Association between mobile phone use and self-reported well-being in children: a questionnaire-based cross-sectional study in Chongqing, China.
Published in: BMJ Open 2015; 5 (5): e007302
Aim of study (acc. to author)
Endpoint/type of risk estimation
Type of risk estimation:
(odds ratio (OR))
Reference group 1
mobile phone use: no
mobile phone use: 1 year
mobile phone use: > 1 year
Reference group 4
duration of calls, 1 year use: 0 - 10 min/day
duration of calls, 1 year use: > 10 min/day
duration of calls, > 1 year use: 0 - 10 min/day
duration of calls, > 1 year use: > 10 min/day
fifth grade pupils of two primary schools
October 2011 - May 2012
Statistical analysis method:
rural/urban residence, academic stress, daily exercise and having a recent cold or flu
Conclusion (acc. to author)
Study funded by
National Basic Research Program (Program 973), China
National Natural Science Foundation (NSFC), China
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