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Table 3 Descriptive statistics and internal consistency by subscreener

From: Screening for substance use and mental health problems in a cross-sectoral sample of Canadian youth

 

Totalb

Malea,b

Femalea,b

Male vs. female

Ordinal alpha

M

SD

Median

M

SD

M

SD

p

1. Internalizing disorder

1.77

0.88

2.0

1.54

0.88

1.96

0.83

<.001

.87

2. Externalizing disorder

1.52

0.73

1.6

1.54

0.72

1.49

0.73

.08

.77

3. Substance problem

1.16

1.00

1.0

1.32

0.99

1.01

0.99

<.001

.95

4. Crime/violence

0.79

0.67

0.6

0.94

0.68

0.64

0.62

<.001

.80

5. Additional items

        

 5a. Missing meals or throwing up

0.62

1.06

0.0

0.28

0.78

0.90

1.18

<.001

 5b. Binge eating

0.68

1.11

0.0

0.35

0.86

0.96

1.22

<.001

 5c. Disturbing memories or dreams

1.49

1.28

2.0

1.21

1.26

1.72

1.24

<.001

 5d. Thinking people are watching you

1.18

1.25

1.0

1.05

1.23

1.29

1.25

<.001

 5e. Seeing or hearing things that no one else could see or hear

0.57

1.04

0.0

0.50

1.00

0.63

1.07

.004

 5f. Videogame playing or internet use

0.67

1.06

0.0

0.72

1.07

0.62

1.03

.014

 5g. Gambling

0.10

0.44

0.0

0.12

0.49

0.07

0.37

.009

Total score—20 item original version

1.31

0.62

1.25

1.33

0.62

1.28

0.62

.022

.89

Total score—27 item extended version

1.16

0.57

1.12

1.15

0.55

1.17

0.58

.224

.90

  1. aParticipants identifying as “trans” were removed from sex-based analyses due to a small sample size (n = 6)
  2. bSample sizes vary due to missing data. Italics indicates the sex group with the significantly higher score, at the p < .05 level