Referred cases Defined cases Referred controls Normative hearing data group P-value (Defined cases vs. controls)
n 47 29 18 94
Female (%) 24(51%) 18(62%) 8(44%) 48(51%) 0.237
Age 21.5(±6.7) 23.0(±6.5) 21.6(±4.6) 22.5(±8.0) 0.417
Height 162.7(±9.9) 161.4(±9.30 162.8(±6.8) 0.580
Weight 59.3(±11.6) 61.5(±10.6) 58.5(±9.3) 0.333
Go to School 23(49%) 13(45%) 8(44%) 0.980
Employed 5(11%, 6 missing answer) 3(10%, 3 missing answer) 3(17%) 0.626
Live/work/go to school near mine 2(4%, 5 missing answer) 2(7%, 3 missing answer) 1(6%) 0.782