TABLE III.

Mean Percent Agreement for Each of the Six Regions Rated in the Vocal Tremor Scoring System at the Three Rating Time Points and the Cochran’s Q Statistical Results for Differences Across the Three Time Points.

Intrarater Percent Agreement (Exact)
VTSS Region/Parameter Rated	Pretraining %	Post-training %	Long-term Post-training %	Cochran’s Q Test for Significant Difference Across Three Time Points
Palate	68.9	82.2	84.4	0.167
Base of tongue	67.3	84.0	89.8	0.008*
Pharyngeal walls	64.6	82.0	90.0	0.008*
Larynx (global)	57.4	86.0	86.0	0.002*
Supraglottis	70.0	84.0	86.0	0.102
True vocal folds	55.1	88.0	92.0	< 0.001*

VTSS = Vocal Tremor Scoring System.