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Individual comfort ratings after the stimulation, averaged for the sinusoidal (SIN) and frequency modulated (FM) conditions, respectively.
| Subject | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | Mean |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SIN rating | 3 | 3 | 3.5 | 1 | 3 | 2.5 | 2.5 | 2.5 | 3.5 | 1.5 | 3 | 1 | 2.5 |
| FM rating | 3 | 3 | 3 | 2 | 4 | 3 | 3 | 3 | 3.5 | 2 | 4 | 2 | 3 |
| Comparison | FM rating > SIN rating → t(11) = 3.19, p = 0.004 | ||||||||||||
Higher values indicate better comfort.
