Analysis of gum bleeding among children aged 12–15 years in Jiangxi Province and related influencing factors

Objective To study the prevalence of gum bleeding in children aged 12–15 years in Jiangxi Province and related influencing factors for the development of effective prevention and treatment strategies. Methods A multistage cluster stratified sampling method was used to select 8,160 children aged 12–15 years for this study. Enrolled children completed a set of survey questionnaires covering children's gender, age, parents' educational level, oral health knowledge scores, attitude scores, and brushing habits in addition of dental examination. All the data were analyzed using the chi‐square test and logistic regression. Results Among 8,160 children, the gum bleeding rate was 66.5 percent (95% CI: 65.8%–68.1%). The gum bleeding rate in urban children (68.0 percent) was higher than that in rural areas (65.0 percent) (P