Investigating the Efficacy of an Individualized Alpha/Delta Neurofeedback Protocol in the Treatment of Chronic Tinnitus

Table 3

Primary outcome variables of the study group.

	t1	t2	t3	t4
THI	29.33 (14.70)	23.92 (12.71)	24.83 (12.48)	24.75 (16.48)
TQ	23.75 (11.63)	21.62 (12.03)	21.54 (11.18)	20.58 (12.81)
Loudness	53.25 (19.57)	43.67 (22.42)	51.67 (22.00)	55.46 (17.28)
Ratio EEG-NT	0.955 (0.044)	0.959 (0.033)	0.965 (0.040)
Ratio EEG-WT	0.961 (0.042)	0.978 (0.044)	0.968 (0.041)

Note: values are mean ().