7 μg/mL		CAF, 8-10 μg/mL		CAF, 11-20 μg/mL
	No STM	STM-GP	No STM	STM-GP	No STM	STM-GP	No STM	STM-GP	No STM	STM-GP
1	52	198	3	10	202	226	54	88	48	18
2	245	330	63	115	29	128	120	108	165	167
3	70	136	140	320	46	178	5	116	256	200
4	220	310	165	150	5	125	78	112	20	75
5	210	350	230	298	88	260	70	165
6	215	351	234	296	148	160	160	164
7	125	223	148	160	74	165	10
8			20	105	18	90
9			18	45
10			15	45
AV ± SD	162 ± 79	271 ± 85	104 ± 91	154 ± 114	76 ± 68	167 ± 55	71 ± 56	126 ± 32	122 ± 109	115 ± 84
P		<.05		.02		.02		.05		.8
P			.2	.03	.04	.02	.03	.003	.5	.02

CAF indicates caffeine; no STM, no stimulation; STM-GP, stimulation of ganglionic plexus; AV, average.