Table 8 Covariate descriptives. Weighted data

Family well off ^a

1

1-5

1.84

0.81

n.a.

21 203

Self-esteem ^b

3

1-5

2.29

0.97

.87

15 877

Self-efficacy

2

1-5

3.71

0.76

.72

26 530

Family affluence (FAS)

6

0-13

8.79

1.88

n.a.

26 254

Global subjective health

1

1-4

1.83

0.72

n.a.

27 290

Been bullied

1

1-5

1.36

0.86

n.a.

26 192

Likes school

1

1-4

2.13

0.83

n.a.

26 695

Schoolwork pressure

1

1-4

2.48

0.93

n.a.

26 653

Family support

4

1-7

5.87

1.49

.94

25 955

Classmate support

3

1-5

2.17

0.82

.83

26 429

Teacher support

3

1-5

2.04

0.91

.89

26 384

Peer support

4

1-7

5.44

1.59

.94

25 866

Stressful social media use

9

1-2

1.22

0.25

.79

23 151

Loneliness

1

1-4

2.34

1.01

n.a.

26 967

High stress ^c

2

1-5

2.58

0.95

0.64

21 410

Low stress ^c

2

1-5

3.44

0.88

0.66

21 397