Table 1.

Data labels and criteria.

Label		Criteria
Steady
	Remission	All three PHQ-9a results≤5
	Depressed	All three PHQ-9 results≥11 and PHQ-9max−PHQ-9min<5
Swing
	Drastic	PHQ-9max−PHQ-9min≥10
	Moderate	PHQ-9max−PHQ-9min≥5

^aPHQ-9: Patient Health Questionnaire-9.