2018 Type and Severity Summary of Identified Cases of Hearing Loss (By Ear): ASHA Classification

October 2020

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Total Cases of Permanent Hearing Loss (45 states and territories*): 5,692 Children
2018 Type and Severity Summary of Identified Cases of Hearing Loss (By Ear):ASHA Classification
BILATERAL (by Ear) UNILATERAL (by Ear) LATERALITY UNKNOWN (i.e., Unknown if case is a unilateral or bilateral loss)
RIGHT EAR LEFT EAR UNKNOWN EAR    (degree of loss for each ear) RIGHT EAR LEFT EAR UNKNOWN EAR
Sensorineural Slight 30 28 0 0 6 15 0 0
Mild 534 532 0 0 70 94 0 1
Moderate 596 617 0 0 89 99 0 4
Moderately Severe 243 240 0 0 63 58 0 1
Severe 240 236 0 0 79 101 0 2
Profound 585 598 0 0 157 133 0 2
Unknown Severity 43 50 0 0 29 10 0 0
Conductive Slight 7 9 0 0 3 6 0 0
Mild 58 58 0 0 27 21 0 2
Moderate 73 70 0 0 96 79 0 2
Moderately Severe 63 64 0 0 119 90 0 1
Severe 28 22 0 0 32 31 0 0
Unknown Severity 23 22 0 0 83 41 0 0
Mixed Slight 1 0 0 0 0 1 0 0
Mild 34 29 0 0 3 7 0 0
Moderate 90 79 0 0 29 28 0 0
Moderately Severe 82 70 0 0 20 27 0 0
Severe 54 68 0 0 12 19 0 0
Profound 31 35 0 0 7 14 0 0
Unknown Severity 11 15 0 0 5 5 0 0
Type Unknown Slight 16 10 0 0 10 10 0 3
Mild 75 73 0 0 17 35 0 10
Moderate 58 51 0 0 11 14 0 10
Moderately Severe 30 23 0 0 9 23 0 8
Severe 26 35 0 0 5 19 0 4
Profound 20 27 0 0 10 11 0 3
Unknown Severity 121 108 0 0 17 18 1 12
Auditory Neuropathy Slight 2 3 0 0 0 3 0 0
Mild 3 1 0 0 0 1 0 0
Moderate 5 6 0 0 1 3 0 0
Moderately Severe 5 3 0 0 1 2 0 0
Severe 21 20 0 0 9 11 0 0
Profound 27 32 0 0 19 24 0 0
Unknown Severity 95 96 0 0 40 47 2 2
Totals by Ear 3,330 3,330 0 0 1,078 1,100 3 67
Totals by Child 3,330 0 1,078 1,100 3 67
Laterality Totals (by Child) 3,330 Bilateral Cases 2,181 Unilateral Cases
Total all Types and Severity (by Child) 5,578
Cases Resolved (i.e., hearing loss to no hearing loss) 114
Overall Total (by Child) 5,692

Note*: Based on responses from 45 jurisdictions that provided data in Part 2 of the HSFS and using ASHA classification system.

Summary of Type and Severity of Identified Cases of Hearing Loss in 2018

Note*: Based on responses from 45 jurisdictions that provided data in Part 2 of the HSFS and using ASHA classification system.

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