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. 2020 Nov 13;18:367. doi: 10.1186/s12955-020-01620-9

Table 1.

Sample characteristics of Stage 1 and 2

Stage 1 Stages 2 p
Number of participants 1730 450
Number of ITMAIS/ITMAIS-m assessment 3092 450
Gender (Male, %) 992(57.3) 268(59.6) 0.422
Assessment age (months, median with IQR) Age ranges (n, %) 29.0(17.6, 41.9) 5.7(3.6, 9.3) < 0.001
 0–12 months 471(15.2) 367(81.6)
 12–24 months 731(23.6) 83(18.4)
 24–36 months 855(27.7)
 > 36 months 1035(33.5)
Hearing grades of the better ear (n, %) < 0.001
 Normal 126(7.3) 77(17.1)
 Mild 7(0.4) 49(10.9)
 Moderate 201(11.5) 160(35.6)
 Severe 238(13.8) 54(12.0)
 Profound 1145(66.2) 110(24.4)
 Unknown 13(0.8)
Hearing types of the better ear (n, %) < 0.001
 Sensorineural 1320(76.3) 363(80.7)
 Conductive 226(13.1) 6(1.3)
 Mixed 145(8.3) 1(0.2)
 Unknown 39(2.3)
Auditory interventions (n, %)
 Without any interventions 644(37.2) 450(100)
 Hearing aid 744(43.0)
 Cochlear implantation 342(19.8)

IQR interquartile range