From: Egyptian vowel second formant in isolation and in transition following high-frequency fricatives by NLFC hearing aid in children: how does the pattern compare to typically hearing peers?
TD
NLFC
Auditory
Visual
8431.67 Hz (± 3653.84)
1st assessment
3724.625 Hz (± 3595.28)
3160.13 Hz (± 3142.66)
2nd assessment
5491.88 Hz (± 2093.86)
5632 Hz (± 1792.68)