Table 2: Sex and age distributions of the study participants.

VariablesHealthy controls ( )Tinnitus patients value
Acute ( )Chronic ( )

Sex
 Male201190.637
 Female20812
Age, y (mean ± SD)46.53 ± 14.2345.21 ± 12.4647.81 ± 15.870.848
Age subgroup
 19–29 y734
 30–39 y 321
 40–49 y 1055
 50–59 y 1376
 60–69 y523
70 y202

Data are or mean ± SD. Sex distribution was evaluated using the Chi-square test. Age was evaluated by analysis of variance (ANOVA). Statistical significance was set at a value < 0.05.