“…Moreover construct validity of this measure was examined thoroughly in populations of several countries. There seems to be international agreement that the tinnitus-related handicap assessed with the THI total score is highly correlated with self-ratings of tinnitus severity, tinnitus acceptance, depression or anxiety, and self-reported health status [39,43,44,46,48,51,56]. Low to moderate correlations with the THI total score were found between age, tinnitus duration, audiometrically derived measures (e.g., tinnitus pitch), and sleeping difficulties [39,44,46].…”