Phonologically-based biomarkers for major depressive disorder

EURASIP Journal on Advances in Signal Processing

Table 2 Score correlations with pause features

Measure	Score Category	Spearman Correlation	p-value
Pause Length	HAMD Mood	0.28	p = 0.003
	HAMD Guilt	0.20	0.01 < p < 0.05
	HAMD Suicide	0.27	p = 0.004
	HAMD Work and Activities	0.28	p = 0.002
	HAMD Psychomotor Retardation	0.33	p = 0.0003
	HAMD Anxiety Psychic	0.24	p = 0.009
	HAMD Hypochondriasis	0.26	p = 0.005
	HAMD TOTAL	0.26	p = 0.005
Ratio of Pause Time	HAMD Guilt	0.21	0.01 < p < 0.05
	HAMD Insomnia Early Morning	0.20	0.01 < p < 0.05
	HAMD Work and Activities	0.19	0.01 < p < 0.05
	HAMD Anxiety Psychic	0.24	0.01 < p < 0.05
	HAMD TOTAL	0.25	p = 0.009

Pauses are identified by the phone recognizer; the average of all durations per session is used as the feature. Italic values indicate cases of high significance with p < 0.01.