Table 1.

Duration (s) of noise types in leads 1 (left) and 2 (right) for external event recorder (EER; 1–8, 23 and 27) and 7 day Holter (7d) recordings.

N. Pat	Total Duration	Free	Low	Moderate	Hard	Other	Free	Low	Moderate	Hard	Other
1	2843,00	1383,55	774,36	621,97	57,26	5,88	1563,73	984,01	244,52	44,87	5,88
2	2433,00	195,11	719,02	994,89	480,24	43,76	180,68	725,48	994,67	488,42	43,76
3	2854,00	52,53	307,62	1891,07	434,43	168,36	32,50	287,83	1483,24	810,95	239,49
4	1673,00	338,98	44,54	861,47	392,53	35,49	345,50	31,84	514,52	745,66	35,49
5	4214,07	3451,95	709,36	10,19	29,76	12,82	3268,71	892,67	10,19	29,76	12,75
6	2134,00	65,05	611,16	1025,32	50,13	382,35	49,65	831,60	822,24	51,24	379,28
7	1172,00	376,00	356,04	394,61	37,70	7,67	403,24	364,32	357,38	39,41	7,67
8	3114,00	77,08	366,84	1561,03	512,31	596,76	50,16	341,99	1240,41	884,84	596,61
23	1278,00	31,38	501,94	347,98	86,20	310,51	31,38	501,94	347,98	86,20	310,51
27	1588,00	289,45	761,25	483,28	48,16	5,88	289,45	761,25	483,28	48,16	5,88
7d	606716	33602,99	500037,07	10355,21	1252,02	61468,7	36306,41	500046,92	10355,13	1252,02	58755,52

N. Pat: denotes number of patient.