Table 2.

Feasibility and acceptability of Appa Health app.

			Values
Primary reasons for teenagers’ decision to join Appa, n (%)
	Sadness, low mood, or loss of interest	12 (86)
	Anxiety or worries	14 (100)
	General stress management	12 (86)
	Self-esteem	8 (57)
	Social skills	6 (43)
	School engagement	5 (36)
	Loss of a loved one	2 (14)
	Trauma	4 (29)
	Loneliness	5 (36)
Teenagers reporting feeling better since starting Appa, n (%)			14 (100)
Main reasons for reporting feeling better since starting Appa, n (%)
	Mentoring	14 (100)
	Videos	8 (57)
	Letting go of the person that was effectively impacting my life	1 (7)
	I took a lot of action in my life combined with my mentor’s advice and reassurance	1 (7)
Net promoter score, percentage of participants indicating they would definitely recommend Appa to a friend, n (%)			12 (86)
Mentor-Youth Alliance, mean (SD)			35.1 (0.95)
Time engaged in video calls with mentor (minutes), median (IQR)			107 (150-189)