Investigation And Analysis Of Periodontal Health Status And Related Cause Of Disease In The Students Of A Medical University Of Ningxia

Objective To investigate Periodontal health status, Health behavior and therelevant risk factors among students in a medical University of Ningxia and toprovide a scientific basis for formulating oral health care strategies and methods.Methods According to the criterion issued by WHO on the basic methods of oralhealth investigation and the third China oral health epidemiology survey protocol.We conducted inspection and questionnaire for540students.The inspection itemsincluded bleeding gums、 dental calculus、 periodontal pocket、 periodontalattachment loss.The questionnaire included30items.Results (1)Among540students, incidence of bleeding gums、 dental calculus、periodontal pocket and periodontal attachment loss≥4mm were100、95、57and6,respectively. Incidences of impacted tooth among students with periodontal pocketwere32. There were statistical significances in incidences periodontal pocketbetween male and female （P<0.01）； there was no statistical significance inincidences of periodontal attachment loss≥4mm and dental calculus between maleand female (all P>0.05). There were statistical significances in incidences ofperiodontal pocket among students in different grades（P<0.01）； there was nostatistical significance in incidences of periodontal pocket between oral and nonoral majors(P>0.05).(2) Unconditional logistic regression multivariate analysisshowed that age、gender、 born in the city、food impaction after a meal、oral andmaxillofacial trauma and Han nationality correlated with incidence of periodontal pocket.Conclusion (1) Oral periodontal health status of the university students are notideal． It is necessary to strengthen the propaganda of oral health knowledge tostudents.(2) Gender is a protective factor.Old age、born in the city、food impactionafter a meal、 oral and maxillofacial trauma and Han nationality are risk factors.