Table 2.

Electrical characteristics and patient follow up (FU).

Patient number	Implant time (mins)	Fluoroscopy (sec)	Number of deployments	R wave (mV)	Threshold (V at 0.24 ms)	Impedance (Ω)	Pacing mode	Symptoms at follow up
1	25	460	2	15.4	0.38	680	Hyst 40/70	No
2	70	300	2	7.4	3.5	800	VVI 50	No
3	60	243	1	4.4	0.5	680	VVI 40	No
4	46	475	1	6.1	0.38	820	Hyst 40/50	No
5	n/a	n/a	2	10.1	0.5	760	VVI 50	No FU
6	34	234	1	5.7	0.25	670	Back up	No
7	40	420	1	7	0.63	620	Hyst 30/60	No
8	50	511	1	18.7	0.5	1500	VVI 40	No
9	48	619	2	7.5	0.5	550	VVI 60	No
10	40	269	1	9.2	0.25	810	Hyst 40/70	No FU
11	40	608	2	15.4	0.38	750	VVI 40	Yes
12	20	195	1	7.7	0.63	1430	Hyst 40/70	No
13	49	608	1	9.9	0.38	780	Hyst 40/80	No
14	42	752	2	12.9	0.63	620	Hyst 50/70	No
15	30	534	1	10.9	0.88	730	Hyst 30/80	No
16	26	512	1	6.2	0.5	670	Hyst 40/80	No
17	20	190	1	10.7	0.25	1150	Hyst 40/70	No
18	41	230	2	16.3	1.88	750	VVI 35	No
19	24	319	1	6.1	0.88	890	Hyst 40/70	No
20	40	278	2	5.3	0.375	790	Hyst 40/70	No
21	44	344	2	22.7	0.5	710	VVI 40	No
22	49	500	1	9.9	0.375	780	Hyst 40/80	Yes
23	93	1467	1	9.5	0.5	520	Hyst 40/80	No
24	40	218	1	8.9	1.63	610	Hyst 40/80	No
25	n/a	470	3	4.3	0.5	1100	VVI 40	No
26	n/a	108	1	7.7	0.38	700	VVI 40	No
27	n/a	282	1	20	0.63	760	VVI 40	No
28	n/a	282	2	13.6	0.38	1270	VVI 40	No
29	n/a	n/a	1	4.8	0.5	660	VVI 40	No
30	n/a	948	3	7.8	0.75	750	VVI 40	No
31	n/a	384	1	13.4	0.5	710	VVI 40	No
32	35	39	1	9.8	9.8	740	VVI 40	No