Clinical trial on tonal tinnitus with tailor-made notched music training

BMC Neurology

Table 8 Mixed model ANCOVA for difference values (pre vs. post) of primary outcomes

	df (numerator, denominator)	F-statistic	p-value	η _p ²
Change VAS total
Hearing loss (HL_1/2oct)^a	1, 80	0.944	.334	.012
Group (HL_1/2oct corrected)	1, 80	1.594	.217	.019
Listening times total (LTT)	1, 68	2.036	.019*	.079
Group (LTT corrected)	1, 68	1.666	.201	.024
Tinnitus pitch SD^b	1, 80	3.839	.054	.046
Group (tinnitus pitch SD corrected)	1, 80	1.406	.239	.017
Age	1, 80	0.167	.684	.002
Group (Age corrected)	1, 80	1.534	.219	.019
Change THQ total
Hearing loss (HL_1/2oct)	1, 79	1.196	.277	.015
Group (HL_1/2oct corrected)	1, 79	0.621	.433	.008
Listening times total (LTT)	1, 67	0.244	.623	.004
Group (LTT corrected)	1, 67	0.157	.693	.002
Tinnitus pitch SD^b	1, 79	1.633	.205	.020
Group (tinnitus pitch SD corrected)	1, 79	0.752	.389	.009
Age	1, 79	.500	.481	.006
Group (Age corrected)	1, 79	.592	.444	.007

^aHL_1/2oct = hearing loss in the range of ½ octave around the individual tinnitus frequency; ^bTinnitus pitch SD = standard deviation of ten tinnitus pitch measurements before training
* = p < .05

ISSN: 1471-2377