Table 14.

Association between age equal to or higher than 60 years and tinnitus-related discomfort reported by the patients before and after treatment - mean values, standard deviations and variance analysis.

		Drug		Placebo
		Initial	Final	Initial	Final
	Mean value	6,88	6,27	6,29	6,07
< 60 years	Standard deviation	1,58	2,25	1,14	1,33
	N	26	26	14	14
	Mean value	6,06	5,35	5,89	4,61
>= 60 years	Standard deviation	2,16	2,80	1,93	2,06
	N	17	17	28	28