Table 1.

Appa Health participant sociodemographic and background characteristics at baseline.

Characteristics		Values
Age of teenagers (years), median (IQR)		16 (15-18)
Self-reported teen gender identification, n (%)
	Female	12 (86)
	Male	2 (14)
	Transgender	2 (14)
Race of teenagers,a n (%)
	White	9 (64)
	Asian	2 (14)
	Black	2 (14)
	Mixed race: Asian and Black	1 (7)
Previous experience of teenagers seeing a mental health professional,b n (%)
	Yes	7 (50)
	No	5 (36)
	No response	2 (14)

^aBased on parental and teenager report.

^bBased on parental report.