Study on Antidepressant Emotion Regulation Based on Feedback Analysis of Music Therapy with Brain-Computer Interface

Table 4

Scoring standards of SCL-90, SDS, and PHQ-9.

Degree of depression	SCL-90	SDS	PHQ-9
Normal	0-26	0-52	0-4
Mild	>26	53-62	5-9
Moderate		63-72	10-14
Moderate and severe		>72	15-29
Severe			20-27