Table 1.

Demographic characteristics (%) of participants (n=473)

Age	%	Year group	%	Gender	%	Sexual orientation	%
13	11	S2 (13–14 years)	14	Female	51	Heterosexual	77
14	27	S3 (14–15 years)	28	Male	38	Bisexual	7
15	19	S4 (15–16 years)	22	Non-binary	4	Gay	5
16	19	S5 (16–17 years)	17	Trans female	3	Lesbian	2
17	19	S6 (17–18 years)	18	Trans male	4	Pansexual	4
18	5					Asexual	<1
						Don’t know	4