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Table 5 Associations of computer and cell phone use with overweight at 17 y

From: Are computer and cell phone use associated with body mass index and overweight? A population study among twin adolescents

  

Overweight, n (%)

Logistic regression, adjusted for gender, physical exercise, and parents' education and occupational category

Computer at home

No

50 (9)

1.0

 

Yes

  
 

   without Internet

84 (13)

2.26 (1.35 to 3.76)

 

   with Internet

269 (9)

1.51 (0.94 to 2.42)

Weekly computer use for school, work, and recreation (hours)

0–1

23 (10)

1.0

 

>1–3

32 (11)

0.95 (0.62 to 1.46)

 

>3–6

36 (9)

1.19 (0.79 to 1.81)

 

>6–12

51 (12)

1.61 (1.07 to 2.41)

 

>12–115

88 (15)

1.81 (1.20 to 2.75)

Cell phone bill

(continuous)

-

1.02 (0.90 to 1.16)

Cell phone bill in a month (euros)

No cell phone

31 (12)

1.25 (0.76 to 2.06)

 

< 10

50 (11)

1.05 (0.71 to 1.56)

 

10 – 20

106 (8)

0.73 (0.54 to 0.98)

 

20 – 35

159 (10)

1.0

 

>35

57 (12)

1.23 (0.85 to 1.78)