2016 Type and Severity Summary of Identified Cases of Hearing Loss (By Ear): ASHA Classification

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Total Cases of Permanent Hearing Loss (52 states and territories*): 6,202 Children

2016 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 55 50 0 0 11 16 0 0
Mild 582 588 0 0 98 126 0 1
Moderate 683 682 0 0 93 121 0 2
Moderately Severe 252 252 0 0 63 70 0 0
Severe 275 285 0 0 86 88 0 2
Profound 630 627 0 0 127 144 0 0
Unknown Severity 37 37 0 0 7 18 0 0
Conductive Slight 5 9 0 0 5 3 0 0
Mild 63 56 0 0 24 40 0 2
Moderate 76 83 0 0 98 67 0 1
Moderately Severe 66 68 0 0 138 83 0 1
Severe 29 19 0 0 33 23 0 0
Unknown Severity 37 36 0 0 84 43 0 7
Mixed Slight 2 2 0 0 1 0 0 0
Mild 30 28 0 0 3 12 0 0
Moderate 93 102 0 0 24 20 0 2
Moderately Severe 86 83 0 0 28 27 0 0
Severe 51 57 0 0 23 25 0 0
Profound 28 30 0 0 7 12 0 1
Unknown Severity 12 7 0 0 1 5 0 0
Type Unknown Slight 10 5 0 0 9 2 0 1
Mild 73 85 0 0 20 34 0 15
Moderate 70 72 0 0 18 29 0 19
Moderately Severe 45 43 0 0 21 18 0 10
Severe 47 45 0 0 19 22 0 5
Profound 51 53 0 0 21 16 0 6
Unknown Severity 119 104 1 1 31 27 0 32
Auditory Neuropathy Slight 1 2 0 0 0 0 0 0
Mild 5 3 0 0 3 2 0 0
Moderate 9 8 0 0 2 0 0 0
Moderately Severe 5 5 0 0 1 2 0 0
Severe 15 17 0 0 5 8 0 0
Profound 30 32 0 0 12 15 0 0
Unknown Severity 102 99 1 1 37 38 0 0
Totals by Ear 3,674 3,674 2 2 1,153 1,156 0 107
Totals by Child 3,674 2 1,153 1,156 0 107
Laterality Totals (by Child)   3,676 Bilateral Cases 2,309 Unilateral Cases  
Total all Types and Severity (by Child) 6,092
Cases Resolved (i.e., hearing loss to no hearing loss) 110
Overall Total (by Child) 6,202

Note*: Based on responses from 52 jurisdictions that provided complete data in Part 1 of the HSFS

Summary of Type and Severity of Identified Cases of Hearing Loss in 2016

Bilateral Sensorineural Hearing Loss, 2016 (By Ear)
: Among bilateral sensorineural cases, in the right ear, 55 had slight, 582 had mild, 683 had moderate, 252 had moderately severe, 275 had severe, 630 had profound and 37 had an unknown severity of hearing loss. In the left ear, 50 had slight, 588 had mild, 682 had moderate, 252 had moderately severe, 285 had severe, 627 had profound and 37 had an unknown severity of hearing loss.
Bilateral Conductive Hearing Loss, 2016 (By Ear)
Among bilateral conductive cases, in the right ear, 5 had slight, 63 had mild, 76 had moderate, 66 had moderately severe, 29 had severe and 37 had an unknown severity of hearing loss. In the left ear, 9 had slight, 56 had mild, 83 had moderate, 68 had moderately severe, 19 had severe and 36 had an unknown severity of hearing loss.
Bilateral Mixed Hearing Loss, 2016 (By Ear)
Among bilateral mixed cases, in the right ear, 2 had slight, 30 had mild, 93 had moderate, 86 had moderately severe, 51 had severe, 28 had profound and 12 had an unknown severity of hearing loss. In the left ear, 2 had slight, 28 had mild, 102 had moderate, 83 had moderately severe, 57 had severe, 30 had profound and 7 had an unknown severity of hearing loss.
Bilateral Type Unknown, 2016 (By Ear)
Among bilateral type unknown cases, in the right ear, 10 had slight, 73 had mild, 70 had moderate, 45 had moderately severe, 47 had severe, 51 had profound and 119 had an unknown severity of hearing loss. In the left ear, 5 had slight, 85 had mild, 72 had moderate, 43 had moderately severe, 45 had severe, 53 had profound and 104 had an unknown severity of hearing loss.
Bilateral Auditory Neuropathy, 2016 (By Ear)
Among bilateral auditory neuropathy cases, in the right ear, 1 had slight, 5 had mild, 9 had moderate, 5 had moderately severe, 15 had severe, 30 had profound and 102 had an unknown severity of hearing loss. In the left ear, 2 had slight, 3 had mild, 8 had moderate, 5 had moderately severe, 17 had severe, 32 had profound and 99 had an unknown severity of hearing loss.
Unilateral Sensorineural Hearing Loss, 2016 (By Ear)
Among unilateral sensorineural cases, in the right ear, 11 had slight, 98 had mild, 93 had moderate, 63 had moderately severe, 86 had severe, 127 had profound and 7 had an unknown severity of hearing loss. In the left ear, 16 had slight, 126 had mild, 121 had moderate, 70 had moderately severe, 88 had severe, 144 had profound and 18 had an unknown severity of hearing loss.
Unilateral Conductive Hearing Loss, 2016 (By Ear)
Among unilateral conductive cases, in the right ear, 5 had slight, 24 had mild, 98 had moderate, 138 had moderately severe, 33 had severe and 84 had an unknown severity of hearing loss. In the left ear, 3 had slight, 40 had mild, 67 had moderate, 83 had moderately severe, 23 had severe and 43 had an unknown severity of hearing loss.
Unilateral Mixed Hearing Loss, 2016 (By Ear)
Among unilateral mixed cases, in the right ear, 1 had slight, 3 had mild, 24 had moderate, 28 had moderately severe, 23 had severe, 7 had profound and 1 had an unknown severity of hearing loss. In the left ear, 12 had mild, 20 had moderate, 27 had moderately severe, 25 had severe, 12 had profound and 5 had an unknown severity of hearing loss.
Unilateral Type Unknown, 2016 (By Ear)
Among unilateral type unknown cases, in the right ear, 9 had slight, 20 had mild, 18 had moderate, 21 had moderately severe, 19 had severe, 21 had profound and 31 had an unknown severity of hearing loss. In the left ear, 2 had slight, 34 had mild, 29 had moderate, 18 had moderately severe, 22 had severe, 16 had profound and 27 had an unknown severity of hearing loss.
Unilateral Auditory Neuropathy, 2016 (By Ear)
Among unilateral auditory neuropathy cases, in the right ear, 3 had mild, 2 had moderate, 1 had moderately severe, 5 had severe, 12 had profound and 37 had an unknown severity of hearing loss. In the left ear, 2 had mild, 2 had moderately severe, 8 had severe, 15 had profound and 38 had an unknown severity of hearing loss.
Laterality Unknown, 2016 (By Ear)
Among sensorineural cases where laterality was unknown, 1 had mild, 2 had moderate, and 2 had severe. Among conductive cases where laterality was unknown, 2 had mild, 1 had moderate, 1 had moderate severe and 7 had unknown severity of hearing loss. Among mixed cases where laterality was unknown, 2 had moderate, and 1 had profound severity of hearing loss. Among type unknown cases where laterality was unknown, 1 had slight, 15 had mild, 19 had moderate, 10 had moderately severe, 5 had severe, 6 had profound and 32 had an unknown severity of hearing loss. Among auditory neuropathy cases where laterality was unknown, none had an unknown severity of hearing loss.

Pages in this Report

  1. 2016 National CDC EHDI Summary
  2. 2016 Summary of Hearing Screening Among Total Occurent Births
  3. 2016 Summary of Detailed Hearing Screening Results
  4. 2016 Summary of Infants Screened Before 1 Month of Age
  5. 2016 Summary of Reasons for No Documented Hearing Screening Among Total Occurrent Births
  6. 2016 Summary of Diagnostics Among Infants Not Passing Hearing Screening
  7. 2016 Summary of Infants Not Passing Hearing Screening Diagnosed Before 3 Months of Age
  8. 2016 Summary of Reasons for No Documented Diagnosis Among Infants Not Passing Hearing Screening
  9. 2016 Summary of Early Intervention (EI) Among Infants Identified with Permanent Hearing Loss
  10. 2016 Summary of Infants Identified with Permanent Hearing Loss Enrolled in Early Intervention (EI) Before 6 Months of Age
  11. 2016 Summary of Reasons for No Documented Early Intervention (EI) Services Among Infants Identified with Permanent Hearing Loss
  12. ›2016 Type and Severity Summary of Identified Cases of Hearing Loss (By Ear): ASHA Classification
  13. 2016 Demographics: Newborn Hearing Screening
  14. 2016 Demographics: Diagnostic Testing
  15. 2016 Demographics: Enrollment in Early Intervention (EI)
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