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Author:
Garmy, Pernilla
;
Jakobsson, Ulf
;
Nyberg, Per
Title:
Development and psychometric evaluation of a new instrument for measuring sleep length and television and computer habits of Swedish school-age children.
Journal:
The journal of school nursing
, 28/2012/2, S. 138-143.
Language:
english
Publication Year:
2011
Publication Type:
research report; periodical article
Descriptors:
computer
;
computer use
;
evaluation
;
television
;
television use
;
health education
;
adolescent
;
child
;
accuracy in measurement
;
measuring instrument
;
preteen
;
reliability
;
sleep
;
written survey
;
student
;
student survey
;
secondary school
;
test
;
validity