Functional Near-Infrared Spectroscopy to Probe State- and Trait-Like Conditions in Chronic Tinnitus: A Proof-of-Principle Study

Figure 1

Localisation of light emitters (red squares) and detectors (blue squares) and measurement channels (numbers) for near-infrared spectroscopy (a). Sound-evoked activity for all subjects at baseline (; tinnitus patients and healthy controls) as indicated by brain oxygenation (b). Channels with significant group by time interaction effects (c).

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(b)

(c)