Positive correlation between HF (parasympathetic) HRV and Alpha activity in the rostral portions of the superior temporal gyrus and the middle temporal gyrus (BA21/38).

<p>That is increased activity in the rostral portions of the superior temporal gyrus and the middle temporal gyrus goes together with increased HF-HRV.</p

(a) Positive correlation between LF/HF-ratio (sympathetic/parasympathetic ratio) HRV and theta activity in the subgenual anterior cingulate cortex (BA25) (r = .43, <i>p</i><.05); (b) & (c) Negative correlation between LF/HF-ratio HRV and High Beta (r = −.45, <i>p</i><.05) and Gamma activity (r = −.46, <i>p</i><.05) in the left pregenual anterior cingulate cortex (BA24) extending into dorsal lateral prefrontal cortex (BA9).

<p>(a) Positive correlation between LF/HF-ratio (sympathetic/parasympathetic ratio) HRV and theta activity in the subgenual anterior cingulate cortex (BA25) (r = .43, <i>p</i><.05); (b) & (c) Negative correlation between LF/HF-ratio HRV and High Beta (r = −.45, <i>p</i><.05) and Gamma activity (r = −.46, <i>p</i><.05) in the left pregenual anterior cingulate cortex (BA24) extending into dorsal lateral prefrontal cortex (BA9).</p

A marginal significant interaction effect between distress (low vs. high) and LF/HF-ratio (low vs. high) for the pregenual anterior cingulate cortex in the high beta (<i>F</i> = 2.93, <i>p = </i>.10) and gamma (<i>F</i> = 3.27, <i>p = </i>.09) frequency band.

<p>A marginal significant interaction effect between distress (low vs. high) and LF/HF-ratio (low vs. high) for the pregenual anterior cingulate cortex in the high beta (<i>F</i> = 2.93, <i>p = </i>.10) and gamma (<i>F</i> = 3.27, <i>p = </i>.09) frequency band.</p

Scatterplots and regression lines for respectively the lateralization index of the insula for Alpha and LF/HF-ratio.

<p>Significant negative correlation were found between lateralization index of the insula for Alpha activity and LF/HF-ratio (r = −.45, <i>p</i><.05) and Gamma activity and LF/HF-ratio (r = −.43, <i>p</i><.05).</p

Negative correlation between LF (sympathetic+parasympathetic) HRV and Alpha activity in the left insula (BA13), indicating that decreased alpha activity in the left insula goes together with increased LF-HRV.

<p>Negative correlation between LF (sympathetic+parasympathetic) HRV and Alpha activity in the left insula (BA13), indicating that decreased alpha activity in the left insula goes together with increased LF-HRV.</p

A positive correlation between the distress as measured with the TQ and the whole brain demonstrated a significant effect for the pregenual/subgenual anterior cingulate cortex (BA24/25) (r = .42, <i>p</i><.05) for the alpha frequency band.

<p>A positive correlation between the distress as measured with the TQ and the whole brain demonstrated a significant effect for the pregenual/subgenual anterior cingulate cortex (BA24/25) (r = .42, <i>p</i><.05) for the alpha frequency band.</p

Scalp topography for Beta1, Beta2 and Beta3 for respectively Male Controls, Female Controls, Males Tinnitus patients and Female Tinnitus Patients.

<p>Scalp topography for Beta1, Beta2 and Beta3 for respectively Male Controls, Female Controls, Males Tinnitus patients and Female Tinnitus Patients.</p

Region of interest analysis for the left and right primary and secondary auditory cortex for gamma band frequency (log-transformed current density).

<p>Region of interest analysis for the left and right primary and secondary auditory cortex for gamma band frequency (log-transformed current density).</p

Correlation between the distress using a numeric rating scale and respectively alpha 2 (r = .34) and beta 3 (r = .40) activity in the frontopolar and OFC (BA10, BA11), subgenual anterior cingulate cortex (BA25), and and parahippocampal area (BA27 & 28).

<p>Correlation between the distress using a numeric rating scale and respectively alpha 2 (r = .34) and beta 3 (r = .40) activity in the frontopolar and OFC (BA10, BA11), subgenual anterior cingulate cortex (BA25), and and parahippocampal area (BA27 & 28).</p

Significant correlations and partial correlations for the BDI and TQ and regions of interest.

†<p><i>p</i><.10; *<i>p</i><.05; **<i>p</i><.01.</p