Characteristics Group ITD1 Group ITD2 X2/t p value
(n=31) (n=31)
Sex (n/%) X2=0.581 0.446
Male 13(41.94) 17(54.84)
Female 18(58.06) 14(45.16)
Age (y) 44.62±12.73 46.35±10.73 t=1.469 0.592
Side(n/%) X2=0.118 0.731
left 17(41.46) 20(47.62)
right 24(58.54) 22(52.38)
Decibels(dB) 51.38±15.74 52.99±13.69 t=1.109 0.795
Accompanied Symptoms X2=0.385 0.825
Vertigo 14(27.45) 12(22.22)
Tinnitus 22(43.14) 25(46.30)
Aural fullness 15(29.41) 17(31.48)