The Relationship Between Periodontal Disease and Public Health: A Population-Based Study

Periodontal diseases, such as periodontitis, are considered the main cause of tooth loss in the elderly.The present study is aimed to determine the relationship between periodontal condition and quality of life. Quality of life consists of a range of people's objective needs related to the self-perception of well-being. This study was done from January 2014 to June 2015 in a healthcare clinic in Zahedan, southeast Iran. Using the random sampling method, the researchers enrolled 700 individuals over 35 years of age. The participants initially completed a demographic questionnaire consisting of data, such as age, sex, educational level, and smoking habit. Then, the periodontal chart was completed. Moreover, patients, based on the number of their natural teeth, were divided into two groups (≥10 teeth in both maxillary and mandible arches and