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. Author manuscript; available in PMC: 2022 Feb 1.
Published in final edited form as: Int J Pediatr Otorhinolaryngol. 2020 Nov 21;141:110514. doi: 10.1016/j.ijporl.2020.110514

Table 1.

Means, medians, and standard deviations (SD) for audiometric measures for children with hearing aids (HA) and children with cochlear implants (CI).

HA N = 15 CI N = 51
Mean Median SD Mean Median SD
Age of identification of hearing loss (months) 10 4 11 6 3 7
Unaided PTA threshold at the time of testing (HA) or pre-implant unaided PTA threshold (CI) (dB) 64 67 13 101 100 15
Aided PTA threshold at the time of testing 26 25 6 20 20 5
Age at first CI (months) 25 14 29
Age at second CI (months); N = 33 54 44 38

Note: PTA = pure tone average. PTA thresholds are given in dB hearing level for the three speech frequencies of 500, 1000, and 2000 Hz, for the better ear.