Table 1. Sample characteristics and proportions of those aged 16–24 years and residing in England who completed the pilot online survey (N = 433).

	(N = 433)
	n	%
Gender
Male	44	10.2
Female	376	86.8
Other	13	3.0
Sexual orientation
Heterosexual	241	55.7
Gay/Lesbian	33	7.6
Bisexual	117	27.0
Other	22	5.1
Prefer not to say	20	4.6
Age
Under 18	283	65.4
18–24	150	34.6
Ethnicity
White British	274	63.3
White Other	31	7.2
Black African/Black Caribbean	38	8.8
Asian	58	13.4
Mixed/Other	32	7.3
Country of birth
Not Born in UK	55	12.7
Born in UK	378	87.3
Education level
No qualification/Less than GCSE	36	8.3
GCSE or equivalent	240	55.4
A level	111	25.6
Degree or above	45	10.4
Employment status
Unemployed	272	62.8
Employed	161	37.2
Benefit receipt
No benefit received	310	71.6
Benefit received	123	28.4
Health
PHQ-9a	241	55.7
PHQ-15b	260	60.1
GAD-7c	206	47.6
Longstanding illnessd	303	70.0

* Frequencies are unweighted and may not add up due to missing values.

^a Participants with total scores of 10 and above on PHQ-9 indicating moderate to severe depression.

^b Participants with total scores of 10 and above on GAD-7 indicating moderate to severe anxiety.

^c Participants with total score of 10 and above on PHQ-15 indicating moderate to severe level of severity.

^d Participants with a longstanding illness.