Table 2.

Participant demographics

	Participants N (%)
Gender
Female	11 (73.3)
Male	01 (6.7)
Non-binary/not stated	03 (20.0)
Age, years– mean (range)	15.3 (12 to 18)
Ethnicity
White British	15 (100)
Highest completed level of education*
Primary school	09 (60%)
Secondary school (up to GCSEs)	06 (40%)
Time receiving support from services in months– mean (range)	10.3 (1 to 50)
Index of multiple deprivation decile** - mean (range)	05.4 (1 to 10)
Previously used a mental health app
Yes	05 (33.3)
No	10 (66.7)

*All but 2 were still in education but had not completed their final state exams; **1 most deprived– 10 least deprived