TABLE 1.
Dimensionless OP/HP-ratio (Oropharynx/Hypopharynx) and vocal tract length L in cm, for all investigated voice qualities, vowels, and pitch values.
| Vowel, pitch | Voice quality | OP/HP | L |
|---|---|---|---|
| /aː/(A♭4) | Belting | 7.6 | 11.48 |
| Twang-Oral | 6.8 | 12.21 | |
| Opera | 1.4 | 16.58 | |
| Sobbing | 1.2 | 15.31 | |
| Speech | 4.4 | 11.98 | |
| Falsetto | 2.6 | 12.68 | |
| /iː/(A♭4) | Belting | 1.3 | 13.74 |
| Twang-Oral | 1.4 | 13.41 | |
| Opera | 1 | 15.65 | |
| Sobbing | 0.5 | 14.8 | |
| Speech | 0.8 | 13.31 | |
| Falsetto | 0.6 | 13.96 | |
| /aː/(A♭3) | Belting | 4.9 | 11.5 |
| Twang-Oral | 2.5 | 12.68 | |
| Opera | 1.4 | 15.69 | |
| Sobbing | 0.6 | 16.7 | |
| Speech | 3 | 12.88 | |
| Falsetto | 1.4 | 14.14 |