Table 2.

Description of patient impedance data with summary statistics, including electrode impedance at baseline visit, absolute impedance relative to baseline visit, and delta impedance relative to baseline visit (in Ohms).

Variable	N	Mean	SD	Min	Q1	Q3	Max
Baseline impedance	35,996	9,156	2,166	3,847	7,729	10,186	18,466
Implant 1	20,997	9,069	2,251	3,894	7,590	10,088	18,466
Implant 2	14,999	9,277	2,035	3,847	7,990	10,284	17,652
Absolute impedance	35,996	8,983	2,668	2,367	7,130	10,408	26,937
Implant 1	20,997	8,857	2,760	2,367	6,937	10,337	26,937
Implant 2	14,999	9,159	2,523	3,160	7,458	10,514	23,173
Delta impedance	35,996	− 172.79	2,671	− 11,246	− 1,558	1,024	15,323
Implant 1	20,997	− 212.06	2,738	− 11,246	− 1,591	1,049	15,323
Implant 2	14,999	− 117.81	2,575	− 8,613	− 1,516	983.50	14,272

N, number of nondeactivated electrodes; SD, standard deviation.