Table 1 The level of auditory training difficulty: all these levels were presented at first by narrow-band noise and then all these steps repeated for babble noise
Level | Signal description | Noise speaker angle |
|---|---|---|
1 | Two-syllable words in SNR:+ 10/+ 5/0 | + 90° and −90° |
2 | Monosyllable words in SNR:+ 10/+ 5/0 | |
3 | Nonsense monosyllabic words in SNR:+ 10/+ 5/0 | |
4 | Sentences in SNR:+ 10/+ 5/0 | |
5 | Two-syllable words in SNR:+ 10/+ 5/0 | + 60° and −60° |
6 | Monosyllable words in SNR:+ 10/+ 5/0 | |
7 | Nonsense monosyllabic words in SNR:+ 10/+ 5/0 | |
8 | Sentences in SNR:+ 10/+ 5/0 | |
9 | Two-syllable words in SNR:+ 10/+ 5/0 | + 30° and −30° |
10 | Monosyllable words in SNR:+ 10/+ 5/0 | |
11 | Nonsense monosyllabic words in SNR:+ 10/+ 5/0 | |
12 | Sentences in SNR:+ 10/+ 5/0 |