Table 2.
Correlations between laryngeal mechanosensory detection threshold (LMDT) and aerodynamic, acoustic, and clinical measures of voice function and disease severity
| Measure | r value (P value) |
|---|---|
| Subglottal air pressure | −0.67 (0.000) |
| Peak air flow | −0.52 (0.000) |
| Vocalic air flow | −0.15 (0.193) |
| Laryngeal resistance | −0.33 (0.004) |
| Lung air volume expended for each syllable | −0.46 (0.000) |
| Slope of declination in air flow | −0.55 (0.000) |
| Voice intensity | −0.40 (0.000) |
| Voice onset time | −0.42 (0.001) |
| Voice handicap | 0.45 (0.001) |
| Voice severity | 0.67 (0.000) |
| PD severity | 0.35 (0.032) |