Table 1 Demographic characteristics of participants at T1 (n = 618)

Age

21.6

17–27

20.3

14–28

20.6

14–28

n

%

n

%

n

%

Gender

Man/boy

38

32.5

162

32.7

202

32.7

Woman/girl

71

60.7

313

63.1

387

62.6

Transgender, non-binary, gender diverse

8

6.8

21

4.2

29

4.7

Ethnicity

Asian (East)

5

4.3

34

6.8

40

6.5

Asian (South)

8

6.8

63

12.7

71

11.5

Black

2

1.7

25

5.0

28

4.6

White

70

59.8

305

61.5

377

61.2

Another ethnicity

32

27.3

69

13.9

100

16.2

IBPOC (for analysis only)

47

40.2

191

38.5

239

38.8

Born in Canada

Yes

105

89.7

433

87.3

541

87.7

No

12

10.3

63

12.7

76

12.3

Living arrangement

Own apartment/home

20

17.2

61

12.3

82

13.3

With parents or other family members

70

60.3

372

75.0

445

72.1

With friends/peers

21

18.1

44

8.9

65

10.5

Precarious housing

5

4.3

19

3.8

25

4.0

Area of residence

City (large, suburbs)

79

67.5

330

66.5

413

66.8

Small city, town or village, rural area

38

32.5

166

33.5

205

33.2

GAIN-SS

Internalizing disorder*

76

66.7

242

50.0

318

53.2

Externalizing disorder*

28

24.6

137

28.3

165

27.6

Substance use problems

18

15.8

53

10.9

71

11.8