Assessment of Prosodic Communicative Efficiency in Parkinson's Disease As Judged by Professional Listeners

Table 4

Results for 2 speaker groups: % correct identification scores and 𝑃 values resulting from  χ² test (statistically significant 𝑃values in bold print).

Task	Elicitation method	% correct ID-score		Significance level
		CS (𝑛=18)	PD (𝑛=18)	𝑃value
Boundary Marking	Reading	92.6	90.2	0.535
	Imitation	97.1	88.9	0.022
Focus	Reading	94.4	97.1	0.500*
	Imitation	98.0	91.7	0.038
Sentence Typing	Reading	91.7	85.3	0.147
	Imitation	96.1	86.1	0.011
Emotional Prosody	Reading	61.1	48.5	0.135
	Imitation	63.2	61.1	0.796

CS: control speaker group; PD: Parkinson's disease speaker group; *: Cases where conditions for a valid  χ² test were not met and Fisher's exact test was used instead.