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Table 5 Linear regressions for leisure time computer use at baseline and change in BMI from baseline to 5-year follow-up

From: Leisure time computer use and overweight development in young adults – a prospective study

  

Crude

Model Ia

Model 1b

Model II

Estimate

95 % CI

Estimate

95 % CI

Estimate

95 % CI

Estimate

95 % CI

GAMING

         

Men

>2 h

0.19

−0.23; 0.61

0.19

−0.23; 0.61

0.29

−0.13; 0.70

0.19

−0.24; 0.62

 

1–2 h

0.08

−0.34; 0.49

0.07

−0.34; 0.49

0.14

−0.27; 0.55

0.12

−0.30; 0.54

<1 h

−0.03

−0.35; 0.29

−0.04

−0.36; 0.28

−0.01

−0.32; 0.30

−0.06

−0.33; 0.26

Not at all

0.00

   

0.00

 

0.00

 

Women

>2 h

1.07

0.30; 1.84

1.04

0.27; 1.82

1.30

0.54; 2.07

1.33

0.56; 2.10

 

1–2 h

0.81

0.25; 1.37

0.79

0.23; 1.35

0.96

0.40; 1.51

0.86

0.29; 1.43

<1 h

0.43

0.10; 0.76

0.42

0.09; 0.75

0.53

0.20; 0.85

0.51

0.18; 0.84

Not at all

0.00

 

0.00

 

0.00

 

0.00

 

EMAILING/CHATTING

        

Men

>2 h

0.07

−0.38; 0.51

0.05

−0.40; 0.49

0.01

−0.43; 0.44

−0.02

−0.46; 0.43

 

1–2 h

−0.07

−0.41; 0.27

−0.08

−0.42; 0.25

−0.09

−0.43; 0.24

−0.10

−0.43; 0.24

<1 h or 0

0.00

 

0.00

 

0.00

 

0.00

 

Women

>2 h

−0.18

−0.62; 0.26

−0.20

−0.64; 0.24

−0.14

−0.57; 0.30

−0.17

−0.61; 0.27

 

1–2 h

0.05

−0.26; 0.37

0.05

−0.27; 0.36

0.06

−0.26; 0.37

0.12

−0.19; 0.44

<1 h or 0

0.00

 

0.00

 

0.00

 

0.00

 
  1. Parameter estimates from the linear regressions with 95 % confidence intervals (CI) are presented. MODEL Ia is adjusted for age, MODEL Ib: age, BMI, MODEL II: age, BMI, physical activity, social support. The number of subjects varied in the models due to partially missing data. GAMING: men n = 952–937, women n = 1631–1592. EMAILING/CHATTING: men n = 952–937, women n = 1622-1586. Estimates with a CI not including 0.00 are given in bold