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Table 4 Mean scores and standard deviations for total SDQ, internalising, externalising and prosocial SDQ subscales by socio-demographic factors

From: Mental health problems in a regional population of Australian adolescents: association with socio-demographic characteristics

 

Outcome

 

Total SDQ (0–40)

Internalising (0–20)

Externalising (0–20)

Prosocial (0–10)

n

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

All

6793

13.43 (6.49)

5.98 (3.72)

7.45 (3.95)

7.19 (1.97)

Gender

 

p < 0.0001

p < 0.0001

p < 0.0001

p < 0.0001

 Male

3390

12.96 (6.34)

5.31 (3.57)

7.64 (3.92)

6.72 (2.04)

 Female

3403

13.90 (6.61)

6.64 (3.74)

7.25 (3.97)

7.66 (1.78)

Age

 

p < .01

p <0 .01

p = 0.06

p = 0.25

 12

829

13.12 (6.48)

5.78 (3.61)

7.35 (4.02)

7.34 (1.93)

  Male

360

13.31 (6.23)

5.39 (3.43)

7.91 (3.93)

6.94 (1.99)

  Female

469

12.98 (6.66)

6.07 (3.73)

6.91 (4.03)

7.65 (1.82)

 13

2008

13.15 (6.45)

5.79 (3.64)

7.36 (3.94)

7.20 (1.89)

  Male

1024

13.03 (6.41)

5.42 (3.63)

7.61 (3.87)

6.77 (1.93)

  Female

984

13.28 (6.49)

6.18 (3.61)

7.10 (4.01)

7.64 (1.75)

 14

1799

13.52 (6.54)

5.97 (3.74)

7.54 (4.00)

7.15 (2.08)

  Male

885

12.93 (6.41)

5.21 (3.55)

7.72 (4.05)

6.56 (2.18)

  Female

914

14.09 (6.62)

6.72 (3.77)

7.38 (3.94)

7.71 (1.80)

 15

1484

13.94 (6.46)

6.30 (3.82)

7.64 (3.85)

7.14 (1.97)

  Male

736

12.79 (6.15)

5.19 (3.52)

7.60 (3.82)

6.68 (2.05)

  Female

748

15.07 (6.56)

7.39 (3.78)

7.69 (3.89)

7.60 (1.77)

 16

673

13.25 (6.53)

6.10 (3.74)

7.15 (3.95)

7.21 (1.94)

  Male

385

12.83 (6.44)

5.44 (3.67)

7.39 (3.95)

6.85 (1.96)

  Female

288

13.81 (6.62)

6.97 (3.66)

6.83 (3.94)

7.70 (1.80)

Aboriginality

 

p < 0.0001

p < 0.0001

p < 0.0001

p < 0.001

 Aboriginal and/or Torres Strait Islander

732

15.41 (6.69)

6.70 (3.87)

8.71 (4.01)

6.90 (2.07)

 Non-Aboriginal

6061

13.19 (6.43)

5.89 (3.69)

7.30 (3.92)

7.23 (1.95)

Socioeconomic Disadvantage (SED)a

 

p = 0.09

p = 0.17

p = 0.26

p = 0.43

 Quintile 1 (most disadvantaged)

725

13.22 (6.69)

5.88 (3.76)

7.34 (4.04)

7.12 (1.96)

 Quintile 2

2090

13.62 (6.41)

6.11 (3.67)

7.52 (3.93)

7.21 (1.94)

 Quintile 3

2781

13.55 (6.48)

6.01 (3.75)

7.53 (3.94)

7.18 (2.00)

 Quintile 4 and 5

1184

12.89 (6.50)

5.71 (3.68)

7.18 (3.91)

7.24 (1.96)

 Quintile 4

1116

12.97 (6.49)

5.75 (3.65)

7.23 (3.93)

7.20 (1.97)

 Quintile 5 (least disadvantaged)

68

11.57 (6.60)

5.15 (4.17)

6.43 (3.52)

7.91 (1.70)

Remoteness (ARIA)

 

p = 0.63

p = 0.25

p = 0.97

p = 0.29

 Major cities Australia

3311

13.50 (6.55)

6.06 (3.77)

7.45 (3.96)

7.24 (1.97)

 Inner regional Australia

2611

13.35 (6.46)

5.91 (3.66)

7.44 (3.97)

7.18 (1.97)

 Outer regional/remote Australia

860

13.34 (6.35)

5.86 (3.65)

7.48 (3.86)

7.00 (1.95)

  1. aFor all statistical analyses quintiles 4 and 5 were combined due to a small sample distribution of participants and schools in quintile 5