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Table 2 Media presence in bedrooms shown as percentages, and computer use and TV viewing shown as means (hh:mm/day) and standard deviations (SD) (hh:mm) among Finnish schoolchildren in 2006 (n = 327–353)†

From: Do computer use, TV viewing, and the presence of the media in the bedroom predict school-aged children’s sleep habits in a longitudinal study?

 

% or mean

SD

Difference between genders, p-values*

Girls (n = 163–181)†

   

Computer in bedroom yes %

28

  

Television in bedroom yes %

29

  

Boys (n = 161–172)†

   

Computer in bedroom yes %

57

  

Television in bedroom yes %

48

  

All (n = 327–353)†

   

Computer in bedroom yes %

43

 

≤0.001

Television in bedroom yes %

39

 

≤0.001

Girls (n = 178–181)†

   

Computer use (hh:mm/day)

0:49

0:52

 

Television viewing (hh:mm/day)

1:18

0:58

 

Boys (n = 169–172)†

   

Computer use (hh:mm/day)

1:11

1:02

 

Television viewing (hh:mm/day)

1:15

0:56

 

All (n = 348–353)†

   

Computer use (hh:mm/day)

0:59

0:58

≤0.001

Television viewing (hh:mm/day)

1:17

0:57

 
  1. † Range of respondents in the analyses.
  2. *Chi-square test for media presence and independent samples t-test for computer use and TV viewing.