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Trial 1 perceptual threshold and stimulation current.
| Pulse Width | Perceptual Threshold ± SD (mA) | Stim Current ± SD (mA) | Significant? (p value) | |||
|---|---|---|---|---|---|---|
| Tragus (Active) | Earlobe (Control) | Tragus (Active) | Earlobe (Control) | |||
| 100μs | 4.64 ± 1.28 | 3.28 ± 0.91 | 9.28 ± 2.56 | 6.57 ± 1.83 | Y (p = 0.002) | |
| 200μs | 2.66±0.80 | 1.82±0.63 | 5.32±1.60 | 3.64±1.26 | Y (p = 0.003) | |
| 500μs | 1.5±0.47 | 0.99 ± 0.35 | 3 ± 0.93 | 1.97±0.71 | Y (p = 0.002) | |
