title: Risk factors of recurrent aphthous ulceration among university students.
abstract: Recurrent aphthous ulceration (RAU) is a common oral mucosal disease. The etiological involves in genetics, vitamin deficiencies, trauma, immune dysfunction and stress. This study was to explore the related risk factors of recurrent aphthous ulceration (RAU) among college students, and provide basis for further research. We conducted a questionnaire survey among students from three colleges in Wuhu by stratified cluster sampling. The information collected includes general demographic characteristics, dietary habits and so on. The overall prevalence of RAU is 23.30% among college students (23.23% in male and 23.39% in female). There are statistical significance in prevalence of RAU between subjects with RAU and without RAU (P<0.05) the prevalence of RAU in different grade, age, adequate brushing time, good brushing habits, wear dentures or braces, other oral disease, eat barbecue, adequate exercise time is statistic difference. According to the result of multinomial logistic regression analysis, the risk of recurrent aphthous ulceration factors including grade, inadequate brushing time. Tempering was a protective factor of RAU. Some measure should be taken to control dental ulcer, which consist of promoting a correct way of living habits, paying attention to the health conscious diet, strengthen physical exercise, self-decompression and keeping good mentality.
authors.affiliation: School of Stomatology, Wannan Medical College Wuhu, Anhui 241002, China.
authors.forename: Liuxia
authors.initials: L
authors.lastname: Shi
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Kuan
authors.initials: K
authors.lastname: Wan
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Mengmeng
authors.initials: M
authors.lastname: Tan
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Guifang
authors.initials: G
authors.lastname: Yin
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Mengkai
authors.initials: M
authors.lastname: Ge
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Xiaoqian
authors.initials: X
authors.lastname: Rao
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Lianping
authors.initials: L
authors.lastname: He
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Yuelong
authors.initials: Y
authors.lastname: Jin
authors.affiliation: School of Public Health, Wannan Medical College Wuhu, Anhui, 241002, China.
authors.forename: Yingshui
authors.initials: Y
authors.lastname: Yao
keywords: Recurrent aphthous ulceration; college students; influence factor