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Current spread estimates measured with five different methods.
| Spread (dB/mm) | FmSTC(Nelson et al., 2008) | Ringer’s bath(Kral et al., 1998) | Nerve Unit (Kral et al., 1998) | Cat (Hartmann et al., 1990b) | Ix=IEexp(−x/λ)(Black and Clark, 1985, O’Leary 1985) | Mean |
|---|---|---|---|---|---|---|
| Monopolar | 1.2 | 3.75 | 3.12 | 3 | 2–4 | 2.8 |
| Bipolar | 3.7 | 7.5 | 8.7 | 7.4 | 8–11 | 7.4 |
