Table 2.
Audiological information by group.
| Information | HA-K | CI-K | HA-1 | CI-1 |
|---|---|---|---|---|
| Degree of hearing loss | Mild–moderate: 9 Moderate: 4 Moderate–severe: 7 Severe: 2 |
Moderate–severe: 1 Severe: 3 Severe–profound: 8 Profound: 9 |
Mild–moderate: 5 Moderate–severe: 4 |
Severe–profound: 2 Profound: 9 |
| Age at diagnosis in months | 10.85 (15.9) | 4.77 (9.58) | 17.33 (20.17) | 4.57 (7.48) |
| Age at hearing aid in months | 13.84 (14.13) | 8.98 (11.36) | 22.33 (18.90) | 6.43 (7.68) |
| Age at first cochlear implant in months | N/A | 27.64 (15.93) | N/A | 15.18 (8.22) |
| Time with hearing aid or implant (by group) in months | 45.74 (15.74) | 32.36 (16.32) | 70.66 (20.05) | 69.36 (7.85) |
| Number of cochlear implants | N/A | Two: 17 One: 4 |
N/A | Two: 10 One: 1 |
| Reported etiologies of hearing loss, if known | Stickler syndrome, connexin 26, Branchiootorenal syndrome, Binder syndrome, Usher syndrome, ototoxic medication, gene mutation, and Chiari malformation | Auditory nerve neuropathology, cytomegalovirus (CMV), connexin 26, Pendred syndrome, bacterial meningitis, Mondini dysplasia, enlarged vestibular aqueduct | Enlarged vestibular aqueducts | Connexin 26 |
Note. HA-K = children with hearing aids, early kindergarten group; CI-K = children with cochlear implants, early kindergarten group; HA-1 = children with hearing aids, post–first-grade group; CI-1 = children with cochlear implants, post–first-grade group; N/A = not available.