Objective@#To investigate the correlation between
school bullying and
depressive symptoms comorbidity and
dietary patterns among middle
school students in
Inner Mongolia Autonomous Region from 2021, so as to provide reference for the prevention of
school bullying and
depressive symptoms .@*
Methods @#In September 2021, stratified random
cluster sampling was used to select 87 414 middle
school students in 12 leagues in
Inner Mongolia Autonomous Region. The Center for
Epidemiologic Studies Depression Scale (CES-D) was used to assess
depression , and the
bullying was determined according to the items related to
bullying in the program of
Chinese National
Surveillance on
Students Common
Diseases and
Risk Factors .@*Results@#In 2021, the
detection rate of
depressive symptoms among middle
school students in
Inner Mongolia Autonomous Region was 15.24%,
school bullying was 3.02%, and the co-occurrence of
school bullying and
depression was 1.64%. Binary
Logistic regression analysis showed that junior
high school students ( OR =1.52) and
girls ( OR =1.10) were more likely to suffer from
comorbidity of
school bullying and
depression ( P < 0.05).
Eating fried
food less than one and more than once a day,
smoking and
drinking were positively correlated with
school bullying and
depression comorbidity ( OR =2.15,2.11,2.14,1.70, P <0.05).@*Conclusion@#The combination of
bullying and
depression among middle
school students in
Inner Mongolia Autonomous Region is affected by various dietary
methods . In terms of
diet, reducing the intake of fried
food , no
smoking , no
drinking can effectively reduce the
incidence of co-occurrence
school bullying and
depression .