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Contact impedance details for each electrode and for various frequencies
| Subject | 100 Hz (kΩ) | 1 kHz (kΩ) | 10 kHz (kΩ) | 100 kHz (kΩ) |
|---|---|---|---|---|
| H1 | 1.53 ± 0.57 | 1.14 ± 0.44 | 0.58 ± 0.17 | 0.33 ± 0.10 |
| H2 | 1.63 ± 0.29 | 1.35 ± 0.23 | 0.68 ± 0.18 | 0.35 ± 0.07 |
| H3 | 2.36 ± 0.68 | 1.56 ± 0.55 | 0.65 ± 0.18 | 0.31 ± 0.05 |
| H4 | 1.43 ± 0.21 | 1.08 ± 0.16 | 0.49 ± 0.10 | 0.26 ± 0.04 |
