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Table 2 Associations of age, gender, and SES with SAPS scores (PSU symptoms) and high smartphone usage time (> 2 h/d) (N = 564)

From: Associations between problematic smartphone use and behavioural difficulties, quality of life, and school performance among children and adolescents

dependent variables

 

SAPS score (PSU symptoms)

high daily smartphone usage time (> 2 h/d)

independent variables

n

564

n

564

age

b

0.56

OR

1.35

CI 95%

0.28 – 0.84

CI 95%

1.22 – 1.50

ß

0.16

p

 < .001

t

3.92

  

p

 < .001

  

gender(female)

b

1.89

OR

1.75

CI 95%

0.81 – 2.96

CI 95%

1.19 – 2.55

ß

0.14

p

0.004

t

3.45

  

p

 < .001

  

SES

b

-0.08

OR

0.83

CI 95%

-0.25 – 0.09

CI 95%

0.78 – 0.89

ß

-0.04

p

 < .001

t

-0.93

  

p

0.35

  
 

R2

0.05

  

F

 < .001

  
  1. b non-standardized regression coefficient, ß standardized regression coefficient, OR odds ratio. Significant associations are highlighted in bold