Table 2.

Changes from baseline to week 12 in tinnitus-related outcomes; least square mean (95% CI) and p values from ANCOVA for within- and between-group comparisons

	EGb 761®	p value (within-group)	Pentoxifylline	p value (within-group)	p value (between-group)
Mini-TQ	− 1.57 (− 2.25; − 0.89)	< 0.0001	− 1.94 (− 2.64; − 1.25)	< 0.0001	0.4514
11-Point Box Scale loudness	− 0.41 (− 0.68; − 0.15)	0.0021	− 0.43 (− 0.69; − 0.17)	0.0015	0.9284
11-Point Box Scale annoyance	− 0.56 (− 0.84; − 0.27)	0.0002	− 0.54 (− 0.83; − 0.25)	0.0003	0.938