Analysis of Helicobacter pylori infection and influencing factors among 2023 freshmen at Lanzhou University
SUN Weiqiang
LI Zikui
SHI Yingchao
AN Lan
ZHOU Yun
Abstract：Objective To investigate the prevalence of Helicobacter pylori(Hp)infection and its associated risk factors among the freshmen of Lanzhou University in 2023.Methods This study adopts a cross-sectional research design and selects 420 freshmen from the 2023 cohort of Lanzhou University as the research subjects through cluster sampling.A questionnaire survey and Hp antigen testing were conducted separately for all selected subjects.Analyze the infection rate of Hp and its influencing factors.The questionnaire survey covers information such as gender,ethnicity,place of birth,living environment,family income,number of family members,dietary habits,smoking and drinking.Use ¹³C urea breath test to detect Hp infection,and analyze the influencing factors of Hp infection using multiple logistic regression.Results The Hp infection rate among 420 freshmen selected from the 2023 grade of Lanzhou University is 18.6%.The female Hp infection rate was 19.2%and the male Hp infection rate was 17.7%,with no statistically significant difference(P>0.05).The Hp infection rate among rural and urban students was 20.4%,while the Hp infection rate among urban students was 14.3%,with no statistically significant difference(P>0.05).The results of multiple logistic regression analysis showed that high salt,high-fat,and spicy diet habits(OR=6.482),drinking well water at home(OR=6.872),and having more than 5 family members(OR=4.651)were independent risk factors for Hp infection(P<0.05);Long term exercise habits(OR=0.314)and cafeteria dining experience(OR=0.098)are independent protective factors against Hp infection(P<0.05).Conclusion The Hp infection rate among the freshmen of Lanzhou University in 2023 is relatively low.Dietary habits,drinking water hygiene,and family size are independent risk factors for Hp infection.Improving dietary habits and increasing physical activity may reduce the risk of Hp infection.
Keywords：Helicobacter pyloriinfection rateinfluencing factorsuniversity freshmenpublic health
Publication Date：2026-02-28
Online Publishing Date：2026-03-16(First online date of this platform, not the publication date of the document)
Pages：6( 91-96 )